Z31-A GS (12~24 VAC/VDC)
Single Set-Point Temperature Controller
Z31A-GS is a single set-point digital microprocessor based temperature controller for Cooling or Heating applications. The instrument with an ON/OFF control mode has one 16A-AC1 relay output (SPDT) and one input for an NTC or PTC temperature probe, that can be configured.
$169 + 4.95 S&H (US only)
TLK38-S LERR (24 VAC/VDC)
Dual Set-Point Temperature Controller
TLK38-S is a dual set-point digital microprocessor-based temperature controller with ON/OFF, Neutral Zone ON/OFF and PID control with an AUTO-TUNING function.
The TLK38-S (Simplified) Series is a drop-in replacement for the original TLK38. It's easy to program. Currently The TLK38-S has a TLK38 Faceplate - check the factory labels for identification.
$189.95 + 4.95 S&H (US only)
TLK38-S FERR (12 VAC/VDC)
Dual Set-Point Temperature Controller
$199.95 + 4.95 S&H (US only)
90°F Close On-Rise 3/4” Disc Thermostat
(Normally Open)
TLZ10 Temperature Controller
Discontinued
Drop-in Replacement: Z31-A (above)
TLK38 Temperature Controller
Discontinued
Drop-in Replacement: TLK38-S (above)