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    HVAC / Boiler Control

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    Results 1-50 of 53.
    HONEYWELL S984F-1005

    HONEYWELL

    S984F-1005

    STEP CONTROLLER
    ✓ IN STOCK!
    £811.80 Price with VAT: £974.16 Buy Surplus As Low As £394.54 Price with VAT: £473.45
    £394.54 Price with VAT: £473.45
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    HONEYWELL RA890G1229

    HONEYWELL

    RA890G1229

    20 VAC PROTECTORELAY W/ 0.8 SECOND FFTR (15 SAFETY SWITCH TIMING)
    ✓ IN STOCK!
    £4,845.17 Price with VAT: £5,814.20 Buy Surplus As Low As £2,850.65 Price with VAT: £3,420.78
    £2,850.65 Price with VAT: £3,420.78
    Repair Yours Contact Us
    HONEYWELL 0620820U

    HONEYWELL

    RESIDEO

    0620820U

    GAS BURNER SAFETY CONTROL BOX, 5AMP, 220/240 VAC, 50 HZ, 10VA, IP40, MMI-810.1-MOD-40-34
    ✓ IN STOCK!
    £490.00 Price with VAT: £588.00 Buy Surplus As Low As £182.66 Price with VAT: £219.19
    £182.66 Price with VAT: £219.19
    Repair Yours Contact Us
    HONEYWELL ERM5220R1018

    HONEYWELL

    RESIDEO

    ERM5220R1018

    EQUIPMENT REMOTE MODULE, REDLINK, WIRELESS, FOR COMMUNICATION BETWEEN UNIT/COMPRESSOR/BOILER AND THERMOSTAT
    ✓ IN STOCK!
    £166.52 Price with VAT: £199.82 Buy Surplus As Low As £101.97 Price with VAT: £122.36
    £101.97 Price with VAT: £122.36
    Repair Yours Contact Us
    HONEYWELL L60471005

    HONEYWELL

    L60471005

    DISCONTINUED BY MANUFACTURER, SUMMER AND WINTER BOILER CONTROL
    ✓ IN STOCK!
    £124.65 Price with VAT: £149.58 Buy Surplus As Low As £40.89 Price with VAT: £49.07
    £40.89 Price with VAT: £49.07
    HONEYWELL 0620920/U

    HONEYWELL

    RESIDEO

    0620920/U

    CONTROL BOX MMI 810.1 MOD35
    ✓ IN STOCK!
    £431.00 Price with VAT: £517.20 Buy Surplus As Low As £259.00 Price with VAT: £310.80
    £259.00 Price with VAT: £310.80
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    HONEYWELL 0622520U

    HONEYWELL

    RESIDEO

    0622520U

    MMI 810.1 MOD.43
    ✓ IN STOCK!
    £451.00 Price with VAT: £541.20 Buy Surplus As Low As £271.00 Price with VAT: £325.20
    £271.00 Price with VAT: £325.20
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    HONEYWELL S984-D1049

    HONEYWELL

    S984-D1049

    HONEYWELL S984D1049 - STEP CONTROLLER
    Buy Surplus As Low As £2,469.83 Price with VAT: £2,963.79
    £2,469.83 Price with VAT: £2,963.79
    Repair Yours Contact Us
    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 Contact Us
    HONEYWELL ABC900A1000

    HONEYWELL

    ABC900A1000

    ADVANCED BOILER CONTROL BASE SYSTEM
    £7,955.56 Price with VAT: £9,546.68 Buy Surplus As Low As £4,773.49 Price with VAT: £5,728.19
    £4,773.49 Price with VAT: £5,728.19
    Repair Yours Contact Us
    HONEYWELL ABC900B1009

    HONEYWELL

    ABC900B1009

    ADVANCE BOILER CONTROL BASE CONFIGURATION WITH OPTIONS
    £13,637.68 Price with VAT: £16,365.21 Buy Surplus As Low As £8,182.91 Price with VAT: £9,819.49
    £8,182.91 Price with VAT: £9,819.49
    Repair Yours Contact Us
    HONEYWELL AQ25A4B2

    HONEYWELL

    AQ25A4B2

    BOILER CONTROL PANEL
    Buy Surplus As Low As £444.12 Price with VAT: £532.94
    £444.12 Price with VAT: £532.94
    Repair Yours Contact Us
    HONEYWELL R7910A-1001

