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System Sensor

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system sensor hcwl-lf security alarm;system sensor hcwl-lf l-series indoor selectableoutput low frequency sounder, 2-wire, ceiling mount, no marking, white;system sensor hcwl-lf l-series indoor selectableoutput low frequency sounder, 2-wire, ceiling mount, no marking, white;system sensor hcwl-lf l-series indoor selectableoutput low frequency sounder, 2-wire, ceiling mount, no marking, white
System Sensor
System Sensor HCWL-LF L-Series Indoor Selectable Output Low Frequency Sounder, 2-Wire, Ceiling Mount, no Marking, White
HCWL-LF|BK-HCWLLF
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system sensor sbbcrl mounting box for chime, strobe, speaker, horn - red
System Sensor
System Sensor SBBCRL L-Series Ceiling Surface Mount Back Box, Red
SBBCRL|BK-SBBCRL
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system sensor innovairflex rts2 smoke detector testing selector;system sensor rts2 multi-signaling accessory, without strobe, for innovairflex 4-wire conventional duct smoke detectors;system sensor rts2 multi-signaling accessory, without strobe, for innovairflex 4-wire conventional duct smoke detectors
System Sensor
System Sensor RTS2 Multi-Signaling Accessory, without Strobe, for InnovairFlex 4-Wire Conventional Duct Smoke Detectors
RTS2|BK-RTS2
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system sensor hwl-lf security alarm;system sensor hwl-lf l-series indoor selectable output low frequency sounder, 2-wire, wall mount, no marking, white;system sensor hwl-lf l-series indoor selectable output low frequency sounder, 2-wire, wall mount, no marking, white;system sensor hwl-lf l-series indoor selectable output low frequency sounder, 2-wire, wall mount, no marking, white
System Sensor
System Sensor HWL-LF L-Series Indoor 2-Wire Selectable Output Low Frequency Sounder, Wall Mount, No Marking, White
HWL-LF|BK-HWLLF
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image of bk-a77ab2
System Sensor
System Sensor A77-AB2 i3 Retrofit Adapter Ring
A77-AB2|BK-A77AB2
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system sensor mp120kl mounting plate for horn, chime, strobe;system sensor mp120kl l-series 120 vac adapter mounting plate;image of bk-mp120kl;system sensor mp120kl l-series 120 vac adapter mounting plate
System Sensor
System Sensor MP120KL L-Series 120V AC Adapter Mounting Plate
MP120KL|BK-MP120KL
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system sensor innovairflex dst5 sampling tube
System Sensor
System Sensor DST5 Metal Sampling Tube for DNRE and D2E, Duct Widths 4' to 8'
DST5|BK-DST5
More Options Available
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image of bk-scrled
System Sensor
System Sensor SCRLED Series Ceiling Mount Strobe with LED, FIRE Label, Red
SCRLED|BK-SCRLED
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system sensor spcwl l-series indoor selectable output speaker, ceiling mount, high fidelity, white;system sensor spcwl l-series indoor selectable output speaker, ceiling mount, high fidelity, white;system sensor spcwl l-series indoor selectable output speaker, ceiling mount, high fidelity, white
System Sensor
System Sensor SPCWL L-Series Indoor Selectable Output Speaker, Ceiling Mount, High Fidelity, White
SPCWL|BK-SPCWL
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system sensor spectralert advance lens-a strobe lens
System Sensor
System Sensor LENS-A Lens for Indoor or Outdoor Wall Mount Strobes, Amber
LENS-A|BK-LENSA
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image of bk-p2wled;image of bk-p2wled;image of bk-p2wled
System Sensor
System Sensor P2WLED L-Series Indoor 2-Wire LED Horn Strobe, Wall-Mount, Marked FIRE, White
P2WLED|BK-P2WLED
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system sensor mp120k mounting adapter for speaker, security strobe light;system sensor mp120k spectralert advance 120 vac adapter mounting plate;system sensor mp120k spectralert advance 120 vac adapter mounting plate
System Sensor
System Sensor MP120K SpectrAlert Advance 120V AC Adapter Mounting Plate
MP120K|BK-MP120K
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system sensor l chscwl security strobe light;system sensor chscwl l-series selectable output chime strobe, ceiling mount, white;system sensor chscwl l-series selectable output chime strobe, ceiling mount, white;system sensor chscwl l-series selectable output chime strobe, ceiling mount, white
System Sensor
System Sensor CHSCWL L-Series Selectable Output Chime Strobe, Ceiling Mount, White
CHSCWL|BK-CHSCWL
More Options Available
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system sensor hcrl-lf security alarm;system sensor hcrl-lf l-series indoor low frequency sounder, red;system sensor hcrl-lf l-series indoor low frequency sounder, red;system sensor hcrl-lf l-series indoor low frequency sounder, red
System Sensor
System Sensor HCRL-LF L-Series Indoor Low Frequency Sounder, Red
HCRL-LF|BK-HCRLLF
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system sensor l chwl doorbell;system sensor chwl l-series selectable output chime, wall mount, white;system sensor chwl l-series selectable output chime, wall mount, white;system sensor chwl l-series selectable output chime, wall mount, white
System Sensor
System Sensor CHWL L-Series Selectable Output Chime, Wall Mount, White
