Constantan Wire 125g 28SWG
Product code: CP00054161
£17.25 exc. VAT
Product code: CP00054161
£17.25 exc. VAT
This constantan wire is ideal for science experiments and demonstrations in primary, secondary, and college settings, offering reliable and consistent resistance for electrical investigations. Designed for classroom use, it supports practical learning in physics and electronics.
- Made from 55% copper and 45% nickel alloy
- Supplied on a 125g reel
- Approximate length: 136m
- Diameter: 0.375mm (28 SWG)
- Resistance: 4.41 O per metre