    HONEYWELL

    R7910A-1001

    DISCONTINUED BY MANUFACTURER, CONTROLLER, BOILER CONTROL, PROGRAMMABLE, UV/FLAME ROD FLAME SENSING, 24 VAC OPERATING VOLTAGE, 50/60 HZ, 24 VAC LOAD, IP 40 ENCLOSURE
    Buy Surplus As Low As £924.92 Price with VAT: £1,109.90
    £924.92 Price with VAT: £1,109.90
    Repair Yours Contact Us
    HONEYWELL S9301A1001

    HONEYWELL

    S9301A1001

    DISCONTINUED BY MANUFACTURER, BOILER CONTROL, INTEGRATED, 24VAC, .5/.7/.8AMP
    Buy Surplus As Low As £429.01 Price with VAT: £514.81
    £429.01 Price with VAT: £514.81
    Repair Yours Contact Us
    HONEYWELL BCU 480Q3P1C0D1000K1E1/LM400QF3O0E1

    HONEYWELL

    KROMSCHRODER

    BCU 480Q3P1C0D1000K1E1/LM400QF3O0E1

    BURNER CONTROL UNIT, 115VAC -15/+10%, 50/60HZ, KS88683428
    £2,850.50 Price with VAT: £3,420.60 Buy Surplus As Low As £1,710.75 Price with VAT: £2,052.90
    £1,710.75 Price with VAT: £2,052.90
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    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 Contact Us
    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 Contact Us
    HONEYWELL AQ2514B4

    HONEYWELL

    AQ2514B4

    BOILER CONTROL RESET LCD W/END SWITCHES
    Buy Surplus As Low As £398.80 Price with VAT: £478.56
    £398.80 Price with VAT: £478.56
    Repair Yours Contact Us
    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 Contact Us
    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 £1,286.80 Price with VAT: £1,544.16
    £1,286.80 Price with VAT: £1,544.16
    Repair Yours Contact Us
    HONEYWELL 04905-X50-33-333-20-000-000-000

    HONEYWELL

    04905-X50-33-333-20-000-000-000

    DISCONTINUED BY MANUFACTURER, 4905 CONDUCTIVITY CELL, CELL CONSTANT: 50, ELECTRODE MATERIAL: NICKEL, AUTOMATIC TEMP COMPENSATION: FOR APT2000/4000CC AND UDA2182, LEADWIRE LENGTH: 20 FT
    Buy Surplus As Low As £528.27 Price with VAT: £633.92
    £528.27 Price with VAT: £633.92
    Repair Yours Contact Us
    HONEYWELL R7910A1100

    HONEYWELL

    R7910A1100

    ICP - CLEAVER BROOKS SOLAR BOILER CONTRO
    £768.14 Price with VAT: £921.77 Buy Surplus As Low As £461.49 Price with VAT: £553.79
    £461.49 Price with VAT: £553.79
    Repair Yours Contact Us
    HONEYWELL S8600H

    HONEYWELL

    S8600H

    DISCONTINUED BY MANUFACTURER, IGNITION MODULE, 100 PERCENT SHUTOFF IP, 24 V AC, 60 HZ, 1 A MAX, 90 SECOND L.O.
    Buy Surplus As Low As £111.54 Price with VAT: £133.85
    £111.54 Price with VAT: £133.85
    HONEYWELL RMA300-SM-F3-MB-TC-TG-F1C3

    HONEYWELL

    RMA300-SM-F3-MB-TC-TG-F1C3

    PERCENT METER ANALOG EXPLOSION PROOF
    £319.10 Price with VAT: £382.92 Buy Surplus As Low As £191.46 Price with VAT: £229.75
    £191.46 Price with VAT: £229.75
    Repair Yours Contact Us
    HONEYWELL RMA300-SM-MB-F103

    HONEYWELL

    RMA300-SM-MB-F103

    PERCENT METER ANALOG EXPLOSION PROOF
    £349.91 Price with VAT: £419.89 Buy Surplus As Low As £210.54 Price with VAT: £252.65
    £210.54 Price with VAT: £252.65
    Repair Yours Contact Us
    HONEYWELL ZM7850A1001

    HONEYWELL

    ZM7850A1001

    BOILR SYSTEM MGR.SOFTWRE-7800
    £305.90 Price with VAT: £367.08 Buy Surplus As Low As £183.54 Price with VAT: £220.25
    £183.54 Price with VAT: £220.25
    Repair Yours Contact Us
    HONEYWELL AQ25242B