CHWL|BK-CHWL
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system sensor chime strobe, wall, white;system sensor chswl l-series selectable output chime strobe, wall mount, white;system sensor chswl l-series selectable output chime strobe, wall mount, white
System Sensor
System Sensor CHSWL L-Series Selectable Output Chime Strobe, Wall Mount, White
CHSWL|BK-CHSWL
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image of bk-smb500wh
System Sensor
System Sensor SMB500-WH White Surface Mount Box for System Sensor Modules When Flush or Recessed Mounting are not Wanted
SMB500|BK-SMB500WH
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system sensor innovairflex d4s smoke detector sensor component;system sensor d4s 4-wire photoelectric sensor component;system sensor d4s 4-wire photoelectric sensor component
System Sensor
System Sensor D4S 4-Wire Photoelectric Sensor Component
D4S|BK-D4S
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system sensor co-repl co sensor replacement module
System Sensor
System Sensor CO-REPL Replacement CO Cell for COSMO-2W and COSMO-4W Detectors
CO-REPL|BK-COREPL
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system sensor innovairflex dst10 sampling tube
System Sensor
System Sensor DST10 Metal Sampling Tube DNRE and D2E, Duct Widths 8' to 12'
DST10|BK-DST10
More Options Available
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null;system sensor 5604 194f fixed temp, single-circuit mechanical heat detector
System Sensor
System Sensor 5604 194F Fixed Temp, Single-Circuit Mechanical Heat Detector
5604|BK-5604
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system sensor i4 series combination co/photoelectric smoke detector;system sensor cosmo-2w i4 series, 12/24v, 2-wire, system-connected, combination carbon monoxide/smoke detector with realtest technology;system sensor cosmo-2w i4 series, 12/24v, 2-wire, system-connected, combination carbon monoxide/smoke detector with realtest technology;system sensor cosmo-2w i4 series, 12/24v, 2-wire, system-connected, combination carbon monoxide/smoke detector with realtest technology
System Sensor
System Sensor COSMO-2W i4 Series, 12/24V, 2-Wire, System-Connected, Combination Carbon Monoxide/Smoke Detector with RealTest Technology
COSMO-2W|BK-COSMO2W
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system sensor i3 2w-b smoke detector;system sensor bk-2wb photoelectric i3 series smoke detector, 2-wire;system sensor bk-2wb photoelectric i3 series smoke detector, 2-wire;system sensor bk-2wb photoelectric i3 series smoke detector, 2-wire
System Sensor
System Sensor 2W-B Photoelectric i3 Series Smoke Detector, 2-Wire, White
2W-B|BK-2WB
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system sensor 2i3 wta-b smoke detector;system sensor 2wta-b photoelectric i3 series smoke detector, 2-wire with thermal sensor and built-in sounder;system sensor 2wta-b photoelectric i3 series smoke detector, 2-wire with thermal sensor and built-in sounder;system sensor 2wta-b photoelectric i3 series smoke detector, 2-wire with thermal sensor and built-in sounder
System Sensor
System Sensor 2WTA-B Photoelectric i3 Series Smoke Detector, 2-Wire with Thermal Sensor and Built-In Sounder, White
2WTA-B|BK-2WTAB
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system sensor 5602 194f fixed temp/rate-of-rise, single-circuit mechanical heat detector;system sensor 5602 194f fixed temp/rate-of-rise, single-circuit mechanical heat detector
System Sensor
System Sensor 5602 194F Fixed Temp/Rate-of-Rise, Single-Circuit Mechanical Heat Detector
5602|BK-5602
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system sensor 2d51 photoelectronic low-profile plug-in detector for special applications;system sensor 2d51 photoelectronic low-profile plug-in detector for special applications;system sensor innovairflex 2d51 sensor head
System Sensor
System Sensor 2D51 Photoelectronic Low-Profile Plug-In Detector for Special Applications
2D51|BK-2D51
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image of bk-scwledclr
System Sensor
System Sensor SCWLED-CLR-ALERT Series Ceiling Mount Strobe with LED, ALERT Label, White
SCWLED-CLR-ALERT|BK-SCWLEDCLR
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system sensor i3 4wtar-b smoke detector;system sensor 4wtar-b photoelectric i3 series smoke detector, 4-wire, thermal sensor, built-in sounder, form c relay;system sensor 4wtar-b photoelectric i3 series smoke detector, 4-wire, thermal sensor, built-in sounder, form c relay;system sensor 4wtar-b photoelectric i3 series smoke detector, 4-wire, thermal sensor, built-in sounder, form c relay
System Sensor
System Sensor 4WTAR-B Photoelectric i3 Series Smoke Detector, 4-Wire, Thermal Sensor, Built-In Sounder, Form Relay, White
4WTAR-B|BK-4WTARB
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system sensor hcwl-lf security alarm;system sensor hcwl-lf l-series indoor selectableoutput low frequency sounder, 2-wire, ceiling mount, no marking, white;system sensor hcwl-lf l-series indoor selectableoutput low frequency sounder, 2-wire, ceiling mount, no marking, white;system sensor hcwl-lf l-series indoor selectableoutput low frequency sounder, 2-wire, ceiling mount, no marking, white
HCWL-LFBK-HCWLLF
System Sensor
System Sensor HCWL-LF L-Series Indoor Selectable Output Low Frequency Sounder, 2-Wire, Ceiling Mount, no Marking, White
HCWL-LF|BK-HCWLLF

