DIN rail power supply ORNO OR-PSU-1645 12 V DC 7 A 84 W

ORNO OR-PSU-1645 is a DIN-rail mounted power supply that provides 12 V DC output with a maximum current of 7 A and continuous power up to 84 W. Designed for industrial and building automation environments, this compact unit mounts on standard DIN rails to deliver stable low-voltage power to controllers, sensors, LED drivers and access control components. Its form factor and electrical characteristics are intended for installations where a reliable 12 V DC source and straightforward rail mounting are required.

Advantages

The power supply offers regulated 12 V DC output with sufficient current capacity for small to medium loads, ensuring consistent operation of connected devices. Its DIN-rail mounting simplifies installation within control cabinets and distribution panels, saving space and easing wiring organization. The unit’s compact design allows integration into crowded electrical enclosures while providing thermal performance suitable for continuous operation in typical industrial and building automation settings.

Suitable for

• Powering automation controllers and PLC peripheral modules
• Supplying sensors, detectors and monitoring devices
• Driving low-voltage LED modules and lighting drivers
• Feeding access control systems, card readers and electric locks
• General 12 V DC applications in control panels and distribution racks

Key specifications

• Output voltage: 12 V DC regulated
• Maximum output current: 7 A
• Maximum output power: 84 W
• Mounting type: DIN-rail (standard rail profile)
• Intended use: industrial and building automation low-voltage supply
• Typical enclosure size: compact rail-mount housing suitable for control cabinets

How to use

Install the unit onto a standard DIN rail inside a suitably rated electrical cabinet, following local electrical codes and ensuring the supply is isolated during installation. Connect the AC input to the facility mains using appropriately rated wiring and protective devices; connect the 12 V DC output to the load, observing polarity. Verify load current does not exceed the maximum 7 A rating and allow for required headroom when multiple devices are connected. Provide adequate ventilation around the unit and avoid mounting near high-temperature sources.

Usage recommendations

For reliable long-term operation, place the power supply in an enclosure with moderate ambient temperature and good airflow, use overcurrent protection sized for the total connected load, and perform periodic inspections of terminal tightness and wiring condition. When powering sensitive electronics, consider adding filtering or transient protection at the output to reduce electrical noise and protect downstream devices.