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Zhejiang Yonggui Electric Equipment Co., Ltd.

ESC-HPB400 Connector

Specifications of ESC-HPB400 Connector

Electrical Characteristics

Number of Pins


Terminal specifications

¢ 14 mm

Rated Current

300A ( 95mm² ) / 400A ( 120mm² )

Rated Voltage

1500V DC

Voltage Proof

6800V AC 50Hz

Contact Resistance

≤0.2 mΩ

Insulation Resistance


Temperature Rise


Mechanical Characteristics

Mechanical life Durability

≥100 cycles

Protection Class


Flame Rating

UL94 VO(Bulk Material)

Material and Finish


Insulator:Engineering plastics

Rubber parts: Silicon rubber

Contact: Copper alloy

Surface Treatment

Silver / Tin

Working environment (Environmental data)

Operating Temperature


Relative Humidity



QC/T 1067.1-2017 Vibration level V1


Cable specification

95 mm² /120 mm²

Cable Diameter OD

18.70±0.5 mm /20.50±0.5 mm

Termination Method

Plug: Double B type crimping or hexagonal crimping

receptacle: thread locking M 8 torque 10N•m-12N•m

Installation Method

Screw M 4 Screw

Installation Torque

2 ±0.2N•m

Locking Methode

CPA (Connector Position Assurance)

Preventing Misinsertion

Color Preventing

Mechanical Preventing

ESC-HPB400 Connector Storage Condition

  • The connector should be used within the provided technical parameters, and the product should be installed, used and maintained in strict accordance with the product instruction manual.

  • Connecters should be used within the specification that provided, Install, use and maintain the products according to the documents.

  • Package: Carton packing, moisture-proof treatment.

  • Storage Spec:

    Products packaged in boxes should be stored in a warehouse with an ambient temperature of -10℃~+40℃, relative humidity below 80%, and no acidic, alkaline or other corrosive gases in the surrounding air. The storage period shall not exceed two years from the date of production.

    The packaged products shall be stored in the warehouse within the temperature of -10 ℃~+ 40 ℃, relative humidity less than 80%, and no acid, alkaline or other corrosive gases in the surrounding air. The storage period shall not exceed two years from the production date.

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Contact Yonggui Electric for Connectors
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