Key Features

  • 520 Hz ± 10% squareWave tone, NFPA compliance
  • Nominal Voltage Low Frequency Sounder Regulated 24 DC/FWR1
  • Plug-in design with minimal intrusion into the back box
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system sensor sbbcrl mounting box for chime, strobe, speaker, horn - red
SBBCRLBK-SBBCRL
System Sensor
System Sensor SBBCRL L-Series Ceiling Surface Mount Back Box, Red
SBBCRL|BK-SBBCRL

Key Features

  • L-Series Surface Mount Back Boxes are the best solution in locations where you have a hard surface to mount to.
More Options Available
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system sensor innovairflex rts2 smoke detector testing selector;system sensor rts2 multi-signaling accessory, without strobe, for innovairflex 4-wire conventional duct smoke detectors;system sensor rts2 multi-signaling accessory, without strobe, for innovairflex 4-wire conventional duct smoke detectors
RTS2BK-RTS2
System Sensor
System Sensor RTS2 Multi-Signaling Accessory, without Strobe, for InnovairFlex 4-Wire Conventional Duct Smoke Detectors
RTS2|BK-RTS2

Key Features

  • Can be used to select one of two connected sensors to be tested, reset, or both by a push button switch.
  • Enables sensitivity measurements using the SENS-RDR sensitivity reader
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system sensor hwl-lf security alarm;system sensor hwl-lf l-series indoor selectable output low frequency sounder, 2-wire, wall mount, no marking, white;system sensor hwl-lf l-series indoor selectable output low frequency sounder, 2-wire, wall mount, no marking, white;system sensor hwl-lf l-series indoor selectable output low frequency sounder, 2-wire, wall mount, no marking, white
HWL-LFBK-HWLLF
System Sensor
System Sensor HWL-LF L-Series Indoor 2-Wire Selectable Output Low Frequency Sounder, Wall Mount, No Marking, White
HWL-LF|BK-HWLLF

Key Features

  • 520 Hz ± 10% Square wave tone, NFPA compliance
  • Full candela range plus High/low tone options to optimize current draw for a wide variety of applications
  • Compact and standard, and round ceiling options
More Options Available
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image of bk-a77ab2
A77-AB2BK-A77AB2
System Sensor
System Sensor A77-AB2 i3 Retrofit Adapter Ring
A77-AB2|BK-A77AB2

