Hydronic Pumps

Circulation pumps are vital for moving liquids in hydronic heating and cooling systems, as well as solar applications, with water circulation being their primary function. Designed for dry, frost-free, well-ventilated environments, these non-submersible pumps offer three sizes to suit various needs and feature three-speed versatility for enhanced efficiency. Discover how our circulation pumps can optimize your system’s performance.

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Showing 1153–1200 of 1420 resultsSorted by popularity

HV Flange, 1-1/2″ Connection Size, One Set

Bell & Gossett

SKU: 101007
$40.75
MSRP: $46.86
You save 15%
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HV Flange, 1-1/4″ Connection Size, One Set

Bell & Gossett

SKU: 101006
$40.75
MSRP: $46.86
You save 15%
Bell & Gossett 101006 HV Flange, 1-1/4" (One Set) quantity
HV Flange, 1″ (One Set)

Bell & Gossett

SKU: 101005
$40.75
MSRP: $46.86
You save 15%
Bell & Gossett 101005 HV Flange, 1" (One Set) quantity
Standard Flange 1-1/2″ (One Set) for Hydronic Systems

Bell & Gossett

SKU: 101004
$40.75
MSRP: $46.86
You save 15%
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Standard Flange, 1-1/4″ Connection Size, One Set

Bell & Gossett

SKU: 101003
$40.75
MSRP: $46.86
You save 15%
Bell & Gossett 101003 Standard Flange, 1-1/4" (One Set) quantity
Standard Flange, 3/4″ (One Set) – SKU 101001

Bell & Gossett

SKU: 101001
$40.75
MSRP: $46.86
You save 15%
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EPDM Cover O-Ring for 8″ Pump Side Connection Suction Guides

Armstrong Furnace

SKU: AS1270-375
$63.70
MSRP: $73.26
You save 15%
Armstrong Furnace AS1270-375 EPDM Cover O-Ring for 8" Pump Suction Guides quantity
Brass Cover Plate for Armstrong Furnaces

Armstrong Furnace

SKU: 816346-011
$470.81
MSRP: $541.43
You save 13%
Armstrong Furnace 816346-011 Brass Cover Plate quantity
Pump Body Replacement Part for Armstrong Furnaces

Armstrong Furnace

SKU: 816338-011
$1,328.40
MSRP: $1,527.66
You save 15%
Armstrong Furnace 816338-011 Pump Body Replacement Part quantity
Flange Set/Hardware Kit, 3″ Cast Iron

Armstrong Furnace

SKU: 805188-111K
$163.98
MSRP: $188.58
You save 13%
Armstrong Furnace 805188-111K Flange Set/Hardware Kit 3" CI quantity
Centrifugal Pump Suction Guide with Fine Mesh Start-Up Strainer

Armstrong Furnace

SKU: 516860-019
$1,165.05
MSRP: $1,339.81
You save 15%
Armstrong Furnace 516860-019 Centrifugal Pump Suction Guide with Start-Up Strainer quantity
1/6HP 120V Lead Free Bronze Maintenance-Free Circulator Pump

Armstrong Furnace

SKU: 182202-644
$1,291.95
MSRP: $1,485.74
You save 13%
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Cartridge circulator for hydronic heating systems

AERCO

SKU: 69101
$1,761.53
MSRP: $2,025.76
You save 15%
AERCO 69101 Cartridge Circulator quantity
1/3 HP, 56J Frame, Open Drip Proof, Ball Bearing Pump Motor

Century Motors

SKU: T1032
$287.30
MSRP: $330.40
You save 15%
Century T1032 1/3 HP 115/230V 3450 RPM 56J PSC Pump Motor, CCW quantity
3/4 HP, 56J Frame, PSC Pump Motor, CCW Rotation, ODP

Century Motors

SKU: ST1072
$250.46
MSRP: $390.26
You save 36%
Century ST1072 3/4 HP 115/230V 3450 RPM 56J PSC Pump Motor, CCW quantity
3/4 HP PSC pump motor, 48Y frame, 3450 RPM, ODP, CCW rotation

Century Motors

SKU: SQ1072
$303.96
MSRP: $437.18
You save 30%
Century SQ1072 3/4 HP PSC Pump Motor, 115/230V, 3450 RPM, 48Y, ODP, CCW quantity
1/2 HP PSC pump motor, 48Y frame, 3450 RPM, ODP, CCW rotation

