{"product_id":"jrready-mini-fit-jr-connector-kit-238-piece-2-4-6-8-pin-housings-4-2mm-pitch-18-24-awg","title":"JRready Mini-Fit Jr connector kit 238-piece — 2\/4\/6\/8-pin housings, 4.2mm pitch, 18–24 AWG","description":"\u003cp\u003e\u003cstrong\u003eJRready Mini-Fit Jr connector kit is a 238-piece set of 2\/4\/6\/8-pin housings, tin-plated crimp pins and sockets designed for reliable 4.2mm-pitch power connections in automotive and electronics projects.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis comprehensive kit supplies durable PA66 housings, matched male and female terminals, and enough spare contacts for practice or repairs. Rated for -40℃ to +105℃ and flame-retardant to UL94-V0, the Mini-Fit Jr series in this kit is built for repeated use and stable currents up to 9A per circuit. It’s compatible with common Molex mini-fit models and supports 18–24 AWG wiring, making it a practical choice for hobbyists, technicians, and small-scale manufacturers.\u003c\/p\u003e\n\n\u003ch3\u003eHow durable and safe are these connectors?\u003c\/h3\u003e\n\u003cp\u003eThe housings are molded from PA66 with a UL94-V0 flame-retardant rating and withstand a broad temperature range. Under normal lab conditions, the connector handles 9A with limited temperature rise, and the parts are rated for dozens of mating cycles, so they perform reliably over time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePA66 housings with UL94-V0 flame resistance\u003c\/li\u003e\n  \u003cli\u003eOperating range: -40℃ to +105℃\u003c\/li\u003e\n  \u003cli\u003eTemperature rise ≤30℃ at 9A (23℃ ±5℃ reference)\u003c\/li\u003e\n  \u003cli\u003eDesigned for 50+ mating\/unmating cycles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat wire sizes and currents do these pins support?\u003c\/h3\u003e\n\u003cp\u003eThe included crimp pins and sockets accept 18–24 AWG conductors and are optimized for up to 9 amps per circuit when properly crimped and assembled. Tin-plated brass contacts provide multiple contact points and locking tangs to secure the terminal inside the housing for stable electrical performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with 18–24 AWG stranded wire\u003c\/li\u003e\n  \u003cli\u003eTin-plated brass contacts for corrosion resistance\u003c\/li\u003e\n  \u003cli\u003eCrimp locking tangs prevent terminal back-out\u003c\/li\u003e\n  \u003cli\u003eMultiple contact points increase current capacity\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich connector configurations are included and are they Molex-compatible?\u003c\/h3\u003e\n\u003cp\u003eThe kit covers common Mini-Fit Jr configurations: 2-pin, 4-pin, 6-pin, and 8-pin housings plus matching male and female contacts. JRready lists compatible Molex part numbers so you can swap or replace components with similar Mini-Fit Jr parts from that standard family.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHousings: 2, 4, 6, and 8-pin Mini-Fit Jr styles\u003c\/li\u003e\n  \u003cli\u003eIncludes male pins and female sockets for each housing\u003c\/li\u003e\n  \u003cli\u003eDocumented compatibility with Molex mini-fit part numbers\u003c\/li\u003e\n  \u003cli\u003eUseful spare terminals for practice and repairs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDo I need special tools to assemble and remove pins?\u003c\/h3\u003e\n\u003cp\u003eCrimping and service are best done with purpose-built JRready tools to ensure consistent crimps and safe terminal extraction. The kit description references several JRready tool options—crimpers and pin removal tools—engineered for this connector family, though standard precision crimpers can work in a pinch.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRecommended JRready crimper models for JRN011 series\u003c\/li\u003e\n  \u003cli\u003ePin removal tools available to lift locking tangs safely\u003c\/li\u003e\n  \u003cli\u003eUsing the correct tool improves contact reliability\u003c\/li\u003e\n  \u003cli\u003eExtra terminals included for practice crimping\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This JRready Mini-Fit Jr kit suits electronics hobbyists, automotive wiring technicians, small-batch equipment builders and repair shops that need a compact set of power-grade housings and terminals. It’s especially helpful for anyone replacing Molex-style mini-fit connectors, practicing crimp technique, or stocking spare parts for device maintenance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these connectors compatible with Molex Mini-Fit Jr?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the kit lists compatible Molex part numbers and fits standard Mini-Fit Jr 4.2mm pitch components.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What wire gauge works with these terminals?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Terminals accept 18–24 AWG wire and are rated for up to 9A per circuit when crimped correctly.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"JRready","offers":[{"title":"Default Title","offer_id":48082907168926,"sku":"B0DRHL552Q","price":60.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/jrready-front-packaging-mini-fit-jr-kit.jpg?v=1785819154","url":"https:\/\/northtrailauto.ca\/products\/jrready-mini-fit-jr-connector-kit-238-piece-2-4-6-8-pin-housings-4-2mm-pitch-18-24-awg","provider":"North Trail Auto","version":"1.0","type":"link"}