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    HVAC / Boiler Control

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    Results 51-100 of 385.
    KELE & ASSOCIATES ESM-M1S-PP0-HS

    KELE & ASSOCIATES

    ESM-M1S-PP0-HS

    PUSHBUTTON, EMERGENCY STOP, ESM SERIES, BOILER SHUT-DOWN, PUSH/PULL, N1, SURFACE
    ✓ IN STOCK!
    £415.85 Price with VAT: £499.02 Buy Surplus As Low As £208.08 Price with VAT: £249.69
    £208.08 Price with VAT: £249.69
    Repair Yours £222.49 Price with VAT: £266.98
    UTICA BOILER BD711180100

    UTICA BOILER

    BD711180100

    SENSOR, BD NTC FLUE, (HTEX)
    ✓ IN STOCK!
    £34.48 Price with VAT: £41.38 Buy Surplus As Low As £20.60 Price with VAT: £24.72
    £20.60 Price with VAT: £24.72
    Repair Yours Contact Us
    HONEYWELL 04905-X50-33-333-X7

    HONEYWELL

    04905-X50-33-333-X7

    CONDUCTIVITY CELL, HVAC, BOILER CONTROL, HVAC, BOILER CONTROL
    £15.57 Price with VAT: £18.69 Buy Surplus As Low As £9.64 Price with VAT: £11.57
    £9.64 Price with VAT: £11.57
    Repair Yours Contact Us
    HONEYWELL S984-D1049

    HONEYWELL

    S984-D1049

    HONEYWELL S984D1049 - STEP CONTROLLER
    Buy Surplus As Low As £2,425.10 Price with VAT: £2,910.12
    £2,425.10 Price with VAT: £2,910.12
    Repair Yours £2,039.46 Price with VAT: £2,447.35
    MAGNETROL B24-1B10-AAG

    MAGNETROL

    B24-1B10-AAG

    BOILER FLOAT SWITCH 250PSI 120V 13A 240V 6.5A
    Buy Surplus As Low As £556.22 Price with VAT: £667.46
    £556.22 Price with VAT: £667.46
    Repair Yours £474.64 Price with VAT: £569.56
    HONEYWELL RA890F-1478

    HONEYWELL

    RA890F-1478

    DISCONTINUED BY MANUFACTURER, PROTECTORELAY, FLAME SAFETY, FLAME CONTROL, 120 VAC, FLAME RESPONSE 15 SEC, SPDT ALARM CONTACTS
    Buy Surplus As Low As £1,078.97 Price with VAT: £1,294.76
    £1,078.97 Price with VAT: £1,294.76
    Repair Yours £616.20 Price with VAT: £739.44
    JOHNSON CONTROLS DX-9120

    JOHNSON CONTROLS

    DX-9120

    CONTROLLER METASYS
    £1,532.93 Price with VAT: £1,839.52 Buy Surplus As Low As £920.35 Price with VAT: £1,104.42
    £920.35 Price with VAT: £1,104.42
    Repair Yours £770.54 Price with VAT: £924.65
    CHROMALOX 141-123622-538

    CHROMALOX

    141-123622-538

    TEMPERATURE CONTROL SYSTEM 3PH 60CYC 480V CMX SER
    £5,918.13 Price with VAT: £7,101.76 Buy Surplus As Low As £2,924.95 Price with VAT: £3,509.94
    £2,924.95 Price with VAT: £3,509.94
    Repair Yours £2,436.97 Price with VAT: £2,924.36
    HONEYWELL RA890F-1247-3

    HONEYWELL

    RA890F-1247-3

    DISCONTINUED BY MANUFACTURER, FLAME PROTECTOR RELAY, SAFTEY, RESPONSE 3 SECONDS, 120V
    Buy Surplus As Low As £728.80 Price with VAT: £874.56
    £728.80 Price with VAT: £874.56
    Repair Yours £604.65 Price with VAT: £725.58
    HEAT TIMER MOD-4

    HEAT TIMER

    MOD-4

    BOILER CONTROL MULTIPLE MODULATING
    Buy Surplus As Low As £1,122.37 Price with VAT: £1,346.84
    £1,122.37 Price with VAT: £1,346.84
    Repair Yours £1,001.33 Price with VAT: £1,201.60
    HONEYWELL AQ2514B2

