Emerson White-Rodgers Aquastat Controller, 35 to 110°F (2 to 43°C), Fixed Differential , 2°F (1°C), Multi-Mount

Emerson White-Rodgers 11B18-153, Aquastat Controller, 35 to 110°F(2 to 43°C), Fixed Differential , 2°F(1°C), Multi-Mount. For use as High Limit, Reverse Action or SPDT Switching Action: May Be Mounted Either Horizontal or Vertical.

Features:
Extra capillary length for extended shank wells.
Special screw terminals with “ears” securely hold solid and stranded wires.
Screwdriver-adjustable differential with direct-read indicator.
Knockouts on top and bottom and plenty of wiring room.
Hydraulic action element — fast acting
U.L. listed
Has special straight well for 4” x 7 /16” straight bulb
1/2" Standard Shank Well Included