Weil McLain

Weil McLain delivers proven heating solutions with energy-efficient boilers and heat pump systems built for lasting performance. Their residential and commercial products offer superior heating efficiency across various BTU ranges. Trust Jackson Systems for competitive prices on reliable Weil McLain heating equipment that keeps properties comfortable year-round.

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Showing 97–144 of 466 resultsSorted by popularity

Circulator Without Flanges for Hydronic Heating Systems

Weil McLain

SKU: 511-405-133
$596.49
MSRP: $685.96
You save 15%
Weil McLain 511-405-133 Circulator Without Flanges quantity
Circulator Pump 1/25HP for Hydronic Heating Systems

Weil McLain

SKU: 511-405-113
$324.88
MSRP: $373.61
You save 15%
Weil McLain 511-405-113 Circulator Pump 1/25HP quantity
Ignitor Assembly for Weil McLain Boilers | SKU 511-330-444

Weil McLain

SKU: 511-330-444
$54.54
MSRP: $62.72
You save 15%
Weil McLain 511-330-444 Ignitor Assembly quantity
Commercial MODBUS Communications Board for EVG Series Boilers

Weil McLain

SKU: 511-330-282
$89.75
MSRP: $103.21
You save 15%
Weil McLain 511-330-282 Commercial MODBUS Communications Board – EVG quantity
Modulating Control Module CTRL MOD 1176-160

Weil McLain

SKU: 511-330-279
$466.65
MSRP: $536.65
You save 15%
Weil McLain 511-330-279 Modulating Control Module CTRL MOD 1176-160 quantity
LP Pilot Burner Kit with Orifice and Tubing

Weil McLain

SKU: 511-330-273
$57.94
MSRP: $66.63
You save 15%
Weil McLain 511-330-273 LP Pilot Burner Kit with Orifice and Tubing quantity
Ignition Electrode Gasket for Weil McLain Boilers

Weil McLain

SKU: 511-330-253
$13.84
MSRP: $15.92
You save 15%
Weil McLain 511-330-253 Ignition Electrode Gasket quantity
Ignition Electrode for Weil McLain Boiler Systems

Weil McLain

SKU: 511-330-250
$21.39
MSRP: $24.60
You save 15%
Weil McLain 511-330-250 Ignition Electrode for Boiler Systems quantity
Pilot Assembly – OEM Replacement Part

Weil McLain

SKU: 511-330-242
$123.71
MSRP: $142.27
You save 15%
Weil McLain 511-330-242 Pilot Assembly quantity
Pilot Burner Assembly for Natural Gas Applications

Weil McLain

SKU: 511-330-221
$134.81
MSRP: $155.03
You save 15%
Weil McLain 511-330-221 Pilot Burner Assembly, Natural Gas quantity
LP Gas Pilot Burner Assembly, SKU 511-330-219

Weil McLain

SKU: 511-330-219
$171.09
MSRP: $196.75
You save 15%
Weil McLain 511-330-219 LP Gas Pilot Burner Assembly quantity
Pilot Assembly Kit w/ Orifice, Aluminum Tubing & Wires

Weil McLain

SKU: 511-330-218
$119.11
MSRP: $136.98
You save 15%
Weil McLain 511-330-218 Pilot Assembly Kit w/ Orifice, Tubing & Wires quantity
Natural Gas Standing Pilot Assembly for Weil McLain Boilers

Weil McLain

SKU: 511-330-186
$92.03
MSRP: $105.83
You save 15%
Weil McLain 511-330-186 Natural Gas Standing Pilot Assembly quantity
Norton 201N Igniter with Lead Wires, Connector & Instructions

Weil McLain

SKU: 511-330-184
$118.16
MSRP: $135.88
You save 15%
Weil McLain 511-330-184 Norton 201N Igniter with Lead Wires & Connector quantity
Natural Gas Pilot Assembly with Spark Electrode

Weil McLain

SKU: 511-330-163
$273.69
MSRP: $314.74
You save 15%
Weil McLain 511-330-163 Natural Gas Pilot Assembly with Spark Electrode quantity
Igniter Replacement Kit w/ Norton 271Y Igniter, Gasket & Screws

Weil McLain

SKU: 511-330-148
$114.66
MSRP: $131.86
You save 15%
Weil McLain 511-330-148 Igniter Replacement Kit w/ Norton 271Y, Gasket & Screws quantity
Ignition Control Module for Weil McLain Boilers