    HONEYWELL

    AQ2514B2

    BOILER RESET CONTROL, CONTROL PANEL FOR 4 ZONES, 2 WIRE, 120 VAC, 50/60 HZ
    Buy Surplus As Low As £430.41 Price with VAT: £516.49
    £430.41 Price with VAT: £516.49
    Repair Yours £362.02 Price with VAT: £434.42
    HEAT TIMER 926785-00

    HEAT TIMER

    926785-00

    HEAT CYCLING CONTROL OUTDOOR RESET
    £4,261.27 Price with VAT: £5,113.53 Buy Surplus As Low As £2,556.77 Price with VAT: £3,068.12
    £2,556.77 Price with VAT: £3,068.12
    Repair Yours £1,572.24 Price with VAT: £1,886.68
    UNITED TECHNOLOGIES BW2AAN000280

    UNITED TECHNOLOGIES

    CARRIER

    BW2AAN000280

    WATER BOILER NATURAL GAS
    £2,122.52 Price with VAT: £2,547.02 Buy Surplus As Low As £1,274.10 Price with VAT: £1,528.93
    £1,274.10 Price with VAT: £1,528.93
    Repair Yours £1,061.26 Price with VAT: £1,273.51
    UNITED TECHNOLOGIES BW3AAN000225

    UNITED TECHNOLOGIES

    CARRIER

    BW3AAN000225

    WATER BOILER NATURAL GAS INDUCED-COMBUSTION
    £2,201.13 Price with VAT: £2,641.36 Buy Surplus As Low As £1,320.83 Price with VAT: £1,584.99
    £1,320.83 Price with VAT: £1,584.99
    Repair Yours £1,100.57 Price with VAT: £1,320.68
    HEAT TIMER 926795-00

    HEAT TIMER

    926795-00

    HOT WATER BOILER OUTDOOR RESET
    £2,476.11 Price with VAT: £2,971.33 Buy Surplus As Low As £1,485.66 Price with VAT: £1,782.79
    £1,485.66 Price with VAT: £1,782.79
    Repair Yours £613.32 Price with VAT: £735.98
    XYLEM 42S-HD

    XYLEM

    MCDONNELL & MILLER

    42S-HD

    PUMP CONTROLLER, HEAD MECHANISM, ANDLOW WATER CUT-OFF, 50PSI MAX,120/240VAC
    £1,051.86 Price with VAT: £1,262.24 Buy Surplus As Low As £631.12 Price with VAT: £757.34
    £631.12 Price with VAT: £757.34
    Repair Yours £418.07 Price with VAT: £501.69
    XYLEM 51-2-M-HD

    XYLEM

    MCDONNELL & MILLER

    51-2-M-HD

    51-2M-HD HEAD MECHANISM , 135300
    £1,723.64 Price with VAT: £2,068.37 Buy Surplus As Low As £1,034.18 Price with VAT: £1,241.02
    £1,034.18 Price with VAT: £1,241.02
    XYLEM 53-2-HD

    XYLEM

    MCDONNELL & MILLER

    53-2-HD

    53-2 HEAD MECH. #137300
    £1,444.68 Price with VAT: £1,733.61 Buy Surplus As Low As £866.95 Price with VAT: £1,040.35
    £866.95 Price with VAT: £1,040.35
    Repair Yours £720.11 Price with VAT: £864.14
    XYLEM 551-S-HD

    XYLEM

    MCDONNELL & MILLER

    551-S-HD

    551S-HD HEAD MECHANISM , 136600
    £2,094.76 Price with VAT: £2,513.71 Buy Surplus As Low As £1,256.85 Price with VAT: £1,508.23
    £1,256.85 Price with VAT: £1,508.23
    XYLEM 94-7BM-HD

    XYLEM

    MCDONNELL & MILLER

    94-7BM-HD

    94-7BM-HD HEAD MECHANISM , 166500
    £2,500.00 Price with VAT: £3,000.00 Buy Surplus As Low As £1,500.30 Price with VAT: £1,800.36
    £1,500.30 Price with VAT: £1,800.36
    Repair Yours £1,245.92 Price with VAT: £1,495.11
    XYLEM 94-M-HD

    XYLEM

    MCDONNELL & MILLER

    94-M-HD

    HEAD MECHANISM, 250PSI, SPDT SWITCH, FOR STEAM BOILERS
    £2,295.35 Price with VAT: £2,754.42 Buy Surplus As Low As £1,377.65 Price with VAT: £1,653.18
    £1,377.65 Price with VAT: £1,653.18
    Repair Yours £1,200.82 Price with VAT: £1,440.98
    UNITED TECHNOLOGIES BW1AAN000210

