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XP POWER QHL300300S12 DC-DC Power Module

The QHL300 series provides a compact 300W DC to DC power module in an industry-standard half-brick package. It features a regulated single output with 3KVAC isolation, an output trim range of -20% to +10%, remote on/off control, and overtemperature protection. The operating temperature range is from -40°C to +100°C. The module dimensions are 2.4 inches by 2.28 inches by 0.5 inches (61.0mm x 57.9mm x 12.7mm). It supports input voltage from 180VDC to 425VDC, enabling reliable power conversion for industrial systems, battery management, and distributed architectures.

Authorized Distributors
Source:DigiKey
Part No:QHL300300S12
Stock:1
Inv Date:05-29-2026
Price: Unit price: $407.85
Buy/RFQ:
Source:DigiKey
Part No:QHL300300S12
Stock:4
Inv Date:05-29-2026
Price: Unit price: $215.32
Buy/RFQ:
Part No:QHL300300S12
Stock:8
Inv Date:05-30-2026
Price: Unit price: $215.32
Buy/RFQ:
Part No:QHL300300S12
Stock:0
Inv Date:05-29-2026
Price: Unit price: $284.22
Buy/RFQ:

XP POWER QHL300300S12 DC-DC Power Module Specifications:

  • Input Voltage Range: 180 - 425VDC
  • Power Output: 300 Watts
  • Output Voltage: 5V, 12V, 24V, 28V, 48V (varies by model)
  • Input Current at Full Load: 19A at 48VDC input
  • Ripple & Noise: 120mV to 480mV pk-pk depending on model
  • Efficiency: Up to 90%
  • Isolation: Input to Output 3000 VAC, Input to Case 2500 VAC, Output to Case 500 VAC
  • Dimensions: 2.4 x 2.28 x 0.5 inches (61.0 x 57.9 x 12.7 mm)
  • Operating Temperature: -40°C to +100°C
  • Trim Range: -20% to +10%
  • Remote On/Off: Yes, control via pin 2
  • Overtemperature & Overload Protection: Yes
  • Certifications: UL, CE compliant
  • Switching Frequency: 270-330 kHz
  • Weight: Approximately 0.198 lbs (90 g)

Buy the XP Power QHL300 – Reliable DC-DC Converter for Industrial Applications

Purchase the advanced XP Power QHL300 series online for your industrial and battery applications. This 300W DC-DC converter features robust protection, high efficiency, and industry-standard size. With remote on/off control, wide temperature operation, and high insulation, it ensures reliable performance for data centers, automation, and power distribution systems. Order online today and enjoy fast delivery, competitive pricing, and technical support to meet your project needs efficiently.

Get XP Power QHL300 today—built for precision, durability, and efficient power conversion in demanding industrial environments.

Frequently Asked Questions

Where can I buy XP POWER QHL300300S12?

You can click on the BUY or RFQ button to purchase QHL300300S12 from an authorized XP POWER distributor.

How do I troubleshoot issues or seek technical support for part QHL300300S12?

You can download the QHL300300S12 datasheet or visit the XP POWER website for support.

Who is the manufacturer of QHL300300S12?

XP POWER

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