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120v (3)
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$5 to $10 (2)
$10 to $15 (2)
$15 to $20 (2)
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$80 to $90 (4)

Contactors, Transformers & High Limit Controls (Commercial)

45 items
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Product Image of 3 Pole Contactor, 50 Amp 120V, 100110093
3 Pole Contactor, 50 Amp 120V, 100110093
SKU: 100110093
AO Smith
SKU: 100110093
Brand: AO Smith
$124.07 each
In Stock
Get 9 by Tue, Oct 6
In Stock
Get 9 by Tue, Oct 6
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Product Image of Transformer Replacement, 100113157
Transformer Replacement, 100113157
SKU: 100113157
AO Smith
SKU: 100113157
Brand: AO Smith
$104.10 each
In Stock
Get 2 by Wed, Oct 7
In Stock
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Product Image of Single Pole, Single Throw Surface Mounted High Limit Control, 100110201
Single Pole, Single Throw Surface Mounted High Limit Control, 100110201
SKU: 100110201
AO Smith
SKU: 100110201
Brand: AO Smith
$32.93 each
In Stock
Get 3 by Tue, Oct 6
In Stock
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Product Image of TM-RE43 Remote Controller Kit, 100276687
TM-RE43 Remote Controller Kit, 100276687
SKU: 100276687
AO Smith
SKU: 100276687
Brand: AO Smith
(1)
$201.03 each
In Stock
Get 4 by Tue, Oct 6
In Stock
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Product Image of 4 Pole Contactor, 50 Amp 120V, 100110094
4 Pole Contactor, 50 Amp 120V, 100110094
SKU: 100110094
AO Smith
SKU: 100110094
Brand: AO Smith
$294.78 each
In Stock
Get 1 by Tue, Oct 6
In Stock
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Product Image of 3 Pole Contactor, 30 Amp 120V, 100110217
3 Pole Contactor, 30 Amp 120V, 100110217
SKU: 100110217
AO Smith
SKU: 100110217
Brand: AO Smith
$131.86 each
Backorder
Get it by Mon, Nov 2 - Tue, Dec 1
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Product Image of Transformer, 208/240/277/480V (Primary), 100111548
Transformer, 208/240/277/480V (Primary), 100111548
SKU: 100111548
AO Smith
SKU: 100111548
Brand: AO Smith
$247.63 each
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Product Image of DSE Control Board, 100111649
DSE Control Board, 100111649
SKU: 100111649
AO Smith
SKU: 100111649
Brand: AO Smith
$444.74 each
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Product Image of One Element, On-Off, Anode LWCO Control Board, 100111586
One Element, On-Off, Anode LWCO Control Board, 100111586
SKU: 100111586
AO Smith
SKU: 100111586
Brand: AO Smith
$447.20 each
In Stock
Get 1 by Tue, Oct 6
In Stock
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Product Image of Single Pole, Single Throw Remote Bulb High Limit Control, 100110176
Single Pole, Single Throw Remote Bulb High Limit Control, 100110176
SKU: 100110176
AO Smith
SKU: 100110176
Brand: AO Smith
$224.63 each
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Product Image of Kit, Ignition Intermittent Pilot, 100112433
Kit, Ignition Intermittent Pilot, 100112433
SKU: 100112433
AO Smith
SKU: 100112433
Brand: AO Smith
$270.31 each
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Product Image of Single Pole, Double Throw Immersion High Limit Control, 100110072
Single Pole, Double Throw Immersion High Limit Control, 100110072
SKU: 100110072
AO Smith
SKU: 100110072
Brand: AO Smith
$270.94 each
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Product Image of Kit, Plate, Fixing, Heater, 16, 100074310
Kit, Plate, Fixing, Heater, 16, 100074310
SKU: 100074310
AO Smith
SKU: 100074310
Brand: AO Smith
$13.16 each
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Product Image of Kit, Inlet, Water, 100076523
Kit, Inlet, Water, 100076523
SKU: 100076523
AO Smith
SKU: 100076523
Brand: AO Smith
$16.24 each
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Product Image of Transformer, 24 VAC (Primary), 100110717
Transformer, 24 VAC (Primary), 100110717
SKU: 100110717
AO Smith
SKU: 100110717
Brand: AO Smith
$85.21 each
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Product Image of Relay, 20 Amp, Kuhp, 11a51-120, 100088660
Relay, 20 Amp, Kuhp, 11a51-120, 100088660
SKU: 100088660
AO Smith
SKU: 100088660
Brand: AO Smith
$188.56 each
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Product Image of Kit, Blocked Flue Switch, 100112285
Kit, Blocked Flue Switch, 100112285
SKU: 100112285
AO Smith
SKU: 100112285
Brand: AO Smith
$28.55 each
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Product Image of Kit, Manifold, Lp, 100076375
Kit, Manifold, Lp, 100076375
SKU: 100076375
AO Smith
SKU: 100076375
Brand: AO Smith
$98.92 each
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Product Image of 20 VA Transformer, 120/24 VAC , 100109904
20 VA Transformer, 120/24 VAC , 100109904
SKU: 100109904
AO Smith
SKU: 100109904
Brand: AO Smith
$65.99 each
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Product Image of EKH09 Transformer, 100074366
EKH09 Transformer, 100074366
SKU: 100074366
AO Smith
SKU: 100074366
Brand: AO Smith
$85.45 each
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Product Image of Kit, Gasket, Burner, 100076250
Kit, Gasket, Burner, 100076250
SKU: 100076250
AO Smith
