3M™ Cold Shrink QS-III Inline CN/JCN Cable Splices 5456A-WG (part no. 7000140737), from our Cold Shrink Splices range. Quote part number 7000140737 when you order, or tell us about your equipment and we can match it for you.
3M™ Cold Shrink QS-III Inline CN/JCN Cable Splices 5456A-WG, 5457A-WG and 5458A-WG are inline splices for joining 25/28 kV jacketed concentric neutral (JCN) or concentric neutral (CN) power cables. It is a cold shrink design.
- Brand: 3M
- Part number / MPN: 7000140737
- Barcode (GTIN): 00054007429081
- Range: Electrical / Splices & Accessories / Cold Shrink Splices
Ordering works like a quote: you place the order and we source the best match. If the listed item is unavailable or superseded, we’ll offer an equivalent and get your OK first. Because each item is sourced to order, please allow some extra lead time. We will confirm freight and any price difference with you before your order is finalised and shipped.
Specialist parts like this need to match your equipment exactly. Message us after checkout with your model details or a photo, and if our team spots a likely compatibility issue we’ll contact you before dispatch.
Looking for something that isn’t listed? We can source almost any industrial equipment or part. Just send us a photo or the use case.

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