Description
Get consistent output to your access control system with the highly configurable PS902 2-amp power supply.
Brand: Schlage
Category: Power Supplies
Manufacturer Part Number: PS902
Source: Official product page
Schlage PS902 2-Amp Power Supply
$229.99
Get consistent output to your access control system with the highly configurable PS902 2-amp power supply.
The Schlage PS902 is a 2-amp, UL 294 Class 2 filtered and regulated power supply that delivers clean, field-selectable 12 or 24 VDC output to protect downstream access control devices. It accepts universal 120/240 VAC input, supports separate battery management, and accepts one field-installable option board (e.g., relay, fire alarm interface, or fused/PTC output boards).
| Model | PS902: 2 amp Class 2 filtered and regulated power-limited output |
|---|---|
| Input voltage | 120/240 VAC, 50/60 Hz, universal input |
| Output voltage | 12 or 24 VDC, field selectable with jumper |
| Output current | 2 amps |
| Regulation | 5% regulation, 240 Vpp max ripple |
| Output protection | current-limited foldback circuit |
| Cabinet dimensions | 14"H x 12"W x 4"D |
| Cabinet finish | grey, baked enamel |
| Cabinet grade | NEMA Grade 1 |
| Weight | 9 lbs (add 4 lbs per battery) |
| Operating temperature | 32 to 120 F (0 to 49 C) |
| AC primary fuse | T3.15A, 250VAC, 5x20mm |
| Battery fuse | 7.5A 32V ATO blade style |
| Certifications | UL 294, ULC-S318, RoHS, FCC Part 15, Class 2 |
| Option board connectors | 1 |
| Supported option boards | 900-BB, 900-BBK (battery backup), 900-FA (fire alarm interface), 900-2RS (2 relay), 900-4R (4 relay), 900-4RL (4 relay w/ logic), 900-8F (8 fused outputs), 900-8P (8 PTC protected outputs), 900-KL (key lock cover) |
| Low-voltage wiring | Required |
| Basis | PS902: 2 amp Class 2 filtered and regulated power-limited output… Output Voltage: 12 or 24 VDC field selectable with jumper. The PS902 is designed to deliver filtered and regulated 'clean' power output to protect downstream access control devices. |
Official manufacturer documents
- Schlage Power Supplies PS902 Data Sheet (verified 2026-07-22)
- Schlage PS902 Power Supply Installation Instructions (verified 2026-07-22)
- Schlage 900-FA Fire Alarm Input Option Board Installation Instructions (verified 2026-07-22)
- Schlage 900-BB Battery Backup Option Board Installation Instructions (verified 2026-07-22)
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