Fonte de alimentação para calha DIN PULSAR MDR-100-48 100,8 W 48 V 2,1 A

Industrial control panels and building automation systems rely on stable DC power, and the PULSAR MDR-100-48 delivers exactly that. This DIN rail power supply converts 85-264 VAC or 120-370 VDC input into a regulated 48 VDC output with 2.1 A current, providing 100.8 W of clean power for sensors, PLCs, relays, and other 48V devices. Its compact plastic housing snaps onto standard TS-35/7.5 or TS-35/15 rails, making installation quick and secure in tight enclosures.

Key specifications

• Output power: 100.8 W
• Output voltage: 48 VDC (adjustable 48-55 V)
• Output current: 2.1 A
• Input voltage: 85-264 VAC / 120-370 VDC
• Efficiency: 90%
• Mounting: DIN rail TS-35/7.5 or TS-35/15
• Protection: short circuit, overload, over voltage, over temperature
• Operating temperature: -20 to +70 °C
• Cooling: free air convection
• Ripple & noise: 150 mVp-p
• Isolation: 3 kVAC input to output
• Certifications: UL, CUL, TUV, CB, CE
• Harmonic compliance: EN61000-3-2
• EMI compliance: EN55022 Class B
• LED indicator: power on
• Hold-up time: 20 ms at full load, 230 VAC
• Housing material: plastic

Why choose it

This power supply is built for reliability in demanding industrial environments. Its wide input range handles voltage fluctuations, while the adjustable output lets you fine-tune for voltage drop over long cable runs. The high efficiency reduces heat generation, extending component life and lowering energy costs. Comprehensive protection features guard against common electrical faults, and the compact design saves valuable panel space.

Ideal use cases

• Powering sensors and transmitters in building automation systems
• Supplying DC power to PLCs and industrial controllers
• Driving relays, contactors, and solenoids in control panels
• Providing stable 48V for LED lighting or telecom equipment
• Use in HVAC systems, access control, and security installations

Good to know

The MDR-100-48 is a compact, efficient DIN rail power supply that meets international safety and EMC standards. It operates reliably across a wide temperature range and features a plastic housing that is both lightweight and durable. With its adjustable output voltage and robust protection, it is an excellent choice for professional automation projects.