    HONEYWELL

    AQ25242B

    UNIV.INJCTN/MIX BOILRRESETCONT
    £595.18 Price with VAT: £714.21 Buy Surplus As Low As £357.26 Price with VAT: £428.71
    £357.26 Price with VAT: £428.71
    Repair Yours Contact Us
    HONEYWELL AQ25A44B

    HONEYWELL

    AQ25A44B

    AQUATROL HYDRONIC ZONE CONTROL PANEL WITH DHW
    £429.01 Price with VAT: £514.81 Buy Surplus As Low As £183.54 Price with VAT: £220.25
    £183.54 Price with VAT: £220.25
    Repair Yours Contact Us
    HONEYWELL AQ25244B

    HONEYWELL

    AQ25244B

    AQUATROL HYDRONIC ZONE CONTROL PANEL CONTROLS BOILER
    £553.63 Price with VAT: £664.36 Buy Surplus As Low As £332.33 Price with VAT: £398.80
    £332.33 Price with VAT: £398.80
    Repair Yours Contact Us
    HONEYWELL AQ15540B

    HONEYWELL

    AQ15540B

    ZONING MODULE 4 ZONES PUMP/CIR
    £133.69 Price with VAT: £160.43 Buy Surplus As Low As £87.61 Price with VAT: £105.14
    £87.61 Price with VAT: £105.14
    Repair Yours Contact Us
    HONEYWELL AQ25110B

    HONEYWELL

    AQ25110B

    AQUATROLBOILERRESET CONT PANEL
    £407.11 Price with VAT: £488.53 Buy Surplus As Low As £244.72 Price with VAT: £293.66
    £244.72 Price with VAT: £293.66
    Repair Yours Contact Us
    HONEYWELL 118702E

    HONEYWELL

    118702E

    DISCONTINUED BY MANUFACTURER, REMOTE RESET COVER, FOR USE WITH RA890F,G AND R4795 SERIES
    Buy Surplus As Low As £252.60 Price with VAT: £303.12
    £252.60 Price with VAT: £303.12
    Repair Yours Contact Us
    HONEYWELL RMA300-DM-SB-TG-2J

    HONEYWELL

    RMA300-DM-SB-TG-2J

    DIGITAL REMOTE METER ASSEMBLY EXPLOSION PROOF
    £352.72 Price with VAT: £423.27 Buy Surplus As Low As £211.48 Price with VAT: £253.78
    £211.48 Price with VAT: £253.78
    Repair Yours Contact Us
    HONEYWELL 1187028

    HONEYWELL

    1187028

    REMOTE RESET COVER FOR RA890 120V 50-60HZ
    £132.18 Price with VAT: £158.61 Buy Surplus As Low As £79.31 Price with VAT: £95.17
    £79.31 Price with VAT: £95.17
    Repair Yours Contact Us
    HONEYWELL AQ2558P2X

    HONEYWELL

    AQ2558P2X

    BOILER CONTROL PANEL
    Buy Surplus As Low As £299.10 Price with VAT: £358.92
    £299.10 Price with VAT: £358.92
    Repair Yours Contact Us
    HONEYWELL S8600H-1022

    HONEYWELL

    S8600H-1022

    IGNITION MODULE FOR FURNACE- 100PERCENT SHUTOFF IP
    Buy Surplus As Low As £126.89 Price with VAT: £152.27
    £126.89 Price with VAT: £152.27
    Repair Yours Contact Us
    HONEYWELL 34X7501

    HONEYWELL

    NOVAR CONTROLS CORP

    34X7501

    DISCONTINUED BY MANUFACTURER, PC BOARD, CONTROL BOARD, STAND-OFF MOUNT
    Buy Surplus As Low As £224.50 Price with VAT: £269.40
    £224.50 Price with VAT: £269.40
    Repair Yours Contact Us
    HONEYWELL L4189B-2012

    HONEYWELL

    L4189B-2012

    DISCONTINUED BY MANUFACTURER, WATER TEMPERATURE CONTROL, AQUASTAT, 100-230 FAHRENHEIT, SPST SWITCHING, REMOTE BULB, SCREWDRIVER SLOT, REMOTE MOUNT
    Buy Surplus As Low As £45.03 Price with VAT: £54.04
    £45.03 Price with VAT: £54.04
    HONEYWELL 1051661

