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Reset Controls
070 Tekmar Outdoor Sensor
Outdoor Sensor * Outdoor air sensor for Tekmar controls. 10K @ 77F.
Tek Mar
070
$38.00
EA
$85.87
20 In Stock
071 Tekmar Universal Sensor
Universal Sensor Type 2 Universal sensor for Tekmar controllers.No enclosure. 10 inch leads. 10K @ 77F.
Tek Mar
071
$31.67
EA
$71.56
23 In Stock
076 Tekmar Indoor Sensor
Indoor Sensor * Indoor sensor for Tekmar controllers. Non adjustable. 10K @ 77F
Tek Mar
076
$46.97
EA
$105.10
8 In Stock
$79.69
EA
$178.32
Not in stock
256 Tekmar 1 Stage Boiler Reset Control
1 Stage Boiler Reset Control * 1 Stage boiler reset control. 24V. LCD display. Warm WX shutdown, setback, max/min temps. O/A & boiler sensor are included. Optional room sensor.
Tek Mar
256
$198.44
EA
$444.03
16 In Stock
261 Tekmar 2 Stage Boiler Controller
2 Stage Boiler Controller * 2 stage boiler reset with pump output. 120V. Stages can be alternated for equal run time. Optional night setback.Min/Max temp.
Tek Mar
261
779655026108
$519.33
EA
$1,150.52
5 In Stock
$948.42
EA
$2,101.11
5 In Stock
279 Tekmar One Stage Steam Control
One Stage Steam Control Boiler reset control. 2 sensors included. Replaces Model# 269
Tek Mar
279
$1,083.00
EA
$2,999.08
1 In Stock
A350RS-1C Johnson Sys 350 Reset Temp Cntrl
Sys 350 Reset Temp Cntrl * System 350 Boiler Reset Control. 24V. Ratio 1:5-3:1. Minimum Supply 50-160 Max Supply 160-220F. Diff 1-30. Warm Weather Off Rating 4Amp. Up To 9 Stages Avail With S350 Modules.
Johnson Controls
A350RS-1C
$384.94
EA
$962.35
7 In Stock
C450RBN-3C Johnson Reset Control Mod 1 StagTem
Reset Control Mod 1 StagTem * Reset Control Module with LCD, Four-Button Touchpad UI, and SPDT relay output. 24 volts. REPLACES: C450RBC-1C
Johnson Controls
C450RBN-3C
$182.95
EA
$457.39
3 In Stock
C450RCN-3C Johnson Controls Reset Control Module with LCD,
Reset Control Module with LCD, Four-Button Touchpad UI, and SPDT relay output; provides two SPDT output relays. One A99BC-25C temperature sensor with 0.25 m (9-1/4 in.) silicon leads and one A99BC-300C temperature sensor with 3 m (9 ft 10 in.) silicon leads are included in the box with the Reset Control Module.
Johnson Controls
C450RCN-3C
$244.43
EA
$611.07
1 In Stock
T775L2007 Honeywell Electronic temperature reset or
Electronic temperature reset or sequence control. 24/120/240 volts. Up to 2 inputs and 4 SPDT outputs. Stages multiple relay from 2 independent heat or cool set points. 9.8/4.9 Amps @ 120/240V. 8VA consumption. Built-in 7 day timeclock allows 2 event
Honeywell
T775L2007
085267299206
$423.71
EA
$1,101.65
17 In Stock