RST for Hazardous Location

gesis® RST

Built upon the RST Heavy Duty platform, these connectors are suitable for use in Class 1 Division 2 environments. This connector offers type 4X, 6P protection, 600Vac, up to 20A (30A for 3 pole connectors)

RST Hazloc Catalog

RST Hazloc 30A Catalog

Heavy Duty Multipole Connectors for Hazardous Locations

2 to 48 pole / 16 A to 82 A versions available
Cable to Panel or Cable to Cable versions available
All mating connector sets come with screw-locking connection mechanism
Type 4, 4X; IP 65 with suitable strain relief
Copper-free aluminum enclosure; special plated contacts
Exposed gaskets are NBR, resistant to corrosive gases
Certified to CSA Standards:
Class I, Division 2, Groups ABCD; T4; -40˚C to +40˚C
Contact Wieland for details.

Non-incendive barriers

Wieland’s discrete and analog barriers are designed to enable circuits located beyond these module to be rated as non-incendive in Class 1, Division 2 hazardous locations.

Non-Incendive Barriers

revosCOAX Heat Trace Connectors

Proven rugged contruction, no rotational alignment of the connector body required to mate, and field or and/or factory installable.

Certified to CSA Standards:

Class I, Division 2: Groups ABCD; T6; Tamb -40˚C to +50˚C; Type 6
Class I, Zone 2: Ex nA; IIC; T6; Tamb -40˚C to +50˚C; IP 67
Contact Wieland for details.

Power supplies


Power supplies perform a central function in control cabinets. Their reliability has a great deal of impact on machine uptime and process productivity.
Our offering consists of single and three-phase devices for installation in control cabinets in the current range 1.25 to 40 A DC.

Coupling relays / solid state relays

flare MOVE

Interface relays are used for electrical isolation and potential-free switching operation, and are even available in modular pluggable versions for frequent switching applications. With a width starting at 6.2 mm they pack a lot of functionality into a compact footprint. The solid-state semiconductor relays are suitable for wear-free switching at lower capacities.

DIN rail terminal blocks with screw clamp connection


Reliable connection, proven concept! selos is our DIN rail terminal block with screw connection, solid and functional, known worldwide, and in use millions of times over.
The selos series combines the classic screw connection with modern connection technology, with the focus on customer benefits and increased efficiency in wiring and the supply chain.

DIN rail terminal blocks with tension spring connection

fasis WKFN

The DIN rail terminal block with tension spring technology: fasis is easy to operate, saves time and costs during wiring and reduces inventory costs, and guarantees vibration-proof and maintenance-free connections with high contact forces.