    HONEYWELL

    MAXON

    1051661

    12" STRAIGHT BURNER CAST ALUMINUM
    £549.10 Price with VAT: £658.92 Buy Surplus As Low As £330.07 Price with VAT: £396.08
    £330.07 Price with VAT: £396.08
    HONEYWELL AQ2511B0

    HONEYWELL

    AQ2511B0

    BOILER CONTROL EXPANDABLE RESET PANEL LCD
    Buy Surplus As Low As £280.97 Price with VAT: £337.17
    £280.97 Price with VAT: £337.17
    Repair Yours Contact Us
    HONEYWELL AQ15200B

    HONEYWELL

    AQ15200B

    DISCONTINUED BY MANUFACTURER, AQUATROL INJECT/MIX BOILER RESET CONTROL MODULE, 24VAC, 7 DAY SETBACK, UP TO TWO SETBACK PERIODS A DAY, FOR USE WITH AQ2000 PANELS
    Buy Surplus As Low As £244.72 Price with VAT: £293.66
    £244.72 Price with VAT: £293.66
    Repair Yours Contact Us
    HONEYWELL AQ25144B

    HONEYWELL

    AQ25144B

    BOILERRESETCTRLW/PRIORVLVW/SWS
    £423.72 Price with VAT: £508.47 Buy Surplus As Low As £254.54 Price with VAT: £305.44
    £254.54 Price with VAT: £305.44
    Repair Yours Contact Us
    HONEYWELL AQ25142B

    HONEYWELL

    AQ25142B

    RESET CONTROL PANEL FOR USE WITH CIRCULATORS OR ZONE
    £614.81 Price with VAT: £737.78 Buy Surplus As Low As £369.34 Price with VAT: £443.21
    £369.34 Price with VAT: £443.21
    Repair Yours Contact Us
    HONEYWELL AQ2524M4

    HONEYWELL

    AQ2524M4

    BOILER CONTROLLER
    Buy Surplus As Low As £29.46 Price with VAT: £35.35
    £29.46 Price with VAT: £35.35
    HONEYWELL W8735Y1000

    HONEYWELL

    RESIDEO

    W8735Y1000

    THE W8735S OUTDOOR RESET AND DOMESTIC HOT WATER CONTROLS, ENABLE BOILER TEMPERATURE RESET, BASED ON OUTDOOR TEMPERATURE AND DOMESTIC HOT WATER OVERRIDE. KITS INCLUDE, OTC AND DHW MODULES, OU ...
    £344.74 Price with VAT: £413.69 Buy Surplus As Low As £206.85 Price with VAT: £248.22
    £206.85 Price with VAT: £248.22
    Repair Yours Contact Us
    HONEYWELL 070209-0001

    HONEYWELL

    070209-0001

    BOILER IGNITION ELECTRODE
    Buy Surplus As Low As £54.38 Price with VAT: £65.26
    £54.38 Price with VAT: £65.26
    Repair Yours Contact Us
    HONEYWELL AQ2524M2

    HONEYWELL

    AQ2524M2

    UNIV INJCTN/MIX BLR RESET CNTR
    £466.02 Price with VAT: £559.22 Buy Surplus As Low As £280.22 Price with VAT: £336.26
    £280.22 Price with VAT: £336.26
    Repair Yours Contact Us
    HONEYWELL 817-00234

    HONEYWELL

    817-00234

    DISCONTINUED BY MANUFACTURER, HONEYWELL , 817-00234, 81700234, PRESSURE CONTROL SWITCH, 0-300PSI
    Buy Surplus As Low As £61.29 Price with VAT: £73.54
    £61.29 Price with VAT: £73.54
    HONEYWELL S9301A1027

    HONEYWELL

    S9301A1027

    DISCONTINUED BY MANUFACTURER, INTEGRATED BOILER CONTROL, .2AMP, 24V, 60HZ
    Buy Surplus As Low As £228.88 Price with VAT: £274.66
    £228.88 Price with VAT: £274.66
    Repair Yours Contact Us
    HONEYWELL CD.052.002.325

    HONEYWELL

    CD.052.002.325

    DISCONTINUED BY MANUFACTURER, PRINTED CIRCUIT BOARD, FOR BOILER CONTROL, (FPL 8101)
    Buy Surplus As Low As £237.68 Price with VAT: £285.22
    £237.68 Price with VAT: £285.22
    Repair Yours Contact Us
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