SKU: 100076250
Brand: AO Smith
$5.82 each
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Product Image of Kit, Wire, Flame Rod, 100074476
Kit, Wire, Flame Rod, 100074476
SKU: 100074476
AO Smith
SKU: 100074476
Brand: AO Smith
$5.39 each
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Product Image of Kit, Plate, Fixing, Pcb, 100074322
Kit, Plate, Fixing, Pcb, 100074322
SKU: 100074322
AO Smith
SKU: 100074322
Brand: AO Smith
$13.16 each
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Product Image of Kit, Manifold Door Assembly, 100093871
Kit, Manifold Door Assembly, 100093871
SKU: 100093871
AO Smith
SKU: 100093871
Brand: AO Smith
$165.07 each
Backorder
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Product Image of Kit, 24v, Transformer, 100283851
Kit, 24v, Transformer, 100283851
SKU: 100283851
AO Smith
SKU: 100283851
Brand: AO Smith
$81.40 each
Backorder
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Product Image of Transformer, 24v, 100089984
Transformer, 24v, 100089984
SKU: 100089984
AO Smith
SKU: 100089984
Brand: AO Smith
$61.91 each
Backorder
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Product Image of Universal Transformer, 100VA, 100111549
Universal Transformer, 100VA, 100111549
SKU: 100111549
AO Smith
SKU: 100111549
Brand: AO Smith
$877.40 each
Backorder
Get it by Mon, Nov 2 - Tue, Dec 1
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Product Image of Kit, Vent, Pvc, Conversion, 2", 100097966
Kit, Vent, Pvc, Conversion, 2", 100097966
SKU: 100097966
AO Smith
SKU: 100097966
Brand: AO Smith
$41.46 each
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Product Image of Kit, Burner Assembly, 670, 100111805
Kit, Burner Assembly, 670, 100111805
SKU: 100111805
AO Smith
SKU: 100111805
Brand: AO Smith
$741.19 each
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Product Image of Kit, Manifold, Nat, 100076373
Kit, Manifold, Nat, 100076373
SKU: 100076373
AO Smith
SKU: 100076373
Brand: AO Smith
$71.09 each
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Product Image of Kit, Low Water Cutoff, 1000-2500, 100111926
Kit, Low Water Cutoff, 1000-2500, 100111926
SKU: 100111926
AO Smith
SKU: 100111926
Brand: AO Smith
$739.35 each
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Product Image of Kit, Final Burner Assembly, Nat, 18", #33 Orifice, 100075584
Kit, Final Burner Assembly, Nat, 18", #33 Orifice, 100075584
SKU: 100075584
AO Smith
SKU: 100075584
Brand: AO Smith
$120.62 each
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Product Image of Kit, Transformer, 100276392
Kit, Transformer, 100276392
SKU: 100276392
AO Smith
SKU: 100276392
Brand: AO Smith
$67.32 each
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Product Image of Kit, Gas Valve, Assembly, Natural, 100112836
Kit, Gas Valve, Assembly, Natural, 100112836
SKU: 100112836
AO Smith
SKU: 100112836
Brand: AO Smith
$158.83 each
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Product Image of Kit, Inlet, Gas, 100074491
Kit, Inlet, Gas, 100074491
SKU: 100074491
AO Smith
SKU: 100074491
Brand: AO Smith
$22.60 each
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Product Image of Control Board Kit w/Cable, 100109971
Control Board Kit w/Cable, 100109971
SKU: 100109971
AO Smith
SKU: 100109971
Brand: AO Smith
$285.49 each
Backorder
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Product Image of High Limit 85 (ECO), 100111782
High Limit 85 (ECO), 100111782
SKU: 100111782
AO Smith
SKU: 100111782
Brand: AO Smith
$31.40 each
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Product Image of Kit, Switch, Pressure, 100076040
Kit, Switch, Pressure, 100076040
SKU: 100076040
AO Smith
SKU: 100076040
Brand: AO Smith
$83.26 each
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Product Image of Kit, Dip Tube, W/gasket, 100111974
Kit, Dip Tube, W/gasket, 100111974
SKU: 100111974
AO Smith
SKU: 100111974
Brand: AO Smith
$16.79 each
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Product Image of Kit, Vent System Assembly, Direct Vent, 100113188
Kit, Vent System Assembly, Direct Vent, 100113188
SKU: 100113188
AO Smith
SKU: 100113188
Brand: AO Smith
$300.73 each
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Product Image of Kit, Gas Valve, Dual Rated, Hw, 100211939
Kit, Gas Valve, Dual Rated, Hw, 100211939
SKU: 100211939
AO Smith
SKU: 100211939
Brand: AO Smith
$566.56 each
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Product Image of Kit, Air Inlet Assembly Dcs 4", 100112818
Kit, Air Inlet Assembly Dcs 4", 100112818
SKU: 100112818
AO Smith
SKU: 100112818
Brand: AO Smith
$111.33 each
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Product Image of Kit, Digital Thermostat, 100111898
Kit, Digital Thermostat, 100111898
SKU: 100111898
AO Smith
SKU: 100111898
Brand: AO Smith
$218.29 each
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Product Image of Kit, Gbgw500, Nat, 100109993
Kit, Gbgw500, Nat, 100109993
SKU: 100109993
AO Smith
SKU: 100109993
Brand: AO Smith
$1,473.53 each
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Product Image of Kit, Gas Valve, Natural, 100187848
Kit, Gas Valve, Natural, 100187848
SKU: 100187848
AO Smith
SKU: 100187848
Brand: AO Smith
$432.09 each
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