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LightAlarms 1500W Surface Mount Interruptible Mini Inverter, 120/277V, Service Alarm Contact, LMIU-1500-NID-SAC
- ROCK SKU: LIG-LMIU-1500-NID-SAC
- MFG Part #: LMIU-1500-NID-SAC
$9,224.29
Image shown is the LightAlarms LMIU mini inverter series photo. It may differ from the NID-SAC configuration; confirm details against the spec sheet.
Estimated Lead Time: 0-2 weeks
The LightAlarms LMIU-1500-NID-SAC is a 1500W surface mount interruptible mini inverter (unit equipment) for emergency lighting. It is ordered without improved self-diagnostics (NID) and with a service alarm contact (SAC), where the charger board indicates a fault by closing a contact.
- Housing: 14 gauge steel, white semi-gloss powder coat finish; surface mount
- Load capacity: 1500W; 120V in/120V out or 277V in/277V out, 60Hz; remote mounting of emergency fixtures up to 1,000 feet
- Compatible loads: LED, incandescent, fluorescent, switched normally-on or normally-off, triac dimming, 0-10V dimming; DALI dimming: consult factory
- Electronics: high efficiency pure sine wave inverter, temperature compensated charger, replaceable output fuse protection, low battery voltage disconnect, electronic lockout and brownout circuits
- Battery: sealed maintenance-free 12V VRLA lead-calcium, 4 batteries, minimum 90 minutes emergency operation; replacement battery part 4X 860.0096-L
- Emergency power available: 1500W at 90 min, 1136W at 2h, 789W at 3h, 673W at 4h; AC input 17.6 A (120V) / 6.3 A (277V)
- Transfer time less than 1 second; voltage regulation +/-3%; frequency regulation 60 Hz +/-1%; power factor 0.9 leading to 0.9 lagging; operating temperature 68-86F (20-30C)
- Cabinet: 24" W x 40.75" H x 14.5" D; weight 390 lb with batteries, 148 lb without
- Approvals: UL 924; meets or exceeds National Electric Code and Life Safety Code emergency lighting requirements; California Energy Commission Title 20 (standard)
- Warranty: unit 3 year limited; battery 3 year full plus 7 year pro-rata (subject to proper installation and maintenance)
| Wattage | 1500W |
| Voltage | 120V / 277V |
| Battery | 4 x 12V VRLA, 90 min minimum |
| Transfer Time | Less than 1 second |
| Approvals | UL 924 |
| Warranty | 3 year unit; battery 3 year full + 7 year pro-rata |
Returns
- Returns accepted within 30 days of purchase, in original unopened packaging, unused and in resalable condition.
- All returns require prior authorization — email info@rocklighting.com before shipping anything back.
- Approved returns are subject to a 25% restocking fee, deducted from the refund.
- No restocking fee when the problem is ours — damaged, defective, wrong item shipped, or an inaccurate listing.










