How do you get the metal insert to go in all the way?

Dear customer please do not worry, this design is just right, when you push the plug into the shell just take little bit hard is ok, it is easy. Step 1: Put the Cable through the housing to the plug Step 2: Solder the cable to the plug Step 3: Push the plug into the shell until the shell holds the plug

What gauge wire do these connectors support?

I am using these with 18 gauge Pomona test lead wires, very nice choice.

What AWG size will this fit?

the end is 4mm. best fit 14awg. 12awg will be tight

No matter what I try the metal part does not go fully into the plastic cover. Are these defective?

Check the solder joints, no higher than the metal Push it with the help of a female plug or another probe

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10Pcs Insulated Safety Straight Seal Protection Shrouded 4mm Banana Plugs Solder DIY Banana Plug Connectors for Multimeter Test Leads Ends Probes Adapters

10Pcs Insulated Safety Straight Seal Protection Shrouded 4mm Banana Plugs Solder DIY Banana Plug Connectors for Multimeter Test Leads Ends Probes Adapters

Product ID: 72692685

Details

Brand
zhenyu
Color
10Pcs
Item Weight
3.9 Grams
Power Source
Battery
Style
Modern

⚡CAT II 1000V / 32A rating

🔌4mm precision fit

🛡️PA Nylon + nickel-plated brass

16511CFA

Duties & taxes included

In stock

Sold byAmazon SenegalDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

⚡ Plug into precision and safety — don’t get left in the dark!

DURABLE BUILD - Premium PA Nylon shell paired with nickel-plated brass ensures long-lasting corrosion resistance.
PRECISION 4 MM FIT - Engineered for seamless compatibility with standard multimeter leads and probes.
DIY FRIENDLY DESIGN - Straight solder connection with clear assembly steps for quick, professional-grade setups.
PRO GRADE SAFETY RATING - Certified CAT II 1000V and 32A max for reliable, high-voltage testing.
COMPLETE COLOR CODED SET - Includes 10 plugs (5 red + 5 black) for organized, error-free testing and wiring.

This 10-piece set of insulated 4mm banana plugs combines professional-grade CAT II 1000V/32A safety certification with durable PA Nylon and nickel-plated brass construction. Designed for DIY soldering, these straight shrouded connectors ensure a secure fit for multimeter test leads, offering a reliable, color-coded solution for precise electrical measurements.

Specifications

ASIN	B07C4YJJ81
Best Sellers Rank	#110,788 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #83 in Electrical Connectors #805 in Audio & Video Connectors & Adapters
Brand	zhenyu
Brand Name	zhenyu
Color	10Pcs Red+Black
Compatible Devices	Multimeter
Customer Reviews	4.4 out of 5 stars 368 Reviews
Item Weight	3.9 g
Manufacturer	Zhenyu
Measurement Type	Multimeter
Model	[Predicted Model Number: zhenyu-???]
Number of Items	10
Part Number	MB-TAAC-4CDY
Power Source	Battery Powered
Specification Met	Cat Ii 1000v /Max 32a, Material Safety Standards
Style	Modern
Style Name	Modern
Unit Count	10 Count

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