    UNITED TECHNOLOGIES

    CARRIER

    BW1AAN000210

    WATER BOILER NATURAL GAS
    £1,690.15 Price with VAT: £2,028.18 Buy Surplus As Low As £1,014.54 Price with VAT: £1,217.44
    £1,014.54 Price with VAT: £1,217.44
    Repair Yours £864.73 Price with VAT: £1,037.68
    HEAT TIMER HWR

    HEAT TIMER

    HWR

    MICROPROCESSOR HEATING CONTROL UNIT 120VAC 6A
    Buy Surplus As Low As £2,135.87 Price with VAT: £2,563.04
    £2,135.87 Price with VAT: £2,563.04
    Repair Yours £1,779.89 Price with VAT: £2,135.87
    HEAT TIMER EPU

    HEAT TIMER

    EPU

    DISCONTINUED BY MANUFACTURER, ELECTRONIC HEATING CONTROL UNIT, 120 VAC, 6 AMP
    Buy Surplus As Low As £1,718.38 Price with VAT: £2,062.06
    £1,718.38 Price with VAT: £2,062.06
    Repair Yours £1,540.51 Price with VAT: £1,848.61
    HEAT TIMER MPC-P

    HEAT TIMER

    MPC-P

    DISCONTINUED BY MANUFACTURER, HEATING CONTROL UNIT, PLATINUM, OUTPUT / 6 AMP / 120 VAC
    Buy Surplus As Low As £1,866.21 Price with VAT: £2,239.45
    £1,866.21 Price with VAT: £2,239.45
    Repair Yours £1,626.78 Price with VAT: £1,952.14
    HEAT TIMER HWR-Q-G

    HEAT TIMER

    HWR-Q-G

    BOILER CONRTOL UNIT 115VAC 6HZ
    Buy Surplus As Low As £2,346.87 Price with VAT: £2,816.24
    £2,346.87 Price with VAT: £2,816.24
    Repair Yours £1,947.90 Price with VAT: £2,337.48
    HEAT TIMER ETV

    HEAT TIMER

    ETV

    BOILER CONTROL MODULE
    £943.34 Price with VAT: £1,132.01 Buy Surplus As Low As £566.60 Price with VAT: £679.92
    £566.60 Price with VAT: £679.92
    Repair Yours £471.67 Price with VAT: £566.00
    MAGNETROL B75-1B20-AAA

    MAGNETROL

    B75-1B20-AAA

    BOILER FLOAT 120AC AMPS 13 VOLTS 240AC AMPS 6.5
    Buy Surplus As Low As £436.07 Price with VAT: £523.29
    £436.07 Price with VAT: £523.29
    Repair Yours £363.39 Price with VAT: £436.07
    XYLEM 53-2-M-HD

    XYLEM

    MCDONNELL & MILLER

    53-2-M-HD

    (53-2M-HD) HEAD MECHANISM
    £1,444.68 Price with VAT: £1,733.61 Buy Surplus As Low As £866.95 Price with VAT: £1,040.35
    £866.95 Price with VAT: £1,040.35
    Repair Yours £720.11 Price with VAT: £864.14
    XYLEM 53-HD

    XYLEM

    MCDONNELL & MILLER

    53-HD

    DISCONTINUED BY MANUFACTURER, , #53 HEAD MECHANISM, #137000
    Buy Surplus As Low As £863.42 Price with VAT: £1,036.10
    £863.42 Price with VAT: £1,036.10
    Repair Yours £716.41 Price with VAT: £859.69
    XYLEM 64-A

    XYLEM

    MCDONNELL & MILLER

    64-A

    64A LOW WATER CUT-OFF (QTY 1-11) , 143700
    £1,140.35 Price with VAT: £1,368.42 Buy Surplus As Low As £684.21 Price with VAT: £821.05
    £684.21 Price with VAT: £821.05
    Repair Yours £557.70 Price with VAT: £669.24
    XYLEM 67-G

    XYLEM

    MCDONNELL & MILLER

    67-G

    67-G LOW WATER CUT-OFF (QTY 1-11) , 149600
    £641.67 Price with VAT: £770.00 Buy Surplus As Low As £385.00 Price with VAT: £462.00
    £385.00 Price with VAT: £462.00
    Repair Yours £307.77 Price with VAT: £369.33
    XYLEM 93-M-HD

