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- The PS501 Power Supply is capable of powering and controlling 2 Exit Devices with the ES Electric Latch bolt Retraction feature.
- This item cannot be returned since field conditions vary and wiring applications are not certified.
| Style | Power Supply |
|---|---|
| Input | 120 volts |
| Input Circuit Protection | 1 amp circuit breaker |
| Output | 24 VDC, 14-18 amp surge, 2 amp at 5 volt continuous per zone |
| Output Circuit Protection | 4 amp fuse |
| Enclosure | 8" high x 8" wide x 4" deep NEMA 1 Type enclosure for indoor use with hinged cover and knockouts |
Manufacturer Resources
Product Specs
- Product Group:
- Electronic Access Controls
- Product Subgroup:
- Controllers, Power Supplies and Transformers
- Features:
- Heavy-Duty; For ES-900 Series Exit Device; Field Selectable Output Voltage
- Product Type:
- Power Supplies
- Department:
- Door Hardware
Dormakaba PS501 – Frequently Asked Questions
1) What is the DORMA PS501 power supply used for?
The PS501 provides backup power to DORMA ES series exit devices during power outages. It maintains egress functionality and keeps electromagnetic locks engaged when specified.
2) Which exit devices are compatible with the PS501?
The PS501 is designed specifically for DORMA ES series exit devices. Verify compatibility with your specific ES model and configuration before installation.
3) What voltage does the PS501 output?
Check the manufacturer specifications for exact voltage output. Most DORMA power supplies provide 12V or 24V DC output depending on the exit device requirements.
4) How long does the backup battery last during outages?
Battery life depends on the connected load and battery capacity. Typical backup time ranges from 4-8 hours. Consult the technical documentation for your specific application.
5) Does this meet fire code requirements?
The PS501 supports code compliance when used with compatible ES series devices. Verify local fire code requirements and AHJ approval for your specific installation.
6) What accessories are needed for installation?
Installation typically requires appropriate mounting hardware and connecting cables. Check the installation manual for required accessories and wiring specifications.
7) Where should the PS501 be mounted?
Mount in a secure, accessible location away from potential tampering. Follow manufacturer guidelines for environmental conditions and clearance requirements.
8) Can this power supply charge the backup battery?
Yes, the PS501 includes battery charging circuitry to maintain the backup battery at full charge during normal operation.
9) How do you test the backup power function?
Disconnect AC power and verify the exit device continues operating on battery backup. Check status indicators and test egress function. Restore power and confirm charging resumes.
10) What are common alternatives to the PS501?
Other DORMA power supplies or compatible third-party units may work depending on voltage and current requirements. Verify compatibility before substituting.
11) How often should the battery be replaced?
Replace backup batteries every 3-5 years or when capacity testing indicates degraded performance. Monitor battery condition through regular testing.
How fast can I get the Dormakaba PS501 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
continental
U.S.
Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Dormakaba PS501 come with a warranty?
Absolutely. The Dormakaba PS501 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Dormakaba PS501?
You can call, text, or email our expert support team for fast answers. We’re here to help with
product
selection,
installation tips, and troubleshooting. Contact Us
Why buy the Dormakaba PS501 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support,
and
rewards on
every order.
Our team is always ready to help you choose the right product for your project.