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Black Housing Combo Exit Signs – Spec Guide
- Compliance & runtime: UL 924 listed; battery system provides a minimum 90-minute operation (verify with your AHJ).
- Legend & faces: Standard 6-in letters with typical viewing up to 100 ft; choose red/green and single/double-face as required.
- Chevrons: Field-selectable directional arrows to match egress paths and reduce SKU complexity across layouts.
- Lamp heads & photometrics: Adjustable LED heads; design to achieve ≈ ≥1 fc average and ≥0.1 fc minimum along egress paths at 90 minutes.
- Finish & coating: Matte or gloss black with scratch/UV-resistant finish; confirm color consistency and cleanability for public interiors.
- Construction: Thermoplastic (lightweight) or aluminum/steel (architectural/durable); low-profile designs minimize visual impact in dark ceilings.
- Mounting: Universal canopy/bracket for wall, ceiling, or end-mount; verify junction-box pattern, projection, and clearances near doors/signage.
- Power & electronics: Universal 120/277 VAC, solid-state charger/automatic transfer, low-voltage disconnect, status indicator, and test switch; brownout/surge protection recommended.
- Battery: Maintenance-free Ni-Cd or lithium packs delivering ≥90 min; check recharge time and ambient temperature range.
- Remote capacity: For extended coverage, select remote-capable versions and verify total watt load and voltage drop for remote heads.
- Environment: Specify damp-location (or higher) where needed; consider IP/NEMA ratings for kitchens, vestibules, or semi-outdoor spaces.
- Diagnostics & maintenance: Optional self-testing electronics automate monthly/annual checks; maintain records per AHJ requirements.
FAQs About Black Housing Combo Exit Signs
What makes black housing combos special?
The black finish blends into dark ceilings and walls for a clean, low-profile look—great for design-focused interiors—while still meeting life-safety code requirements.
Are these units UL 924 compliant?
Yes—look for the UL 924 listing. It confirms required emergency operation and battery backup performance.
How bright are the emergency lamps?
Many models deliver around 76 lumens per lamp with very low power draw—enough to supplement egress lighting along the path to exits.
Can I choose legend color and arrows?
Absolutely—most offer field-selectable red or green EXIT legends and directional chevrons you can set during installation.
Do they include battery backup?
Yes—combos typically use Ni-Cd or Ni-MH batteries to provide at least 90 minutes of emergency operation.
What mounting options are supported?
Most ship with a universal canopy for wall, ceiling, or end-mount installs, so you can match your layout.
Are self-test or remote-head versions available?
Yes—many models offer self-testing diagnostics for compliance and remote-head capability to extend coverage from a single fixture.