Skip to main content
Molex 5557 4.2mm Male & Female Extension Connector Kit with 20AWG Premium Pre-Crimped Cables, Molex Mini-Fit Jr Dual row 2*1/2/3/4/5/6Pin Housing with length of 180mm Wire (MX4.2-MF-180 Kit)
yoeruyo

yoeruyo Molex 5557 4.2mm Male & Female Extension Connector Kit

Bottom line: The yoeruyo Molex 5557 4.2mm Male & Female Extension Connector Kit is a specs-and-price decision rather than a crowd-consensus one in the power supplies & cables category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

Check price on Amazon

As an Amazon Associate, SpecPicks earns from qualifying purchases. Full disclosure →

Check price on Amazon → Compare to similar power supplies & cables

By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

Pros & Cons

Pros

  • ✓ Housing Connectors：48pcs；Wires：100pcs
  • ✓ Backed by yoeruyo's warranty and support channels

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Manufacturer description

Package included: Connectors*48pcs；Wires*100pcsFemale Connectors *241pin x 5pcs2pin x 4pcs3pin x 4pcs4pin x 3pcs5pin x 4pcs6pin x 4pcsMale Connectors *241pin x 5pcs2pin x 4pcs3pin x 4pcs4pin x 3pcs5pin x 4pcs6pin x 4pcs▶ Pre-Crimped CablesThe length of 180mm Premium Cables x 100pcs,10 colors, each colors 10pcs,red/black/yellow/white/blue/green/orange/purple/brown/gray.▶ OthersTweezers x 1pcs.

Related Products

Other products in this category you may like:

SpecPicks Verdict

SpecPicks scored yoeruyo Molex 5557 4.2mm Male & Female Extension Connector Kit using a rating × review-volume × price-fit model applied to published specs and reviews across the power supplies & cables category. yoeruyo's power supplies & cables lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for power supplies & cables of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • Housing Connectors：48pcs；Wires：100pcs
  • Connectors: 48pcs >>> These 48pcs connectors are split into 2 types : Male housing *24pcs, Female housing *24pcs.
  • Designed for DIY: Equipped with Dual row 2*1/2/3/4/5/6 pin connectors,which can meet the different needs of design DIY. You can freely match in the range of 1pin to 6pin according to the actual scene, providing more DIY possibilities.
  • Premium Pre-Crimped Cables: Equipped with 20AWG wire, and one side is crimped with MX 4.2mm female terminals while another one is crimped with MX 4.2mm male terminals，which have a very strong connection.
  • What you will get more: 1pcs tweezers which can help you correct the position when you put the wire into wrong position. Any question please don't hesitate to refer to the operation video we provide.

Full Specifications

Brandyoeruyo
Connectors48pcs >>> These 48pcs connectors are split into 2 types : Male housing *24pcs, Female housing *24pcs.
Full listing titleMolex 5557 4.2mm Male & Female Extension Connector Kit with 20AWG Premium Pre-Crimped Cables, Molex Mini-Fit Jr Dual row 2*1/2/3/4/5/6Pin Housing with length of 180mm Wire (MX4.2-MF-180 Kit)

Ready to buy?

Molex 5557 4.2mm Male & Female Extension Connector Kit with 20AWG Premium Pre-Crimped Cables, Molex Mini-Fit Jr Dual row 2*1/2/3/4/5/6Pin Housing with length of 180mm Wire (MX4.2-MF-180 Kit) is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Check price on Amazon →

Related Power Supplies & Cables

Keep exploring SpecPicks

Other buying guides

Browse the catalog

Editorial

More guides & deep dives from the SpecPicks archive

Browse all articles & guides →

More reviews from the SpecPicks archive

Browse all reviews →

Earliest SpecPicks reviews

Browse full archive →
Molex 5557 4.2mm Male & Female Extension Connector Kit with 20AWG Premium Pre-Crimped Cables, Molex Mini-Fit Jr Dual row 2*1/2/3/4/5/6Pin Housing with length of 180mm Wire (MX4.2-MF-180 Kit)
View on Amazon →