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Switchmode Power Supply 12V DC 10A AC Fail Low Battery Ness
Ness 12V DC 10A switchmode power supply features AC fail and low battery outputs. Ideal for alarm and security installations.
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Alternatively Known As: Ness POW292, TacPower 12V 10A Power Module, 12V Security Power Supply
Technical Specifications
- Model: TPS12-10DC
- Output Voltage: 12 V DC
- Continuous Output Current: 10 A
- Input Voltage: 240 V AC, +6%/-10%
- Input Frequency: 50 Hz
- Input Current: 1.4 A at full load
- Battery Charger: 13.8 V DC at 1.4 A
- Total Supply Output: 11.4 A including battery charging
- AC Fail Output: SPST relay with green LED indicator
- Low Battery Output: SPST relay with red LED indicator
- Efficiency: 83% at rated load
- Output Ripple: 25 mV peak-to-peak at full load
- Load Regulation: Less than 1% from open load to full load
- Line Regulation: Less than 0.2%
- Protection: Constant-current limiting, short-circuit shutdown and automatic recovery
- Operating Temperature: 0°C to 50°C without derating
- Construction: Supply-only module without cabinet
- Safety Documentation: Manufacturer manual lists AS/NZS 60950.1:2015
- Dimensions (H x L x W): 83mm x 275mm x 145mm
- Weight: 1.8 kg
Key Features
- 12 V DC, 10 A continuous output
- Separate 13.8 V DC sealed lead-acid battery charging channel
- Automatic battery changeover during mains failure
- AC fail and battery fault/low-battery relay outputs
- Low-noise switchmode design
- Short-circuit and overload protection with automatic reset
- Individually fused output arrangement
- Designed for indoor security and CCTV power applications
Professional Installation Requirements
- Installation and servicing must be performed by suitably qualified service personnel. The unit contains hazardous mains voltages and must be installed in a restricted-access area. Follow applicable Australian electrical installation requirements, including AS/NZS 3000 where relevant. ([ness.com.au](https://ness.com.au/images/uploaded/Products/POW292/Ness_POW292_TPS12-10DC_Series_RevB_manual.pdf))
Applications
- Intrusion alarm systems
- CCTV and security camera systems
- Access control systems
- Intercom and communications equipment
- Security equipment requiring monitored mains-fail and low-battery outputs
- Backup-powered 12 V DC electronic equipment
Standards & Compliance
- Manufacturer documentation lists AS/NZS 60950.1:2015 for product safety; confirm the applicable current certification and transition requirements before installation.
- AS/NZS 3000:2018 applies to relevant low-voltage electrical installation work.
Environmental Benefits
- 83% efficiency at rated load helps reduce energy losses during operation
- Automatic recovery after overload or short-circuit faults can extend service life and reduce premature replacement
- Designed to support rechargeable sealed lead-acid battery backup, reducing interruption-related equipment replacement and downtime
Warranty Information
Ness Corporation's general warranty for Ness-manufactured or supplied products is 3 years from the date of purchase, subject to the published warranty conditions. ([ness.com.au](https://ness.com.au/product-warranty))
Available Now
Special order through Ness; ask a Ness branch for availability. ([ness.com.au](https://ness.com.au/pow292?utm_source=openai))
