Q:    What is a LEAVYSEAL connector?

A:     TE Connectivity’s LEAVYSEAL environmentally sealed connectors are designed for cable to cable, cable to board, and cable to device applications. The LEAVYSEAL connectors are used in harsh environment applications where even a small degradation in connection may be critical.


Q:    What are the appropriate industries for LEAVYSEAL connectors?

A:     Truck, Bus, Off-highway, Construction, Agriculture, Mining, Emergency Vehicles, Forestry, Recreational, Marine, Motorcycle


Q:    When should I use LEAVYSEAL connectors?

A:     LEAVYSEAL connectors provide reliability and performance on the engine or transmission, under the hood, bulkheads, power control units, on the chassis, or in the cab. LEAVYSEAL connectors offer field proven reliability and rugged quality. Rectangular, thermoplastic housings offer a wide operating temperature range and silicone rear wire and interface seals allow the connectors to withstand conditions of extreme temperature and moisture. The connectors feature an integrated lever for mating and integrated secondary locking device for contact alignment and retention.

Key Features

Q:    What are the LEAVYSEAL connectors’ key features?

A:     LEAVYSEAL Connector Key Features:

  •     Accepts contact sizes 6.3/4.8K (up to 40 amps), 2.8 (up to 40 amps – for LEAVYSEAL up to 30 amps), and 1.5K (up to 20 amps)
  •     6.00-0.20 mm2
  •     15, 18, 21, 22, 25, 26, 29, 31, 39, 46, 62, 92, and 120 cavity arrangements
  •     In-line, flange, or PCB mount
  •     Rectangular, thermoplastic housing
  •     Lever for mating
  •     Integrated secondary lock confirms contact alignment and retention

Performance/ Specifications

Q:    What is the temperature range for LEAVYSEAL connectors?

A:     Operating at temperatures ranges -40°C to +140°C, see individual product specifications for specific range.


Q:    How durable are LEAVYSEAL connectors?

A:     Up to 20 cycles (tin), up to 50 cycles (silver), up to 100 cycles (gold), see individual product specifications for additional details.


Q:    What is the insulation resistance for LEAVYSEAL connectors?

A:     500 volts DC, see individual product specifications for testing conditions.


Q:    What is the immersion rating for LEAVYSEAL connectors?

A:     IP67 rating, IP69K with cover


Q:    How much dielectric withstanding voltage for the LEAVYSEAL connectors?

A:     No flash over or breakdown between adjacent contacts and outer contour of the housing permitted at 500 volts AC and 50 or 60 Hz for 60 seconds.


Q:    What is the flammability rating for the LEAVYSEAL connectors?

A:     Product with a UL 94 V-0 rated material is available


Q:    What is the voltage rating for the LEAVYSEAL Connectors?

A:     42 volts AC/DC


Q:    What material are LEAVYSEAL connector shells made of?

A:     LEAVYSEAL connector shells are made of rugged glass filled PBT.


Q:    What material are LEAVYSEAL connector secondary locks made of?

A:     LEAVYSEAL connector secondary locks are made of rugged glass filled PBT.


Q:    What material are the LEAVYSEAL connector seals made of?

A:     The LEAVYSEAL connector seals are made of silicone rubber.