Description - PENN Controls - LIT-125125 - A28G - Electromechanical Temperature Control - A28 and A36 Multi-Stage Temperature Control

A28G Series Two-Stage Temperature Controls Without Enclosure Product Bulletin

Product name
A28 and A36 Multi-Stage Temperature Control
Document type
Product Bulletin
Document number
Revision date

A28G temperature controls are available with a 1/4 in. (6.4 mm) shaft and a choice of 0.156 in. (3.96 mm) or 0.187 in. (4.75 mm) flat for knob mounting. The knob is not included. Screwdriver adjustment or factory sealed settings are available on quantity orders. See Adjustment options. The standard shaft rotation is clockwise for warmer. The controls are available with a calibrated dial and pointer.

Controls are available for immersion applications for use with a closed tank connector or with a bulb well assembly.

  • Risk of Property Damage.
  • Do not dent or deform the sensing bulb. Dents or deformations in the sensing bulb can change the calibration, may cause the control to operate at temperatures other than the set point, and may result in other property damage.