Weil McLain

SKU: 511-330-099
$227.05
MSRP: $261.11
You save 15%
Weil McLain 511-330-099 Ignition Control quantity
Ignition Module for Weil McLain Boilers | SKU 511-330-097

Weil McLain

SKU: 511-330-097
$220.89
MSRP: $254.02
You save 15%
Weil McLain 511-330-097 Ignition Module quantity
Ignition Sensing Control Module with Damper Molex, 24V, Series-11

Weil McLain

SKU: 511-330-095
$306.08
MSRP: $351.99
You save 15%
Weil McLain 511-330-095 Ignition Sensing Control Module w/ Damper Molex 24V quantity
Control Module With 10 Second Pre-Purge

Weil McLain

SKU: 511-330-090
$355.18
MSRP: $408.46
You save 15%
Weil McLain 511-330-090 Control Module With 10 Second Pre-Purge quantity
Water Temperature Sensor & Clamp for Weil McLain Boilers

Weil McLain

SKU: 511-330-089
$64.76
MSRP: $74.47
You save 15%
Weil McLain 511-330-089 Water Temperature Sensor & Clamp quantity
Integrated Boiler Control Board Only

Weil McLain

SKU: 511-330-088
$250.95
MSRP: $288.59
You save 15%
Weil McLain 511-330-088 Integrated Boiler Control Board Only quantity
Pilot Proving Module U-T #1003-615, SKU 511-330-086

Weil McLain

SKU: 511-330-086
$531.99
MSRP: $611.79
You save 15%
Weil McLain 511-330-086 Pilot Proving Module U-T #1003-615 quantity
Flame Proving Module U-T# 1003-60

Weil McLain

SKU: 511-330-085
$487.39
MSRP: $560.50
You save 15%
Weil McLain 511-330-085 Flame Proving Module U-T# 1003-60 quantity
LP Pilot Assembly for Weil McLain Boilers

Weil McLain

SKU: 511-330-081
$156.70
MSRP: $180.21
You save 15%
Weil McLain 511-330-081 LP Pilot Assembly quantity
Pilot Burner Assembly for Natural Gas Applications

Weil McLain

SKU: 511-330-080
$144.16
MSRP: $165.78
You save 15%
Weil McLain 511-330-080 Pilot Burner Assembly - Natural Gas quantity
Ignition Module for Weil McLain Boilers

Weil McLain

SKU: 511-330-079
$371.89
MSRP: $427.67
You save 15%
Weil McLain 511-330-079 Ignition Module quantity
Boiler Drain Valve 3/4″ NPT Replacement Part

Weil McLain

SKU: 511-246-392
$28.40
MSRP: $32.66
You save 15%
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Manual Main Shut-off Gas Valve, 1-1/4″ NPT, 1/8″ NPT Pressure Tap

Weil McLain

SKU: 511-246-330
$161.58
MSRP: $185.82
You save 15%
Weil McLain 511-246-330 Manual Main Shut-off Gas Valve, 1-1/4" NPT quantity
Hand Valve for Hydronic Boiler Systems

Weil McLain

SKU: 511-246-325
$137.48
MSRP: $158.10
You save 15%
Weil McLain 511-246-325 Hand Valve for Hydronic Boiler Systems quantity
Drain Valve, 3/4″ NPT, 1-1/2″ Shank, Brass

Weil McLain

SKU: 511-210-423
$37.49
MSRP: $43.11
You save 15%
Weil McLain 511-210-423 Drain Valve, 3/4" NPT, 1-1/2" Shank, Brass quantity
LP Two-Stage Gas Valve, 1/2″, 3.5″ & 10.0″ W.C. Adjustable

Weil McLain

SKU: 511-044-510
$194.31
MSRP: $223.46
You save 15%
Weil McLain 511-044-510 LP Two-Stage Gas Valve, 1/2", 3.5" & 10.0" W.C. quantity
1/2″ Two-Stage Natural Gas Valve, Low & High Fire Adjustable

Weil McLain

SKU: 511-044-508
$191.15
MSRP: $219.82
You save 15%
Weil McLain 511-044-508 Natural Gas Valve, 1/2", Two Stage, Adjustable quantity
24V 3.5″ WC Natural Gas Valve, 3/4″ Inlet x 1″ Outlet