Key Features

  • Dimensions: 6.6" Diameter
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system sensor mp120kl mounting plate for horn, chime, strobe;system sensor mp120kl l-series 120 vac adapter mounting plate;image of bk-mp120kl;system sensor mp120kl l-series 120 vac adapter mounting plate
MP120KLBK-MP120KL
System Sensor
System Sensor MP120KL L-Series 120V AC Adapter Mounting Plate
MP120KL|BK-MP120KL

Key Features

  • Designed for both indoor and outdoor use
  • Plug-in design eliminates ground faults
  • Power supply that converts 120V AC to nominal 24 V FWR
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system sensor innovairflex dst5 sampling tube
DST5BK-DST5
System Sensor
System Sensor DST5 Metal Sampling Tube for DNRE and D2E, Duct Widths 4' to 8'
DST5|BK-DST5

Key Features

  • High-quality metal construction for durability and resistance to damage
  • Easy installation and compatibility with a wide range of duct sizes
  • Compatible with duct smoke detectors for reliable and accurate smoke detection in HVAC Systems
More Options Available
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More Options Available
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image of bk-scrled
SCRLEDBK-SCRLED
System Sensor
System Sensor SCRLED Series Ceiling Mount Strobe with LED, FIRE Label, Red
SCRLED|BK-SCRLED

Key Features

  • LED Technology provides lower current draw
  • Digital Voltage Meter (DVM) diagnostic test points for Horn Strobes
  • Common aesthetics across the L-Series platform
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system sensor spcwl l-series indoor selectable output speaker, ceiling mount, high fidelity, white;system sensor spcwl l-series indoor selectable output speaker, ceiling mount, high fidelity, white;system sensor spcwl l-series indoor selectable output speaker, ceiling mount, high fidelity, white
SPCWLBK-SPCWL
System Sensor
System Sensor SPCWL L-Series Indoor Selectable Output Speaker, Ceiling Mount, High Fidelity, White
SPCWL|BK-SPCWL

Key Features

  • Plug-in design and protective cover reduce ground faults
  • Universal mounting plate with an onboard shorting spring testsWiring continuity before installation
  • No extension ring required
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system sensor spectralert advance lens-a strobe lens
LENS-ABK-LENSA
System Sensor
System Sensor LENS-A Lens for Indoor or Outdoor Wall Mount Strobes, Amber
LENS-A|BK-LENSA

Key Features

  • Easily turns any device into a strobe for ECS/MNS events: severe weather, toxic gases, sprinkler activation and more
  • Outdoor rated from -35°F to 151°F
  • UL 1638 listed
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image of bk-p2wled;image of bk-p2wled;image of bk-p2wled
P2WLEDBK-P2WLED
System Sensor
System Sensor P2WLED L-Series Indoor 2-Wire LED Horn Strobe, Wall-Mount, Marked FIRE, White
P2WLED|BK-P2WLED

Key Features

  • LED Technology provides lower current draw
  • Digital Voltage Meter (DVM) diagnostic test points for Horn Strobes
  • Common aesthetics across the L-Series platform
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system sensor mp120k mounting adapter for speaker, security strobe light;system sensor mp120k spectralert advance 120 vac adapter mounting plate;system sensor mp120k spectralert advance 120 vac adapter mounting plate
MP120KBK-MP120K
System Sensor
System Sensor MP120K SpectrAlert Advance 120V AC Adapter Mounting Plate
MP120K|BK-MP120K

Key Features

  • Designed for both indoor and outdoor use
  • Plug-in design eliminates ground faults
  • Power supply that converts 120V AC to nominal 24 V FWR
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system sensor l chscwl security strobe light;system sensor chscwl l-series selectable output chime strobe, ceiling mount, white;system sensor chscwl l-series selectable output chime strobe, ceiling mount, white;system sensor chscwl l-series selectable output chime strobe, ceiling mount, white
CHSCWLBK-CHSCWL
System Sensor
System Sensor CHSCWL L-Series Selectable Output Chime Strobe, Ceiling Mount, White
CHSCWL|BK-CHSCWL

Key Features

  • Updated modern aesthetics
  • Plug-in design with minimal intrusion into the backbox
  • Mounting plate shorting spring feature checksWiring continuity before device installation
More Options Available
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system sensor hcrl-lf security alarm;system sensor hcrl-lf l-series indoor low frequency sounder, red;system sensor hcrl-lf l-series indoor low frequency sounder, red;system sensor hcrl-lf l-series indoor low frequency sounder, red
HCRL-LFBK-HCRLLF
System Sensor
System Sensor HCRL-LF L-Series Indoor Low Frequency Sounder, Red
HCRL-LF|BK-HCRLLF

