Locknetics PS904 Amp Power Supply
Special Order: typically 2–6 weeks
Ships directly from the manufacturer. This is an estimated lead time, not a guaranteed delivery date.
Availability can change and lead times may be longer. If your project has a deadline, check with us before ordering.
A member of our team will check with the manufacturer and personally reply by email.
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Key Features
- Provides stable, regulated 4A power to keep access control and security devices online and reducing nuisance lock failures
- Field-selectable 12V/24V output lets integrators support electrified strikes, maglocks and readers from one board
- Universal 120–240VAC input and battery backup compatibility simplify installs across sites and ensure continuous monitoring
- Flat-mount design with polarized option-board connectors speeds wiring, eliminates racks and improves serviceability in crowded panels
- Integrated AC/DC monitoring LEDs and isolated SPDT contacts enable easy supervision and fault reporting for security systems
- UL 294/ULC-S318 and RoHS certified for reliable code-compliant deployments in professional access control and surveillance environments
Quick Specifications
- Product Model
- PS904
- Brand Name
- Locknetics
- Product Name
- PS904 4 Amp Power Supply
- Product Type
- Power Supply
Explore the details
Product information
PS904 900-4R-FA LGR
Overview
Deliver reliable, code-compliant power to your access control and security installations with the Locknetics PS904 power supply board. Engineered for integrators and security managers, the PS904 provides a constant, regulated 4A output with field-selectable 12V or 24V to support electrified strikes, electromagnetic locks and card readers without swapping hardware. Universal 120–240VAC input and battery-backup support minimize site-specific parts and keep monitoring systems energized during outages. Installation is faster and cleaner thanks to the flat mounting and polarized option-board connectors that remove the need for racks or side connectors and give clear access to terminal blocks. On-board supervision includes AC and DC monitoring LEDs plus isolated SPDT contacts for remote alarm integration, helping you meet security and surveillance monitoring requirements. Optional plug-in fire-alarm interface and rugged high-voltage protection add flexibility and safety for commercial deployments. Certified to UL 294 and ULC-S318 and compliant with RoHS, the PS904 is built for dependable, long-term operation in professional access control systems. Add the Locknetics PS904 to your next access control or security monitoring project for straightforward installation and reliable power delivery.
Features
- Provides stable, regulated 4A power to keep access control and security devices online and reducing nuisance lock failures
- Field-selectable 12V/24V output lets integrators support electrified strikes, maglocks and readers from one board
- Universal 120–240VAC input and battery backup compatibility simplify installs across sites and ensure continuous monitoring
- Flat-mount design with polarized option-board connectors speeds wiring, eliminates racks and improves serviceability in crowded panels
- Integrated AC/DC monitoring LEDs and isolated SPDT contacts enable easy supervision and fault reporting for security systems
- UL 294/ULC-S318 and RoHS certified for reliable code-compliant deployments in professional access control and surveillance environments
| General Information | |
|---|---|
| Brand Name | Locknetics |
| Manufacturer | Allegion plc |
| Product Name | PS904 4 Amp Power Supply |
| Product Type | Power Supply |
| Product Model | PS904 |
| Product Series | PS900 |
| Manufacturer Part Number | PS904 900-4RL FA |
| Technical Information | |
| Output Voltage | 12V DC, 24V DC |
| Physical Characteristics | |
| Depth | 4" |
| Width | 12" |
| Height | 14" |
| Weight | 9lb |
| Form Factor | Enclosure |
| Power Description | |
| Input Voltage | 120V AC, 230V AC |
| Output Current | 4A |
| Miscellaneous | |
| Compatibility | Electrified Strikes Electromagnetic Locks Card Readers |
| Country of Origin | MX |
| Environmentally Friendly | Yes |
| Environmental Certification | RoHS |
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Plan your purchase
Is this right for your project?
Confirm the model, required accessories and delivery needs before ordering.
- SKU:
- PS904-900-4R-FA-LGR
- Manufacturer part:
- PS904 900-4R-FA LGR
How do I confirm compatibility?
Check the specifications and manufacturer documents for your existing system. Send us your model numbers and project requirements if you need help selecting equipment or accessories.
Ask a product specialistWhen will this item ship?
Availability is shown above. Special-order items and project quantities may need additional lead time. Contact us to confirm a delivery date before scheduling installation.
Shipping, freight and delivery detailsWhat should I know about returns?
Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.
Read return eligibility and exclusionsLocknetics PS904 Amp Power Supply
PS904 900-4R-FA LGR