Weil McLain

SKU: 511-044-505
$649.74
MSRP: $747.20
You save 15%
Weil McLain 511-044-505 24V 3.5" WC Natural Gas Valve 3/4" x 1" quantity
Combination Gas Valve Step Opening 1.2″ WC 3/4″ x 3/4″ NPT 24 Volt

Weil McLain

SKU: 511-044-382
$278.91
MSRP: $320.75
You save 15%
Weil McLain 511-044-382 Combination Gas Valve Step Opening 3/4" NPT 24V CG-7,8 quantity
Combination Gas Valve, 1/2″ x 1/2″ NPT, 24V, CG-25 to CG-6

Weil McLain

SKU: 511-044-381
$227.10
MSRP: $261.17
You save 15%
Weil McLain 511-044-381 Combination Gas Valve 1/2" x 1/2" NPT 24V CG-25 to CG-6 quantity
Combination Gas Valve, 1/2″ x 1/2″ NPT, 24 Volt

Weil McLain

SKU: 511-044-360
$278.91
MSRP: $320.75
You save 15%
Weil McLain 511-044-360 Combination Gas Valve, 1/2" x 1/2" NPT, 24V quantity
LP Gas Valve, 3/4 In. x 3/4 In. Inlet/Outlet

Weil McLain

SKU: 511-044-355
$273.53
MSRP: $314.56
You save 15%
Weil McLain 511-044-355 LP Gas Valve 3/4 In. x 3/4 In. quantity
LP Gas Valve 1/2″ x 1/2″ CGI Series 25-6

Weil McLain

SKU: 511-044-354
$241.31
MSRP: $277.51
You save 15%
Weil McLain 511-044-354 LP Gas Valve 1/2" x 1/2" CGI 25-6 quantity
Combination Gas Valve, 3/4″ x 1″ NPT, Natural Gas, 24 Volt

Weil McLain

SKU: 511-044-286
$623.50
MSRP: $717.03
You save 15%
Weil McLain 511-044-286 Combination Gas Valve 3/4" x 1" NPT Natural Gas 24V quantity
Combination Gas Valve, Step Opening 1.2 Step, 3/4″ x 3/4″ NPT, 24V

Weil McLain

SKU: 511-044-256
$295.63
MSRP: $339.97
You save 15%
Weil McLain 511-044-256 Combination Gas Valve Step Opening 1.2 Step 3/4" x 3/4" NPT 24V quantity
Combination Gas Control Valve, 1-1/2″ NPT, 24 Volt

Weil McLain

SKU: 511-044-216
$894.13
MSRP: $1,028.25
You save 15%
Weil McLain 511-044-216 Combination Gas Control Valve, 1-1/2" NPT, 24V quantity
1-1/4″ 2-Stage Gas Valve, 24V, 3.0″ WC Minimum Inlet Pressure

Weil McLain

SKU: 511-044-215
$871.34
MSRP: $1,002.04
You save 15%
Weil McLain 511-044-215 1-1/4" 2-Stage Gas Valve 24V 3.0" WC Min quantity
1″ 24V Zone Valve for Hydronic Heating Systems

Weil McLain

SKU: 511-044-214
$703.89
MSRP: $809.47
You save 15%
Weil McLain 511-044-214 1" 24V Zone Valve for Hydronic Heating Systems quantity
Gas Valve, Without Regulator, 1-1/4″ NPT, 24 Volt

Weil McLain

SKU: 511-044-192
$842.26
MSRP: $968.60
You save 15%
Weil McLain 511-044-192 Gas Valve, Without Regulator, 1-1/4" NPT 24V quantity
Gas Valve, Without Regulator, 1″ NPT 24 Volt

Weil McLain

SKU: 511-044-191
$644.73
MSRP: $741.44
You save 15%
Weil McLain 511-044-191 Gas Valve, Without Regulator, 1" NPT 24 Volt quantity
LP to Natural Gas Conversion Kit for Weil McLain Boilers

Weil McLain

SKU: 510-811-948
$325.26
MSRP: $374.05
You save 15%
Weil McLain 510-811-948 LP to Natural Gas Conversion Kit quantity
Natural to LP Gas Conversion Kit for Weil McLain Boilers

Weil McLain

SKU: 510-811-946
$518.53
MSRP: $596.31
You save 15%
Weil McLain 510-811-946 Natural to LP Gas Conversion Kit quantity