    XYLEM

    MCDONNELL & MILLER

    93-M-HD

    93-M-HD HEAD MECHANISM , 162600
    £1,949.11 Price with VAT: £2,338.93 Buy Surplus As Low As £1,170.05 Price with VAT: £1,404.06
    £1,170.05 Price with VAT: £1,404.06
    Repair Yours £1,019.81 Price with VAT: £1,223.77
    XYLEM 94

    XYLEM

    MCDONNELL & MILLER

    94

    94 HI PRESSURE LEVEL CONTROL (QTY 1-11) , 165200
    £2,244.74 Price with VAT: £2,693.69 Buy Surplus As Low As £1,346.84 Price with VAT: £1,616.21
    £1,346.84 Price with VAT: £1,616.21
    Repair Yours £1,173.87 Price with VAT: £1,408.64
    XYLEM 94-HD

    XYLEM

    MCDONNELL & MILLER

    94-HD

    (165300), HEAD MECHANISM
    £2,164.78 Price with VAT: £2,597.74 Buy Surplus As Low As £1,299.16 Price with VAT: £1,558.99
    £1,299.16 Price with VAT: £1,558.99
    Repair Yours £1,132.27 Price with VAT: £1,358.72
    XYLEM 94-HDLS

    XYLEM

    MCDONNELL & MILLER

    94-HDLS

    94-HDLS HEAD MECHANISM LESS SWITCH , 165302
    £1,196.19 Price with VAT: £1,435.43 Buy Surplus As Low As £717.71 Price with VAT: £861.25
    £717.71 Price with VAT: £861.25
    Repair Yours £579.23 Price with VAT: £695.08
    XYLEM 150S-MD-HD

    XYLEM

    MCDONNELL & MILLER

    150S-MD-HD

    LOW WATER CUT-OFF AND PUMP CONTROLLER, SNAP ACTING SPDT SWITCH, MAXIMUM DIFFERENTIAL OPERATION HEAD, MECHANISM ONLY, 150 PSI MAX, (173103)
    £1,182.34 Price with VAT: £1,418.81 Buy Surplus As Low As £709.40 Price with VAT: £851.29
    £709.40 Price with VAT: £851.29
    Repair Yours £588.80 Price with VAT: £706.56
    XYLEM 159S-HD

    XYLEM

    MCDONNELL & MILLER

    159S-HD

    159S-HD HEAD MECHANISM , 178902
    £1,289.55 Price with VAT: £1,547.45 Buy Surplus As Low As £773.73 Price with VAT: £928.47
    £773.73 Price with VAT: £928.47
    Repair Yours £499.11 Price with VAT: £598.93
    XYLEM 193

    XYLEM

    MCDONNELL & MILLER

    193

    193 HI PRESSURE LEVEL CONTROL (QTY 1-11) , 163400
    £2,063.11 Price with VAT: £2,475.74 Buy Surplus As Low As £1,237.87 Price with VAT: £1,485.44
    £1,237.87 Price with VAT: £1,485.44
    XYLEM 25A-HD

    XYLEM

    MCDONNELL & MILLER

    25A-HD

    25A HD HEAD MECHANISM , 127100
    £1,172.54 Price with VAT: £1,407.05 Buy Surplus As Low As £781.99 Price with VAT: £938.39
    £781.99 Price with VAT: £938.39
    Repair Yours £681.67 Price with VAT: £818.00
    PROTECTION CONTROLS 6642-VLT-M5103

    PROTECTION CONTROLS

    PROTECTOFIER

    6642-VLT-M5103

    DISCONTINUED BY MANUFACTURER, MULTI-BURNER CONTROL, 3BURNER W/TIMOFIER
    Buy Surplus As Low As £856.24 Price with VAT: £1,027.49
    £856.24 Price with VAT: £1,027.49
    Repair Yours £724.04 Price with VAT: £868.85
    HONEYWELL MCBA14A1004

    HONEYWELL

    MCBA14A1004

    DISCONTINUED BY MANUFACTURER, ELECTRONIC BOILER CONTROLLER, 115 VAC MAINS, 60 HZ, 5 SEC FIRST SAFETY TIME, 10 SEC PREPURGE TIME, (MCBA14201D)
    Buy Surplus As Low As £1,213.39 Price with VAT: £1,456.07
    £1,213.39 Price with VAT: £1,456.07
    Repair Yours £762.55 Price with VAT: £915.06
    PROTECTION CONTROLS 6642-VL

