Amphenol Air LB connectors, Series 1900 standard version,meet the requirements of EN3545 standard (formerly ASN E0390).

1900 standard version connectors are made of thermoplastic and available in two versions:
- sealed grommets on the conductor
- unsealed grommets on the conductor

The connected assembly is made up of one connector with pin contacts and one connector with socket contacts. The contacts are compliant with SAE-AS39029 or EN3155 and are available from size 22 to 8.

Connectors may be fitted with:
- crimp contacts
- straight or right angled contacts to be soldered onto PCB - solder cups
- quadrax or derived contacts
- contacts for aluminum cables
Mating and locking of connectors is ensured by two means:
- screw type polarizing / locking posts providing up to 36 keying
combinations
- 1/4 turn locking system providing up to 36 keying combina-
tions

Coupling torque for locking of connectors: from 0,6 to 1 Nm (screw type only)