Technical SpecificationsIP68 WEIPU WK20 2Pin 3Pin 4Pin 5Pin 6Pin 7Pin 8Pin 9Pin 12Pin 15Pin Lock Hook Cirtcular M20 Connector
| IP rating |
IP68 |
| Coupling |
Lock Hook Connection |
| Termination |
Solder/Crimp/Screw |
| Shell material |
PPE /Zinc alloy |
| Insert material |
PPS, max temperature 260 ℃ |
| Contact material |
Brass with gold plating |
| Mating cycle |
500 |
| Temperature range |
-40℃~+125℃ |
| Insulation resistance |
2000mΩ |
| Contact resistance |
2/3/4/5/6Pin: 1mΩ
7/8Pin: 2.5mΩ
9/12/15Pin: 5mΩ |
| Rated Current |
2/3/4/5Pin: 30A
6Pin: 25A
7Pin: 15A
8Pin: 10A
9/12/15Pin: 5A |
| Rated voltage |
2/3/4/5/6/7/8Pin: 500V
9/12/15Pin: 400V |
| Test voltage |
2/3/4/5/6/7/8Pin: 1500V
9/12/15Pin: 1200V |
Compared to other brands of M20 connectors
1) High-quality materials
- Casing plastic: Made of high-quality flame-retardant engineering plastic (such as PA66+GF), it is impact-resistant, heat-resistant, and age-resistant. Lower-quality products use ordinary ABS plastic, which is brittle and flammable, posing a safety hazard.
- Metal terminals: Weipu's metal inserts/sleeves are typically made of high-quality phosphor bronze or brass with a thick plating (such as tin or silver). They offer excellent conductivity, corrosion resistance, and sufficient elasticity, ensuring tight contact and low contact resistance even after repeated insertion and removal. Lower-quality terminals are thin, have poor elasticity, and are prone to oxidation, causing severe heating and even melting at the connection.
2) High precision and consistency
Precision molds ensure smooth and consistent insertion and removal of male and female connectors, and a reliable locking mechanism. Lower-quality products may be difficult to insert and remove, loosen, or have wide tolerances on the "anti-misinsertion" keying, which may even lead to incorrect insertion. 3) Complete Safety Certifications
Authentic Weipu plugs typically carry certifications such as CE, ROHS, and UL (or similar international standards), demonstrating that their materials and safety features meet international standards. Many cheap imitations lack these certifications, making their safety unreliable.
Compared to aviation plugs
The WK20's advantages are its lightness, speed, and affordability, making it suitable for most indoor and general working environments. It offers sufficient reliability and durability at a reasonable price, meeting the needs of most commercial and industrial applications. Aviation plugs offer the advantage of extreme protection and ruggedness, designed for more demanding environments, but this comes at the expense of convenience and cost.
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