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EN-Labs

EN-Labs LP422TX425CM 10 inch 4pin Molex to 2x 3Pin/4Pin fan power splitter cable

SKU CH-144B-5JBS1

Connects two 3-pin or 4-pin fans to a single Molex power connector with a 10 inch black-sleeved cable

  • Cable length10 in (25.4 cm)
  • First connectorMolex IDE 4pin
  • Second connector2 × 4pin fan male (2pin tips)
  • Connector count3
  • Product typeFan power splitter cable
  • Product colorBlack
  • Connects two fans from one Molex PSU plug
  • 12 V DC output powers fans directly
  • Black sleeved cable resists abrasion and looks tidy
  • 10 inch length fits compact builds
  • Pure power cable — no PWM speed control support

Molex-to-dual-fan power splitter

This EN-Labs LP422TX425CM cable splits one four-pin Molex connector from a power supply into two four-pin fan headers. It delivers twelve-volt DC power to CPU coolers or case fans without passing PWM speed-control signals. The ten-inch black-sleeved run keeps cable routing tidy inside compact chassis. Builders needing a simple power branch for two fans will find it fit for purpose.

Thermals noise and power draw

The adapter carries only the twelve-volt supply line, so fan speed remains fixed at the header’s default voltage level. No active circuitry adds heat or audible noise beyond the fans themselves. Power draw equals the combined rating of the two attached fans, limited by the Molex source. Systems requiring variable fan curves must use motherboard headers instead.

Sleeved cable and fixed-speed operation

Black sleeving protects the wires from abrasion and improves airflow visibility during builds. The splitter does not transmit PWM control, so connected fans run at constant speed regardless of BIOS or software settings. This suits users who prefer steady airflow over automatic curves. It does not replace a motherboard header for temperature-based fan management.

How it compares

Measured against everything we stock in Internal PSU & Riser Cables, at today’s prices. Recalculated every night.

Price $4.99
Cheaper than about 95% of the 7,839 comparable items (median $14.99).

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Specifications

Product
Brand nameEN-Lab
Model nameLP422TX425CM
Product typeFan power splitter cable
Product colorBlack
Ports & slots
First connectorMolex IDE 4pin
Second connector2 × 4pin fan male (2pin tips)
Connector count3
Size & build
Overall length10 in / 25CM
Cable length10 in (25.4 cm)

Questions about this item

How do I connect the 10 inch Molex to dual fan splitter without losing PWM control?

Plug the 4-pin Molex end into the PSU, then attach each 3-pin or 4-pin fan header to the two male tips; the cable carries only 12 V power so PWM speed signals are not passed through.

Will the black-sleeved 10 inch adapter need any upkeep or replacement parts over time?

No maintenance is required; the cable has no moving components and the connectors are rated for the 12 V DC load, so it lasts as long as the insulation and pins remain undamaged.

What is the first limit I will hit when running two fans continuously on this 12 V splitter?

The 12 V DC output is the only power rail, so total current draw of both fans must stay within what the single Molex source and the cable conductors can safely deliver.

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