Universal Mount LED Exit Sign – Die-Cast Aluminum with Battery Backup
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Universal Mount Die-Cast Aluminum LED Exit Sign - 400U Overview
The 400U universal mount die-cast aluminum LED exit sign gives commercial projects a durable architectural EXIT fixture without moving into a bulky industrial format. Use it where material quality, clean finish coordination, and field flexibility matter during project review.
Need an Exitronix exit sign with die-cast aluminum construction? This universal-mount LED model fits Exitronix exit signs projects where the job needs a metal housing, cleaner finish, and flexible wall or ceiling mounting instead of a basic thermoplastic sign. Use it for commercial corridors, tenant spaces, retail, hospitality, and public-facing egress paths where durability and appearance both matter. Compare Die-Cast Aluminum Exit Signs, browse Exit Signs, or read the Die-Cast Aluminum Exit Signs Guide before selecting face count, letter color, arrows, and battery backup.
The structured product fields below separate exact specifications, ordering checks, documents, related paths, and direct answers so the page can support long-tail search intent without duplicating the same section content. That separation makes the page easier to scan for specifiers, maintenance teams, contractors, and purchasing staff reviewing a commercial egress schedule.
Buying support
Product details and buying checks
Review specs, documents, buying checks, related paths, and FAQs before ordering.
- UL 924
- NFPA 101
- CEC Compliant
- Damp Location
- Die-Cast Aluminum
- Universal Mount
- Red / Green Letters
- Single / Double Face
- AC Only / NiCad
- 120/277 V
- Self Diagnostics (Opt.)
- Dual-Circuit Options
Key features
- Architectural metal body gives polished interiors a more substantial appearance than commodity plastic signage.
- The product family covers color, visibility, power, and diagnostic choices without forcing a different catalog path.
- Included canopy and backplate components let installers adapt the same order family to typical route conditions.
- Onboard emergency-operation selections are available where the sign itself must support code runtime.
- Automated test support can be selected on eligible battery models for maintenance programs.
- Coordinated finish packages help match door hardware, wall color, ceiling conditions, and design standards.
- Field arrow setup lets the approved path of travel drive the final chevron configuration.
- Commercial listing and damp-location context support project review for indoor egress routes.
- Accessory context includes tamper-resistant hardware, wire guards, and shields for exposed interior routes.
- The manufacturer PDF should be part of approval review for dimensions, wiring, listings, and accessories.
Documents
Application Fit
Specify 400U when the schedule favors a metal architectural housing and a wide configuration set from one product family. Compare thermoplastic for budget-first interiors, edge-lit for acrylic-panel aesthetics, or wet-location signs for weather exposure.
Face / Legend Choice
- Use single-face setup where occupants read the EXIT legend from one approach.
- Use double-face setup at corridor intersections or projecting locations with two-way visibility.
- Match red or green letters to the building plans, existing signage, and local code requirements.
Electrical Configuration
- Use AC Only where a compliant building emergency source handles runtime outside the sign.
- Use 120 V or 277 V dual-circuit selections when the electrical schedule separates normal and emergency feeds.
- Use NiCad Battery where the fixture itself must supply 90 minutes of emergency operation.
Finish / Face Panel Match
- Brushed aluminum with an aluminum panel supports a more architectural door or corridor finish.
- Black housing choices work with darker trim packages and contrast-driven interiors.
- White housing choices blend with common wall, ceiling, and door-frame conditions.
Installation Orientation
- Check the junction-box location and canopy direction before ordering the final configuration.
- Use wall orientation above doors, ceiling orientation for overhead views, or end orientation where the sign projects perpendicular to the surface.
- Set directional chevrons after the final path-of-travel review so arrows match the approved egress route.
Diagnostics / Accessories
- Add self diagnostics where the owner wants automated test support for eligible battery models.
- Consider tamper-resistant hardware, wire guards, or shields in corridors exposed to carts, public traffic, or abuse risk.
- Review the PDF before ordering so electrical, dimensional, and accessory requirements are captured together.
Compliance notes
- Record face count, letter color, finish, power source, diagnostics, and accessories in the project paperwork.
- Verify wall, ceiling, or end orientation against the actual junction-box location before ordering.
- Use a wet-location family instead of 400U where water exposure or exterior weather is expected.
Frequently asked questions
What does universal mount mean on the 400U exit sign?
It means the 400U family can support rear, top, or side rough-ins for common wall, ceiling, and projecting installations. Confirm the actual junction box and sight line before ordering.
Can the 400U die-cast exit sign use red or green letters?
Yes. The option set includes red-letter and green-letter configurations, so the final selection can match building plans and existing building signage.
Which 400U power option should I choose?
Match the selector to the electrical drawings: externally supplied emergency power, separate circuit feeds, or onboard backup. The variant values carry the exact configuration.
Does every 400U variant include battery backup?
No. Backup is only present on variants marked for onboard emergency operation. Check the selected value before checkout.
Is self diagnostics available on the 400U?
Yes. Self Diagnostics can be selected on eligible configurations for automated test support and easier maintenance review.
Is the 400U suitable for wet or outdoor locations?
The 400U is for indoor damp-location use. Exterior, hose-down, or other severe moisture conditions need a sealed wet-location family.
What finish combinations are available for this model?
Current selections include brushed aluminum with aluminum face, black with black face, black with aluminum face, and white with white face.

