power connector

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Centron Industries’ line of QPL-qualified Harsh Environment Power Connectors are designed to meet the rigorous requirements outlined by MIL-DTL-55181 for operational conditions encountered by military support equipment. Utilized by major military tactical radio communications equipment such as the SINCGARS and JTRS systems, our connectors are designed with superior environmental resistance, durability, and reliable operation. With first-class quality matched by competitive pricing, Centron Industries offers the perfect solution to your power interconnect requirements.

General Part No.TypeMount# of
Contacts
Contact
Type
Contact
Size
AmpsTerminationTermination
M55181/2-01ReceptaclePanel4Pin1235TurretTurret
M55181/4-01ReceptaclePanel4Socket1235TurretTurret
M55181/8-01ReceptaclePanel18Socket207.5Solder CupSolder Cup

Specifications:

MATERIALS AND FINISHES

Shells

Plugs: Aluminum alloy body, steel alloy
Receptacles: Brass, cadmium plate with olive-drab chromate
Nose Pieces: Alloy steel, cadmium plate with olive-drab chromate

Contacts

Socket: High-conductivity copper alloy with beryllium copper spring element, 1.3 μm gold over 3.2 μm nickel
Pin: Yellow brass, 1.3 μm gold over 3.2 μm nickel
Insulator: Glass-filled diallyl phthalate, type GDF-30F

ELECTRICAL

Dielectric Strength

4 Contacts: 2000 Volts RMS
18 Contacts: 1500 Volts RMS
Insulation Resistance: 1000 Megohms min at 500 Volts DC

Voltage Drop

4 Contact: 20 mV at 35 Amps
18 Contacts: 20 mV at 7.5 Amps

MECHANICAL

Air Pressure: 2.5 PSI
Water Immersion: 6 ft., 48 hours
Durability: 500 cycles with a coupling torque of 12 ± 1 in-lbs
Contact Retention – 10 lbs
Insert Strength – 400 lbs