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Two green USB-A male plugs with four screw terminals each and a small screwdriver

BUCIER

BUCIER USB 2.0 A Male to 4-Pin Screw Terminal Adapter Green 2-Pack

SKU CH-S7X8-KNGQD

A USB 2.0 male-to-4-pin screw-terminal adapter pair lets you extend or repair cables without soldering, using the included screwdriver

  • Adapter typeUSB Type A
  • First connectorUSB Type A
  • Second connectorUSB Type A
  • Units per package1
  • Product typeUSB Type A
  • Product colorGreen
  • Solder-free repairs with clearly labelled V+, D+, D-, - terminals
  • Extends USB cable reach using 1.57 in compact green adapter
  • Nickel-plated pure copper contacts resist oxidation for lasting signal integrity
  • Tool-free installation — small screwdriver included in the 2-pack
  • Works with flash drives, keyboards, mice, cameras, printers, phones

Two-Pack USB 2.0 Screw Terminal Adapter

This two-pack provides USB 2.0 Type-A male plugs that convert to four-pin screw terminals. The green terminal blocks accept stripped wires without soldering, letting hobbyists and technicians repair or extend USB cables for keyboards, mice, cameras, printers and similar peripherals. A small screwdriver is included for tightening the connections.

Low-Power Signal Thermals and Draw

The adapter carries only the 5 V and differential data lines defined by the USB 2.0 specification, so power dissipation is negligible during normal charging or data transfer. The nickel-plated contacts and flame-retardant plastic housing remain cool to the touch, and no active cooling or audible noise is produced in typical desktop or bench use.

Sustained Load Behaviour

Under continuous data or charging sessions the pure-copper conductors and integrated terminal grooves maintain a secure, oxidation-resistant connection without loosening. The solderless design eliminates cold-joint failures that can appear over time on soldered repairs, providing reliable signal integrity for the duration of the session.

How it compares

Measured against everything we stock in USB Adapter Cables & Dongles, at today’s prices. Recalculated every night.

Price $13.99
Cheaper than about 60% of the 1,430 comparable items (median $14.99).

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Specifications

Product
Brand nameXMSJSIY
Product typeUSB Type A
Product colorGreen
Adapter typeUSB Type A
Ports & slots
First connectorUSB Type A
Second connectorUSB Type A
Size & build
Product dimensions1.57 in × 0.78 in × 0.47 in
Product weight0.018 kg
In the box
Units per package1

Questions about this item

How do I install the BUCIER USB 2.0 A Male to 4-Pin Screw Terminal Adapter, and what step do people often get wrong?

Strip each wire cleanly, match it to the labelled V+, D+, D- and - terminals, then tighten each screw with the included screwdriver; the common mistake is leaving a loose strand that bridges adjacent pins.

What maintenance or replacement will the BUCIER USB 2.0 A Male to 4-Pin Screw Terminal Adapter need later?

Re-tighten the four terminal screws periodically, as vibration can loosen them; replace the adapter if the green housing cracks or the nickel-plated USB pins show corrosion.

What limit appears first when the BUCIER USB 2.0 A Male to 4-Pin Screw Terminal Adapter runs under sustained load?

The screw-terminal contact resistance rises with heat, so voltage drop across the terminals becomes the limiting factor before the USB 2.0 signalling rate is reached.

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