Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3M Wire Disconnect: Female Socket, Red, Nylon with Heat Shrink, Full Coverage - Fully Insulated Quick Disconnects with Heat Shrink
3MFully Insulated Quick Disconnects with Heat Shrink

3M Wire Disconnect: Female Socket, Red, Nylon with Heat Shrink, Full Coverage

The 3M Wire Disconnect is a fully insulated female socket quick disconnect with heat shrink, rated for 1,000 V max. This red nylon full-coverage connector (MPN MNHU18-250DFIK) is designed for secure wire termination…

SKU 3G-OTH-18858

Also listed as: MNHU18250DFIK · MNHU18 250DFIK

Brand
3M
Item
Wire Disconnect: Female Socket, Red, Nylon with Heat Shrink, Full Coverage
Category
Fully Insulated Quick Disconnects with Heat Shrink
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

3M
Manufacturer Part Number
MNHU18-250DFIK
Type
Red, Nylon with Heat Shrink, Full Coverage
Max Volt
1,000 V

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

3M Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The 3M Wire Disconnect is a fully insulated female socket quick disconnect with heat shrink, rated for 1,000 V max. This red nylon full-coverage connector (MPN MNHU18-250DFIK) is designed for secure wire termination in industrial electrical applications.

Frequently Asked Questions

What is the 3M MNHU18-250DFIK wire disconnect used for?

The 3M MNHU18-250DFIK is a fully insulated female quick disconnect socket used for making reliable, insulated electrical connections in industrial control panels, appliances, and automotive wiring. Its heat-shrink nylon sleeve provides full coverage and strain relief for 1,000 V max applications.

What are the specifications of the 3M MNHU18-250DFIK?

This 3M wire disconnect is a red, nylon female socket with heat shrink, rated for 1,000 V max. It offers full coverage insulation and is designed for 18–22 AWG wire. The manufacturer part number is MNHU18-250DFIK, and it is part of 3M's fully insulated quick disconnect series.

Where to buy the 3M MNHU18-250DFIK worldwide?

3G Electric supplies the 3M MNHU18-250DFIK worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this 3M disconnect to any country.

How to install the 3M MNHU18-250DFIK disconnect?

To install the 3M MNHU18-250DFIK, strip the wire to the recommended length, insert it fully into the socket barrel, and crimp using a proper ratchet crimp tool for insulated terminals. The heat-shrink sleeve activates with heat to seal the connection. Always follow 3M's installation guidelines for reliable performance.

Used in

Common applications for 3M
Industrial process water filtration — 3M solid polypropylene cartridge (e.g., RT10Q16G20NN, 7 micron) for sediment removal in manufacturing lines.
Cooling tower pre-treatment — 3M string-wound cartridge (e.g., RT39B16G20NN, 30 micron) to protect heat exchangers from particulate fouling.
Food and beverage rinse water — 3M 1 micron solid cartridge (RT10Y16G20NN) for fine filtration to meet quality standards.
Chemical processing feed water — 3M 27 micron solid cartridge (RT30L16G20NN) for high-flow sediment reduction upstream of sensitive equipment.
Wastewater effluent polishing — 3M 2 micron string-wound cartridge (RT09Y16G20NN) for final particulate removal before discharge or reuse.
Pharmaceutical utility water — 3M 0 micron string-wound cartridge (RT09L16G20NN) for sub-micron filtration in critical systems.

3M Products

3G Electric supplies 3M fully insulated quick disconnects with heat shrink. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
3M Wire Disconnect: Female Socket, Red, Nylon, Full Coverage, 22 AWG – 18 AWG Wire Size (MPN MNI18-250DFIK)
3M
3M Wire Disconnect: Female Socket, Red, Nylon, Full Coverage, 22 AWG – 18 AWG Wire Size (MPN MNI18-250DFIK)
3M Wire Disconnect: Male Tab, Red, Nylon, Full Coverage, 22 AWG – 18 AWG Wire Size, 600 V Max Volt (MPN MNG18-187DMK)
3M
3M Wire Disconnect: Male Tab, Red, Nylon, Full Coverage, 22 AWG – 18 AWG Wire Size, 600 V Max Volt (MPN MNG18-187DMK)
3M Wire Disconnect: Female Socket, Blue, Nylon, Full Coverage, 16 AWG – 14 AWG Wire Size (MPN MNI14-250DFIK)
3M
3M Wire Disconnect: Female Socket, Blue, Nylon, Full Coverage, 16 AWG – 14 AWG Wire Size (MPN MNI14-250DFIK)
3M Wire Disconnect: Female Socket, Yellow, Nylon, Full Coverage, 12 AWG – 10 AWG Wire Size (MPN MNGI10-250DFIK)
3M
3M Wire Disconnect: Female Socket, Yellow, Nylon, Full Coverage, 12 AWG – 10 AWG Wire Size (MPN MNGI10-250DFIK)
3M Wire Disconnect: Male Tab, Red, Nylon, Full Coverage, 22 AWG – 18 AWG Wire Size, 600 V Max Volt (MPN MNG18-250DMK)
3M
3M Wire Disconnect: Male Tab, Red, Nylon, Full Coverage, 22 AWG – 18 AWG Wire Size, 600 V Max Volt (MPN MNG18-250DMK)
3M Wire Disconnect: Male Tab, Red, Nylon, Full Coverage, 22 AWG – 18 AWG Wire Size, 1,000 V Max Volt (MPN MNU18-187DMIK)
3M
3M Wire Disconnect: Male Tab, Red, Nylon, Full Coverage, 22 AWG – 18 AWG Wire Size, 1,000 V Max Volt (MPN MNU18-187DMIK)

More from 3M

View all 3M parts
3M Wire Disconnect: Male Tab, Blue, Nylon with Heat Shrink, Full Coverage, 16 AWG – 14 AWG Wire Size (MPN MNHU14-250DMIK)
3M
3M Wire Disconnect: Male Tab, Blue, Nylon with Heat Shrink, Full Coverage, 16 AWG – 14 AWG Wire Size (MPN MNHU14-250DMIK)
3M Wire Disconnect: Female Socket, Red, Nylon with Heat Shrink, Full Coverage, 1,000 V Max Volt (MPN MNHU18-250DFIX)
3M
3M Wire Disconnect: Female Socket, Red, Nylon with Heat Shrink, Full Coverage, 1,000 V Max Volt (MPN MNHU18-250DFIX)
3M Wire Disconnect: Female Socket, Blue, Nylon with Heat Shrink, Full Coverage, 600 V Max Volt (MPN MNHU14-250DFIK)
3M
3M Wire Disconnect: Female Socket, Blue, Nylon with Heat Shrink, Full Coverage, 600 V Max Volt (MPN MNHU14-250DFIK)
3M Wire Disconnect: Male Tab, Red, Nylon with Heat Shrink, Full Coverage, 22 AWG – 18 AWG Wire Size (MPN MNHU18-250DMIX)
3M
3M Wire Disconnect: Male Tab, Red, Nylon with Heat Shrink, Full Coverage, 22 AWG – 18 AWG Wire Size (MPN MNHU18-250DMIX)