Key Features

  • 520 Hz ± 10% squareWave tone, NFPA compliance
  • Compact, standard, and round ceiling options
  • Plug-in design with minimal intrusion into the back box
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system sensor l chwl doorbell;system sensor chwl l-series selectable output chime, wall mount, white;system sensor chwl l-series selectable output chime, wall mount, white;system sensor chwl l-series selectable output chime, wall mount, white
CHWLBK-CHWL
System Sensor
System Sensor CHWL L-Series Selectable Output Chime, Wall Mount, White
CHWL|BK-CHWL

Key Features

  • Plug-in design with minimal intrusion into the back box
  • Tamper-resistant construction
  • Updated modern aesthetics
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system sensor chime strobe, wall, white;system sensor chswl l-series selectable output chime strobe, wall mount, white;system sensor chswl l-series selectable output chime strobe, wall mount, white
CHSWLBK-CHSWL
System Sensor
System Sensor CHSWL L-Series Selectable Output Chime Strobe, Wall Mount, White
CHSWL|BK-CHSWL

Key Features

  • Updated modern aesthetics
  • Plug-in design with minimal intrusion into the back box
  • Mounting plate shorting spring feature checksWiring continuity before device installation
More Options Available
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More Options Available
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image of bk-smb500wh
SMB500-WHBK-SMB500WH
System Sensor
System Sensor SMB500-WH White Surface Mount Box for System Sensor Modules When Flush or Recessed Mounting are not Wanted
SMB500|BK-SMB500WH

Key Features

  • White surface mount box for System Sensor modules
  • Ideal for non-flush or recessed installations
  • Compatible with specific System Sensor modules
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system sensor innovairflex d4s smoke detector sensor component;system sensor d4s 4-wire photoelectric sensor component;system sensor d4s 4-wire photoelectric sensor component
D4SBK-D4S
System Sensor
System Sensor D4S 4-Wire Photoelectric Sensor Component
D4S|BK-D4S

Key Features

  • 4-Wire Photoelectric, integrated low-flow technology
  • Air velocity rating from 100'/min to 4,000'/min (0.5 m/s to 20.32 m/sec)
  • Versatile mounting options: square or rectangular configuration
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system sensor co-repl co sensor replacement module
CO-REPLBK-COREPL
System Sensor
System Sensor CO-REPL Replacement CO Cell for COSMO-2W and COSMO-4W Detectors
CO-REPL|BK-COREPL

Key Features

  • with 10-year CO Cell Life
  • Easily integrates up to 12 compatible detectors to aWide range of control panels
  • 2-wire module is compatible with COSMO-2W combination detectors and 2WTA-B smoke detectors.
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system sensor innovairflex dst10 sampling tube
DST10BK-DST10
System Sensor
System Sensor DST10 Metal Sampling Tube DNRE and D2E, Duct Widths 8' to 12'
DST10|BK-DST10

Key Features

  • High-quality metal construction for durability and resistance to damage
  • Easy installation and compatibility with a wide range of duct sizes
  • Compatible with duct smoke detectors for reliable and accurate smoke detection in HVAC Systems
More Options Available
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More Options Available
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null;system sensor 5604 194f fixed temp, single-circuit mechanical heat detector
5604BK-5604
System Sensor
System Sensor 5604 194F Fixed Temp, Single-Circuit Mechanical Heat Detector
5604|BK-5604

Key Features

  • The 5600 series offers a full-line of configurations to acco mmodate a broad range of applications
  • To satisfy a variety of installation needs, the 5600 series easily mounts to single-gang and octagonal back boxes
  • The 5600 series provides clear markings on the exterior of the unit to ensure that the proper detector is being used
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system sensor i4 series combination co/photoelectric smoke detector;system sensor cosmo-2w i4 series, 12/24v, 2-wire, system-connected, combination carbon monoxide/smoke detector with realtest technology;system sensor cosmo-2w i4 series, 12/24v, 2-wire, system-connected, combination carbon monoxide/smoke detector with realtest technology;system sensor cosmo-2w i4 series, 12/24v, 2-wire, system-connected, combination carbon monoxide/smoke detector with realtest technology
COSMO-2WBK-COSMO2W
System Sensor
System Sensor COSMO-2W i4 Series, 12/24V, 2-Wire, System-Connected, Combination Carbon Monoxide/Smoke Detector with RealTest Technology
COSMO-2W|BK-COSMO2W

