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by Killark 

Catalog ID: GZL83C3

3 Position 1 Pole Double Throw Keyed Selector Switch w/ Off - Extra Long Length 57mm, 3/4 NPSM

  • Operators are all aluminum except for certain movable parts which are stainless steel.
  • All other parts such as screws are either stainless steel or plated steel.
  • Threaded bodies are all 3/4”-14 NPSM thread and M22x1.5 on request.
  • Control operators can be grouped into a single assembly thus reducing installation time and cost.

Killark GZ SERIES Operators are for use in conjunction with a Hazardous Location enclosure to provide control solutions for; START/STOP Motor Functions, LED Pilot Light Indications and more. Utilized in Class 1 Division 1 & 2, Class 1 Zone 1 & 2 areas for indoor and outdoor use. UL Listed and CSA Certified. ATEX/IECEx certified components. See Product Details for certificate numbers.

Product Details


Action Rotary
Color Black
EU RoHS Indicator Contact Manufacturer
Number Of Poles 1
Series GZ
Type Key Selector Switch


Dimensions 5.6 in x 1.8 in x 1.8 in
Height 1.8 in
Length 5.6 in
Weight 0.64 lb
Width 1.8 in

Electrical Ratings

Amperage Rating 20 A
Frequency Rating 50/60 Hz

Certifications and Compliance

ATEX File Number SIRA 19ATEX 1171 U
Hazardous Rating(s)
  • Class I, Divisions 1 & 2, Groups B, C, D
  • Class II, Divisions 1 & 2, Groups E, F, G
  • Class III, Divisions 1 & 2
  • Zones 1 & 2
  • Zones 21 & 22
  • II 2 G Ex db IIC/IIB+H2Gb
  • II 2 D Ex tb IIIC Db
IECEx File Number IECEx SIR 19.0054 U
Nema Rating Type 4X
UL File Number E12379



GZ Operators