Kidde Commercial

Genesis 110 cd Synchronized Wall Strobe, Red, FIRE Marking, 24 VDC, UL 1971

SKU KD-4MS-8AR

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The Kidde Genesis 4MS-8AR is a 110 cd wall-mount fire alarm strobe for commercial and institutional notification circuits. It delivers synchronized, high-output visual notification at 110 candela in wall orientation, meeting UL 1971 sleeping area requirements without a separate sync module on the NAC circuit.

Built for the commercial installer

Genesis FullLight strobe technology provides even light distribution and built-in synchronization across all strobes on the circuit. No external sync module required - the Genesis protocol handles timing at the device level. The unit runs on 24 VDC and mounts to standard 4-inch square electrical boxes or single-gang boxes. Red housing with FIRE marking meets ADA and NFPA signage requirements out of the box.

Key features

  • 110 cd output, wall orientation: meets UL 1971 sleeping area requirements without oversizing the device
  • Built-in synchronization: Genesis FullLight technology eliminates separate sync modules on the NAC circuit
  • Standard mounting: fits 4-inch square boxes and single-gang boxes with no special hardware
  • Red housing, FIRE marking: ADA and NFPA compliant visual signage
  • Low current draw: maximizes the number of appliances per NAC circuit
  • UL 1971 and UL 464 listed: meets code requirements for commercial fire alarm notification

System requirements

Requires a 24 VDC notification appliance circuit (NAC) from a listed fire alarm control panel (FACP). Wire with 12 to 18 AWG conductors per local code and NFPA 72 requirements.

Specifications

SKUKD-4MS-8AR
BrandKidde Commercial
Form factorWall-mount strobe, Genesis Series
Power input24 VDC (regulated or filtered/FWR)
Candela output110 cd (wall orientation)
Flash rate1 Hz, synchronized
SynchronizationGenesis FullLight technology (no external sync module)
Housing colorRed
Lens colorClear
MarkingFIRE
MountingStandard 4" square box or single-gang box
Wire size12-18 AWG
Operating temp32°F to 120°F (0°C to 49°C)
ComplianceUL 1971, UL 464, ADA, NFPA 72
Indoor/OutdoorIndoor

Documents and resources

FAQs

Does this strobe require a separate sync module?
No. Genesis FullLight technology provides built-in synchronization across all Genesis strobes on the NAC circuit. No external sync module needed.
Does the 4MS-8AR meet sleeping area requirements?
Yes. At 110 cd in wall orientation, this strobe meets UL 1971 sleeping area notification requirements per NFPA 72.
What box does this mount to?
Standard 4-inch square electrical box or single-gang box. No special mounting hardware or adapters required.
Is this compatible with non-Kidde fire alarm panels?
The strobe operates on any listed 24 VDC NAC circuit. Genesis synchronization works across all Genesis devices on the same circuit regardless of the FACP brand.
What wire gauge is required?
12 to 18 AWG conductors. Follow local code and NFPA 72 requirements for conductor sizing based on circuit length and appliance load.