{"product_id":"molex-kk254-2-54mm-kf2510-2-12pin-same-side-head-cable-22awg-ul1007","title":"Molex KK 254 2.54mm KF2510 2-12Pin Same-Side-Head Cable 22AWG UL1007","description":"\u003ch2\u003eMolex KK 254 \/ KF2510 2.54mm Same-Side-Head Cable — 2P to 12P\u003c\/h2\u003e\u003cp\u003eThe KF2510 same-side-head cable features \u003cstrong\u003eMolex KK 254 compatible housings on both ends, with wires exiting from the same side\u003c\/strong\u003e of both connectors. This orientation is used for board-to-board connections where both PCB headers face the same direction, or for harness routing where a parallel wire exit is required. Available in \u003cstrong\u003e2P to 12P\u003c\/strong\u003e at 2.54mm pitch.\u003c\/p\u003e\u003ch3\u003eKey Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePitch:\u003c\/strong\u003e 2.54mm (0.1\") — compatible with Molex KK 254, KF2510, and all standard 0.1\" pin headers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePin Count:\u003c\/strong\u003e 2P, 3P, 4P, 5P, 6P, 7P, 8P, 9P, 10P, 11P, 12P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire:\u003c\/strong\u003e 22AWG UL1007 PVC, rated 80°C \/ 300V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Rating:\u003c\/strong\u003e 3A per contact\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing:\u003c\/strong\u003e KF2510 \/ Molex KK 254 compatible female crimp housing, both ends\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire exit direction:\u003c\/strong\u003e Same side on both connectors (parallel orientation)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocking:\u003c\/strong\u003e Positive latch housing on both ends\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e RoHS compliant; UL-certified wire\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSame-Side vs. Reverse-Side: Which Do I Need?\u003c\/h3\u003e\u003cp\u003eThe wire exit direction determines which cable type to use:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSame-side-head:\u003c\/strong\u003e Both connectors have wires exiting from the same face. Use when both PCB headers are oriented the same way and the cable runs parallel between them — common in stacked board assemblies and PC fan extensions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReverse-side-head:\u003c\/strong\u003e Connectors have wires exiting from opposite faces. Use for standard harness extensions where the cable reverses direction between two boards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle-head:\u003c\/strong\u003e One connector, one bare wire end. Use for wire-to-board connections.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBoard-to-board signal connections in stacked PCB assemblies\u003c\/li\u003e\n\u003cli\u003ePC fan and pump extension cables (4-pin PWM, 3-pin)\u003c\/li\u003e\n\u003cli\u003eArduino shield-to-shield wiring\u003c\/li\u003e\n\u003cli\u003e3D printer motherboard to expansion board connections\u003c\/li\u003e\n\u003cli\u003eIndustrial I\/O module daisy-chain wiring\u003c\/li\u003e\n\u003cli\u003eRobotics inter-board communication harnesses\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eMates with all standard 2.54mm \/ 0.1\" pitch PCB headers including Molex KK 254 Series 4030, 42375, 42376, 42377, 6373, 6410, generic KF2510, and Harwin M20. \u003cstrong\u003eNot compatible with JST XH (2.5mm pitch).\u003c\/strong\u003e\u003c\/p\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ: What does \"same-side-head\" mean?\u003c\/strong\u003e\u003cbr\u003eA: It means the wires exit from the same face on both connector housings. When you lay the cable flat, both connectors open in the same direction. This is the correct choice when both PCB headers face the same way.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Can I use this for PC fan extensions?\u003c\/strong\u003e\u003cbr\u003eA: Yes. Standard PC fan connectors use 2.54mm pitch. The same-side orientation matches the standard fan extension cable configuration.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the maximum current per pin?\u003c\/strong\u003e\u003cbr\u003eA: 3A per contact with 22AWG UL1007 wire.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Is this cable suitable for high-temperature environments?\u003c\/strong\u003e\u003cbr\u003eA: UL1007 PVC insulation is rated to 80°C. For high-temperature applications (3D printer hotends, industrial heat sources), use our \u003cstrong\u003eUL3239 silicone variant rated to 200°C\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Keszoox","offers":[{"title":"Same-Side-Head \/ 2Pin \/ 10CM","offer_id":46604936020203,"sku":null,"price":1.07,"currency_code":"USD","in_stock":true},{"title":"Same-Side-Head \/ 2Pin \/ 15CM","offer_id":46604936052971,"sku":null,"price":1.27,"currency_code":"USD","in_stock":true},{"title":"Same-Side-Head \/ 2Pin \/ 20CM","offer_id":46604936085739,"sku":null,"price":1.44,"currency_code":"USD","in_stock":true},{"title":"Same-Side-Head \/ 2Pin \/ 25CM","offer_id":46604936118507,"sku":null,"price":1.63,"currency_code":"USD","in_stock":true},{"title":"Same-Side-Head \/ 2Pin \/ 30CM","offer_id":46604936151275,"sku":null,"price":1.82,"currency_code":"USD","in_stock":true},{"title":"Same-Side-Head \/ 2Pin \/ 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