Electronic and DDC Systems

  • Items 1-12 of 62. Page 1 of 6.
A350AA-1C Johnson Temp Ctrl w/Rmt Snsr -30-130F
Temp Ctrl w/Rmt Snsr -30-130F * System 350 Electronic Controller. 24V. Temperature Range -30 To + 130F. Adjustable Dif. 1 To 30 degrees F. SPDT Switch Rated At 9.8 A. @ 120V. Surface Or Din Rail Mounting.

Johnson Controls

A350AA-1C

$157.51 EA
$393.79
8 In Stock
A350PS-1C Johnson P&I Tmp Cntrl w/ Snsr -30-130F
P&I Tmp Cntrl w/ Snsr -30-130F * Proportional Plus Integral Temperature Control. Range -30-130F Throttling Range 2-30F. Output 0-10Vdc Or 0-20 Ma.

Johnson Controls

A350PS-1C

$369.01 EA
$922.54
9 In Stock
A350PS-2C Johnson P&I Tmp Cntrl w/ Snsr 90-250F
P&I Tmp Cntrl w/ Snsr 90-250F * Electronic Temperature Control. 24 Volt. Range 90 To 250F. Throttling 2 To 30F. 0-10 DC Or 0-20Ma Proportional Output. 10 Led Scale Shows Output. Used With System 350 Modules.

Johnson Controls

A350PS-2C

$369.01 EA
$922.54
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

$434.55 EA
$1,086.39
7 In Stock
A99BB-200C Johnson PTC Sensor (Incl in A419ABC1)
PTC Sensor (Incl in A419ABC1) Replacement sensor for Johnson A419 series controls.

Johnson Controls

A99BB-200C

$32.33 EA
$80.81
8 In Stock
A99BC-25C Johnson Temp Sensor for A350/A419/MR4P
Temp Sensor for A350/A419/MR4P * Temperature sensor for A350/A419/A450/MR4 P.T.C. 1035 Ohms at 77 degrees F. -40 to 248F. Ohms per degree change is not linear so you must refer to chart to identify temp reading. 9.75 long.

Johnson Controls

A99BC-25C

$33.39 EA
$83.47
27 In Stock
A99BC-300C Johnson Temp Sensor For A350/A419/MR4P
Temp Sensor For A350/A419/MR4P * Temperature sensor for A350/A419/MR4P P.T.C. 1035 ohms at 77 Degrees F. Ohms per degree is not linear so you must refer to chart to identify temp reading. 9-3/4 feet long.

Johnson Controls

A99BC-300C

01107850286253

$60.95 EA
$152.37
12 In Stock
BKT287-1R Johnson Din Rail 12
Din Rail 12 * Din Rail 35Mm Wide X 12 Long. Used For Mounting System 350 Controls And Other Din Rail Mountable Devices Such As Master And Idec Relays.

Johnson Controls

BKT287-1R

$18.77 EA
$43.99
27 In Stock
C450CBN-1C Johnson Controls System 450 control module. 24
System 450 control module. 24 volts. 1 SPDT relay rated at 9.8A @ 120, 4.9A @ 240 volts. Can be used with resistive or 0-5VDC input. Backlit LCD display can indicate degrees F/C, rH, IN/WC, bar or PSI. Order sensor separately

Johnson Controls

C450CBN-1C

$94.24 EA
$273.62
1 In Stock
C450CBN-4C Johnson Controls System 450 Standard Control Module
System 450 Standard Control Module with LCD, Four Button Touchpad UI, and Relay Output; provides one relay output for SPDT control.

Johnson Controls

C450CBN-4C

$156.64 EA
$352.44
Not in stock
Other
Not in stock
C450CPN-4C Johnson 1 Ao Control Module with LCD,
Control Module with LCD, Four-Button Touch-Pad and Analog Output; Provides one analog output (0-10 VDC or 4-20 Ma) for proportional control. Provides Differential Control and High Input Signal Selection. 24 volts Order sensor separately.

Johnson Controls

C450CPN-4C

$140.98 EA
8 In Stock
C450CQN-4C Johnson CONTROL MODULE, 2 AO
CONTROL MODULE, 2 AO REPLACES: C450CQN-3C

Johnson Controls

C450CQN-4C

$175.95 EA
$439.89
Not in stock
Other
Not in stock
  • Items 1-12 of 62. Page 1 of 6.