    PROTECTION CONTROLS

    PROTECTOFIER

    6642-VL

    DISCONTINUED BY MANUFACTURER, PROTECTION CONTROLS, PROTECTOFIER, FORM 6642-VL, GROUP NO: M3102, COMBUSTION SAFEGUARD, TWO BURNER WITHOUT TIMOFIER, CONTROL MULTI-BURNER LOAD RELAY, FLAME RESP ...
    Buy Surplus As Low As £410.57 Price with VAT: £492.68
    £410.57 Price with VAT: £492.68
    Repair Yours £331.21 Price with VAT: £397.45
    XYLEM 157S-M-MD

    XYLEM

    MCDONNELL & MILLER

    157S-M-MD

    157S-M-MD HI PRESS LEVEL CNTRL (QTY 1-11) , 172813
    £1,344.56 Price with VAT: £1,613.47 Buy Surplus As Low As £806.88 Price with VAT: £968.26
    £806.88 Price with VAT: £968.26
    Repair Yours £670.43 Price with VAT: £804.51
    XYLEM 158S-M-HD

    XYLEM

    MCDONNELL & MILLER

    158S-M-HD

    HEAD MECH W/SNAP SWITCH#172821
    £1,180.66 Price with VAT: £1,416.79 Buy Surplus As Low As £708.99 Price with VAT: £850.79
    £708.99 Price with VAT: £850.79
    Repair Yours £588.85 Price with VAT: £706.62
    HONEYWELL MCBA14201D

    HONEYWELL

    MCBA14201D

    DISCONTINUED BY MANUFACTURER, ELECTRONIC BOILER CONTROLLER, 115 VAC MAINS, 60 HZ, 5 SEC FIRST SAFETY TIME, 10 SEC PREPURGE TIME, (MCBA14A1004)
    Buy Surplus As Low As £1,226.70 Price with VAT: £1,472.04
    £1,226.70 Price with VAT: £1,472.04
    Repair Yours £734.20 Price with VAT: £881.05
    WEIL MCLAIN SYSTEM-4

    WEIL MCLAIN

    SYSTEM-4

    BOILER CONRTOL UNIT 115VAC 6HZ
    £3,479.68 Price with VAT: £4,175.62 Buy Surplus As Low As £1,739.84 Price with VAT: £2,087.81
    £1,739.84 Price with VAT: £2,087.81
    Repair Yours £1,653.07 Price with VAT: £1,983.69
    XYLEM 93-7B-HD

    XYLEM

    MCDONNELL & MILLER

    93-7B-HD

    HEAD MECHANISM, COMBINATION LOW WATER CUT OFF AND PUMP CONTROLLER, 150 PSI, 1" NPT, 7B SWITCH, MAGNETIC REPULSION, (163200)
    £2,834.75 Price with VAT: £3,401.70 Buy Surplus As Low As £1,700.85 Price with VAT: £2,041.02
    £1,700.85 Price with VAT: £2,041.02
    Repair Yours £1,302.29 Price with VAT: £1,562.74
    WALCHEM WBL400-1N5U

    WALCHEM

    WBL400-1N5U

    DISCONTINUED BY MANUFACTURER, BOILER CONTROLLER, BLEED & FEED, VOLTAGE: 100-120 VAC, FREQUENCY: 50/60HZ, AMPERAGE: 8.0A, PREWIRED [NORMALLY OPEN] 4-20 MA OUTPUT CIRCUIT, STANDARD ELECTRODE ( ...
    Buy Surplus As Low As £638.21 Price with VAT: £765.85
    £638.21 Price with VAT: £765.85
    Repair Yours £556.89 Price with VAT: £668.27
    SIERRA MONITOR FPC-N34-0816

    SIERRA MONITOR

    FPC-N34-0816

    DISCONTINUED BY MANUFACTURER, RER BACNET PROTONODE, FIELDSERVER, SERIAL ETHERNET, UNIVERSAL GATEWAY, ETHERNET-10/100 ETHERNET PORT, INPUT / 2.5 W / 9-30 VDC / 12-24 VAC, SAME AS THERMAL SOLU ...
    Buy Surplus As Low As £607.13 Price with VAT: £728.55
    £607.13 Price with VAT: £728.55
    Repair Yours £606.36 Price with VAT: £727.63
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