Black Box DIN Rail Industrial Power Supply - 120W, 24VDC

Engineered for rugged industrial environments, the Black Box DIN Rail Industrial Power Supply delivers reliable, stable 24V DC power for control panels, automation equipment, and distributed systems. With a robust 120W output, this power supply keeps critical electronics running even in demanding conditions. Its universal input range (85–264 VAC) makes it a versatile choice for global installations, reducing the need for multiple adapters or transformers. The compact DIN-rail form factor is tailor-made for panel builders and OEMs who demand efficient space utilization without sacrificing safety or performance. A clear LED power indicator lets technicians quickly verify that the unit is energized, while finger-safe terminals and strong protective features deliver peace of mind in high-vibration, industrial settings. Designed to be durable, compliant with international standards, and easy to install, this power supply is a reliable backbone for automation racks, machine controls, and embedded systems where consistent voltage is non-negotiable.

• Universal input for global compatibility: Accepts 85–264 VAC, enabling seamless use across regions with different mains standards. This broad input range simplifies procurement and reduces the need for regional variants in international projects.
• High-efficiency 24 VDC output at 120 W: Delivers steady, clean power to sensors, actuators, PLCs, and other automation devices while optimizing energy use and minimizing heat generation in compact enclosures.
• LED power indicator for quick status checks: A reliable indicator shows when DC power is present, helping technicians confirm operation at a glance during commissioning, maintenance, or fault diagnosis.
• Safe, user-friendly DIN-rail installation: Finger-safe terminals and a rugged, rail-mount design simplify installation in control cabinets, minimizing the risk of accidental contact and enhancing overall safety on the shop floor.
• Comprehensive protection and approvals: Built-in protection from short circuits, overload, and over-voltage keeps both the supply and connected equipment safe. cUL and CE approvals confirm compliance with key safety and performance standards. Note: It accepts 120–370 VDC input, but is not certified for this DC range, so use primarily with AC input as specified.

Technical Details of Black Box DIN Rail Industrial Power Supply - 120W, 24VDC

• Power rating: 120 W
• Output: 24 V DC
• Input: Universal 85–264 VAC
• DC input capability: Accepts 120–370 VDC input (not certified for this input range)
• Operating temperature: -20 to +70 °C (-4 to +158 °F)
• Protection: Short-circuit, overload, and over-voltage protection
• Indicators: LED power indicator confirms DC output is active
• Mounting & terminals:
DIN rail mountable with finger-safe terminals for safe, fast wiring
• Approvals: cUL and CE approved for compliance with international safety standards

How to install Black Box DIN Rail Industrial Power Supply

• Plan and prepare: Verify the power requirements of your load (current draw, startup surge, and voltage tolerance). Ensure the installation area allows for adequate ventilation and adheres to electrical codes. Have the appropriate tools on hand, including a screwdriver and wire strippers.
• Power down and safe handling: Before any wiring, switch off the main power supply and lock out the circuit if required. Confirm the site is de-energized to prevent accidental shock during installation.
• DIN rail mounting: Attach the DIN rail power supply to the rail using the built-in mounting mechanism. Ensure the unit sits securely with full engagement on the rail, and there is no wobble that could loosen connections over time.
• Wiring the input (L/N/G): Open the finger-safe terminal block and connect the incoming AC lines to L and N according to local electrical codes. If grounding is available in your enclosure, attach the protective earth to the ground terminal to improve safety and EMI performance.
• Wiring the output (Vout): Connect the 24 V output to your load or distribution terminal, ensuring correct polarity. Double-check that the output wiring remains within the conductor rating and that there is no risk of shorting to adjacent terminals.
• Power-up and verification: Restore power and observe the LED indicator—signaling proper DC power flow. Use a multimeter to verify the 24 VDC output under typical load conditions and confirm voltage stability during startup.
• Testing and commissioning: Power up your system in stages, monitor for any abnormal heating, buzzing, or fault codes from connected devices, and log any anomalies for maintenance records. Ensure the system operates within the stated temperature and load specifications.

Frequently asked questions

• Q: What input voltage does this power supply accept? A: It features a universal input of 85–264 VAC, which covers most regional mains supplies. The unit is designed primarily for AC input; it also notes an input bandwidth for DC (120–370 VDC) but is not certified for this range, so operation should follow AC input guidelines.
• Q: What is the output specification? A: The power supply provides 24 V DC with a total power capability of 120 W, suitable for powering PLCs, sensors, actuators, and other control components in automation systems.
• Q: How does the LED indicator help? A: The LED clearly shows when DC power is present, allowing quick visual confirmation during commissioning, troubleshooting, or routine maintenance without needing to measure the output voltage with a meter.
• Q: What protections are included? A: The unit includes protection against short circuits, overload, and over-voltage to safeguard both the supply and the connected equipment. This helps prevent damage during fault conditions and contributes to system reliability.
• Q: Is this suitable for DIN rail installations? A: Yes. The compact, rugged DIN-rail footprint with finger-safe terminals makes it ideal for space-constrained control cabinets, machine enclosures, and distributed power rails in industrial automation setups.
• Q: What approvals does the product carry? A: The supply is cUL and CE approved, meeting key safety and regulatory requirements for industrial applications.