BlackBox MDR-40-48 DIN RAIL POWER SUPPLY 48VDC 40W

DIN Rail Power Supplies

Slim power supplies designed for tightly packed DIN rail setups and budget-friendly installations.

Compact DIN rail power supplies, less than 2.5 cm wide.
Ideal for powering Ethernet switches and media converters.
DC power indicator LEDs.
Universal 85 to 264 VAC input, also supports 120 to 370 VDC (no certification).
Extended operating temperature range: -20 to +70 °C.
Touch-safe terminals.
Short-circuit, overload, and overvoltage protection.
Certifications: cUL, CE.
Warranty: 3-Year Double Diamond™ (Standard)

These slim-profile DIN rail power supplies are a reliable solution for compact installation areas, providing efficient power delivery and protection for devices like switches and media converters.

Specifications:

Protection Mechanisms:

• MDR-40-12/24:
- Overload: 105–150% rated output; hiccup mode, auto-recovery after fault removal.
- Overvoltage: 13.8–16.2 V; output shuts down and requires repowering to recover.

• MDR-40-48:
- Overload: 105–150% rated output; constant current limiting, auto-recovery after fault removal.
- Overvoltage: 58–65 V; output shuts down, repowering required to recover.


Power:

• MDR-40-12:
- Output:
- DC Voltage: 12 V
- Rated Current: 3.33 A
- Rated Power: 40 W
- Voltage Tolerance: ±1.0%
- Input:
- Voltage Range: 85–264 VAC, 120–370 VDC
- Efficiency: 86%


• MDR-40-24:
- Output:
- DC Voltage: 24 V
- Rated Current: 1.7 A
- Rated Power: 40.8 W
- Voltage Tolerance: ±1.0%
- Input:
- Efficiency: 88%


• MDR-40-48:
- Output:
- DC Voltage: 48 V
- Rated Current: 0.8 A
- Rated Power: 40.8 W
- Voltage Tolerance: ±1.0%
- Input:
- Efficiency: 88%


Environmental:

• Operating Temperature: -20 to +70 °C
• Storage Temperature: -40 to +85 °C
• Humidity: 20–90%, non-condensing
• Vibration: Tested to IEC60068-2-6, 10–500 Hz, 2G, 10 minutes per cycle

Dimensions:

• MDR-40-12/24/48: 9 H x 4 W x 10 D cm
Weight:

• MDR-40-12/24/48: 0.3 kg