JST, R Uninsulated Ring Terminal, 4mm Stud Size, 0.25mm² to 1.65mm² Wire Size
- RS Stock No.:
- 838-8250P
- Mfr. Part No.:
- 1.25-4
- Brand:
- JST
Subtotal 100 units (supplied in a box)*
£6.70
(exc. VAT)
£8.00
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- Plus 4,600 unit(s) shipping from 06 October 2025
- Plus 10,000 unit(s) shipping from 18 February 2026
- Plus 6,000 unit(s) shipping from 31 March 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 100 + | £0.067 |
*price indicative
- RS Stock No.:
- 838-8250P
- Mfr. Part No.:
- 1.25-4
- Brand:
- JST
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | JST | |
| Series | R | |
| Insulation | Uninsulated | |
| Outer Ring Diameter | 8mm | |
| Inner Ring Diameter | 4.3mm | |
| Minimum Wire Size mm² | 0.25mm² | |
| Maximum Wire Size mm² | 1.65mm² | |
| Maximum Wire Size AWG | 16AWG | |
| Minimum Wire Size AWG | 22AWG | |
| Stud Size | 4mm | |
| Thickness | 0.8mm | |
| Overall Length | 15.8mm | |
Select all | ||
|---|---|---|
Brand JST | ||
Series R | ||
Insulation Uninsulated | ||
Outer Ring Diameter 8mm | ||
Inner Ring Diameter 4.3mm | ||
Minimum Wire Size mm² 0.25mm² | ||
Maximum Wire Size mm² 1.65mm² | ||
Maximum Wire Size AWG 16AWG | ||
Minimum Wire Size AWG 22AWG | ||
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
• CSA Certified LR20812
JST Terminals