JST, R Uninsulated Ring Terminal, 4mm Stud Size, 0.25mm² to 1.65mm² Wire Size

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Subtotal (1 pack of 100 units)*

£6.70

(exc. VAT)

£8.00

(inc. VAT)

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  • 4,300 unit(s) ready to ship
  • Plus 800 unit(s) ready to ship from another location
  • Plus 600 unit(s) shipping from 29 October 2025
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Units
Per unit
Per Pack*
100 +£0.067£6.70

*price indicative

Packaging Options:
RS Stock No.:
838-8250
Mfr. Part No.:
1.25-4
Brand:
JST
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Brand

JST

Series

R

Insulation

Uninsulated

Inner Ring Diameter

4.3mm

Outer Ring Diameter

8mm

Maximum Wire Size mm²

1.65mm²

Minimum Wire Size mm²

0.25mm²

Minimum Wire Size AWG

22AWG

Maximum Wire Size AWG

16AWG

Stud Size

4mm

Thickness

0.8mm

Overall Length

15.8mm

Uninsulated Crimp Ring Terminals, JST


A range of uninsulated crimp ring terminals from JST to suit stud sizes from 3 to 12mm and wire sizes from 0.2 to 10.5mm² (26 to 8 AWG). The terminals have butted seams and are made from tin-plated oxygen-free copper.

Note

JST part numbers Rxxx conform to JIS C2805

Standards

• UL Listed E42024
• CSA Certified LR20812


JST Terminals

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