PT Heavy Duty Contact Blocks

Heavy duty contact blocks contain fine silver, butting-type contacts. Terminals are angled 30° for easy screwdriver access to terminals screws. Screws contain self lifting pressure plates for easy wiring. Holds bare wires of 12 to 16 gauge, either singly or two wires of same or adjacent size. Crimp on space or ring lugs can be used. Base of contact block has marked pad for pencil identification of the control from back of panel.

These high quality PT heavy duty contact block products provide a full range of electrical options from gold plated electronic duty contacts for low electrical load applications to heavy duty silver contacts for 600 VAC and 10 Amp loads.

  • Tandem mounting in any combination up to four contact blocks per operator
  • Butting contacts
  • Gold and silver contacts
  • Rated up to 600 VAC & 250 VDC with 10 Amp carrying capacity

custom solutions

Industrial controls manufactured by Senasys are built to meet customer requirements worldwide.

high quality

Senasys takes pride in quality control & reliable operation of our products. Every switch is individually 100% tested before it leaves the plant.


Senasys products are UL listed.

made in u.s.a.

Senasys products are designed & manufactured in Eau Claire, Wisconsin, U.S.A.