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MEAN WELL RSDW40H12 Railway DC-DC Converter

The RSDW40 and RDDW40 series are 40W reliable railway DC-DC converters in a compact 2x1 inch package with a low profile of 10.5mm. They feature high efficiency up to 92%, wide input voltage ranges of 9~36V, 18~75V, and 40~160V, and are compliant with EN50155 railway standards. These modules include protections against short circuit, overload, over voltage, over temperature, and input under voltage lock-out. They operate over temperatures from -40°C to +90°C and are suitable for harsh environments with high vibration and dust, making them ideal for railway, tram, bus, and industrial control applications.

Authorized Distributors
Source:DigiKey
Part No:RSDW40H-12
Stock:0
Inv Date:06-16-2026
Price: Unit price: $35.25
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Part No:RSDW40H-12
Stock:0
Inv Date:06-17-2026
Price: Unit price: $39.25
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Part No:RSDW40H-12
Stock:0
Inv Date:06-16-2026
Price: Unit price: $44.16
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Part No:RSDW40H-12
Stock:0
Inv Date:06-16-2026
Price: Unit price: $42.1681
Buy/RFQ:
Part No:RSDW40H-12
Stock:0
Inv Date:06-16-2026
Price: Unit price: $42.1681
Buy/RFQ:
Part No:RSDW40H-12
Stock:0
Inv Date:06-16-2026
Price: Unit price: $42.63
Buy/RFQ:

MEAN WELL RSDW40H12 Railway DC-DC Converter Specifications:

  • Voltage Range: F: 9~36V, G: 18~75V, H: 40~160V
  • Efficiency: Up to 92%
  • Power Rating: 40W
  • Input Surge Voltage: 50Vdc for 24V models, 100Vdc for 48V models, 200Vdc for 110V models
  • Ripple & Noise: Note.2 100mVp-p for 24~48V models
  • Output Voltage: 3.3V, 5V, 12V, 15V, 24V, 48V, ±12V, ±15V
  • Protection: Short circuit (continuous), Overload, Over voltage, Over temperature, Input under voltage lock-out
  • Isolation: 1.6KVDC (F/G models), 3KVDC (H models)
  • Operating Temperature: -40°C to +90°C
  • Cooling: Free-air convection
  • Dimensions: 50.8 x 25.4 x 10.5mm
  • Compliance: EN50155 railway standard, IEC60571, EN61373 for shock & vibration
  • Vibration Resistance: 10~500Hz, 2G
  • Humidity: 20% to 90%
  • Safety: EAC TP TC 004 approved
  • MTBF: 779,000 hours

Buy the Mean Well 40W – Reliable Railway DC-DC Converter Series for Industrial Applications

Enhance your railway, tram, or industrial control projects with the high-efficiency 40W railway DC-DC converter. Compact and rugged, this module features wide input ranges up to 160V, low profile design, and robust protections including short circuit, overload, and over temperature. Operating reliably from -40°C to +90°C, it meets EN50155 standards for harsh environments with high vibration and dust. With an efficiency up to 92% and proven durability, this converter ensures stable power supply, making it the ideal choice for demanding transportation and industrial control applications.

Order your Mean Well series RSDW40H12 railway power module today and ensure your projects operate reliably in demanding environments with proven efficiency and protection features.

Frequently Asked Questions

Where can I buy MEAN WELL RSDW40H12?

You can click on the BUY or RFQ button to purchase RSDW40H12 from an authorized MEAN WELL distributor.

How do I troubleshoot issues or seek technical support for part RSDW40H12?

You can download the RSDW40H12 datasheet or visit the MEAN WELL website for support.

Who is the manufacturer of RSDW40H12?

MEAN WELL

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