Key Features

  • Single device for CO and smoke detection that uses lessWiring and fewer junction boxes
  • Compatible with aWide range of control panels with the use of the required i4 Interface Module
  • Easily integrates up to 12 compatible detectors to aWide range of control panels
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system sensor i3 2w-b smoke detector;system sensor bk-2wb photoelectric i3 series smoke detector, 2-wire;system sensor bk-2wb photoelectric i3 series smoke detector, 2-wire;system sensor bk-2wb photoelectric i3 series smoke detector, 2-wire
2W-BBK-2WB
System Sensor
System Sensor 2W-B Photoelectric i3 Series Smoke Detector, 2-Wire, White
2W-B|BK-2WB

Key Features

  • Plug-in detector line, mounting base included
  • LargeWire entry port
  • In-line terminals with SEMS screws
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system sensor 2i3 wta-b smoke detector;system sensor 2wta-b photoelectric i3 series smoke detector, 2-wire with thermal sensor and built-in sounder;system sensor 2wta-b photoelectric i3 series smoke detector, 2-wire with thermal sensor and built-in sounder;system sensor 2wta-b photoelectric i3 series smoke detector, 2-wire with thermal sensor and built-in sounder
2WTA-BBK-2WTAB
System Sensor
System Sensor 2WTA-B Photoelectric i3 Series Smoke Detector, 2-Wire with Thermal Sensor and Built-In Sounder, White
2WTA-B|BK-2WTAB

Key Features

  • 85 dB sounder
  • Form C relay
  • Isolated thermal sensor
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system sensor 5602 194f fixed temp/rate-of-rise, single-circuit mechanical heat detector;system sensor 5602 194f fixed temp/rate-of-rise, single-circuit mechanical heat detector
5602BK-5602
System Sensor
System Sensor 5602 194F Fixed Temp/Rate-of-Rise, Single-Circuit Mechanical Heat Detector
5602|BK-5602

Key Features

  • Plain housing for residential installations (Model 5601P)
  • Easy-to-use terminal screws
  • A broad range of back box mounting options: Single gang, 3.5 and 4Octagonal, 4square with square to round plaster ring
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system sensor 2d51 photoelectronic low-profile plug-in detector for special applications;system sensor 2d51 photoelectronic low-profile plug-in detector for special applications;system sensor innovairflex 2d51 sensor head
2D51BK-2D51
System Sensor
System Sensor 2D51 Photoelectronic Low-Profile Plug-In Detector for Special Applications
2D51|BK-2D51

Key Features

  • Low-profile smoke detector design
  • Low standby current
  • Two LEDs blink in standby
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image of bk-scwledclr
SCWLED-CLR-ALERTBK-SCWLEDCLR
System Sensor
System Sensor SCWLED-CLR-ALERT Series Ceiling Mount Strobe with LED, ALERT Label, White
SCWLED-CLR-ALERT|BK-SCWLEDCLR

Key Features

  • LED Technology provides lower current draw
  • Digital Voltage Meter (DVM) diagnostic test points for Horn Strobes
  • Common aesthetics across the L-Series platform
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system sensor i3 4wtar-b smoke detector;system sensor 4wtar-b photoelectric i3 series smoke detector, 4-wire, thermal sensor, built-in sounder, form c relay;system sensor 4wtar-b photoelectric i3 series smoke detector, 4-wire, thermal sensor, built-in sounder, form c relay;system sensor 4wtar-b photoelectric i3 series smoke detector, 4-wire, thermal sensor, built-in sounder, form c relay
4WTAR-BBK-4WTARB
System Sensor
System Sensor 4WTAR-B Photoelectric i3 Series Smoke Detector, 4-Wire, Thermal Sensor, Built-In Sounder, Form Relay, White
4WTAR-B|BK-4WTARB

Key Features

  • Red and green LEDs to simplify local status indication during power-up, standby, alarm, maintenance, and freeze trouble conditions
  • Installer-friendly base and plug-in design
  • Form C relay
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Showing 85 - 112 of 446