Century Motors

SKU: SQ1052
$318.89
MSRP: $366.72
You save 15%
Century SQ1052 1/2 HP PSC Pump Motor, 115/230V, 3450 RPM, 48Y Frame, ODP quantity
1/3 HP PSC pump motor, 115/230V, 3450 RPM, 48Y frame, ODP, CCW rotation

Century Motors

SKU: SQ1032
$285.69
MSRP: $348.11
You save 18%
Century SQ1032 1/3 HP PSC Pump Motor, 115/230V, 3450 RPM, 48Y, ODP, CCW quantity
1/2 HP PSC pump motor, 48Y frame, 3450 RPM, ODP, CCW rotation

Century Motors

SKU: Q1052
$265.94
MSRP: $305.83
You save 13%
Century Q1052 1/2 HP PSC Pump Motor, 115/230V, 3450 RPM, 48Y, ODP, CCW quantity
Complete pump coupler for reliable power transfer in pump systems

Armstrong Fluid Technology

SKU: 827013-000
$508.28
MSRP: $584.52
You save 13%
Armstrong Fluid Technology 827013-000 Complete Pump Coupler quantity
OEM replacement bearing housing for Armstrong pump systems

Armstrong Fluid Technology

SKU: 426765-012
$2,451.33
MSRP: $2,819.03
You save 13%
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Astro 2 250SS Stainless Steel Circulator Pump, 3/4″ to 1-1/2″ Connection

Armstrong Fluid Technology

SKU: 110223-308
$546.81
MSRP: $628.83
You save 13%
Armstrong Fluid Technology 110223-308 Astro 2 250SS Stainless Steel Circulator Pump, 3/4" to 1-1/2" quantity
Coupling Flange 1-5/8 Inch for HVAC Systems

Armstrong Fluid Technology

SKU: 975000-842
$166.56
MSRP: $191.54
You save 13%
Armstrong Fluid Technology Coupling Flange 1-5/8 Inch quantity
Compass H SS Wet-Rotor Circulator Pump, 115V — Residential & Commercial

Armstrong Fluid Technology

SKU: 180203-687
$741.83
MSRP: $853.10
You save 15%
Armstrong Fluid Technology 180203-687 Compass H Stainless Steel Wet-Rotor Circulator Pump 115V quantity
ADAPT CI 8 S 143-184JM Cast Iron Centrifugal Pump, 8-Inch Ports

Armstrong Fluid Technology

SKU: 426749-211
$635.85
MSRP: $731.23
You save 15%
Armstrong Fluid Technology 426749-211 ADAPT CI 8 S 143-184JM Commercial Pump quantity
Inline Pump BF with 5.25″ Impeller for HVAC & industrial use

Armstrong Fluid Technology

SKU: 116439MF-132
$2,608.88
MSRP: $3,000.21
You save 15%
Armstrong Fluid Technology 116439MF-132 Inline Pump BF with 5.25" Impeller quantity
Mechanical Seal Kit for Armstrong S-Series Pumps, 1/2″ Shaft

Armstrong Fluid Technology

SKU: 816706-025K
$86.80
MSRP: $99.82
You save 15%
Armstrong Fluid Technology Mechanical Seal Kit – 1/2" Shaft | 816706-025K quantity
3/4–1-1/2″ Flanged 3-Speed 1PH Cast Iron Circulator Pump, 230V

Armstrong Fluid Technology

SKU: 110223-322
$770.85
MSRP: $886.48
You save 15%
Armstrong Fluid Technology 110223-322 Astro 2 280CI 3-Speed Cast Iron Circulator Pump | 230V 1PH | 3/4–1-1/2" Flanged quantity
S55 Series 1/2 HP Single-Phase Circulator Pump, 3″ Flanged

Armstrong Fluid Technology

SKU: 106284MF-132
$3,065.88
MSRP: $3,525.76
You save 13%
Armstrong Fluid Technology 106284MF-132 S55 Series 1/2 HP Single-Phase Circulator Pump quantity
H53-3BF Maintenance-Free Circulator Pump, 1/2 HP, 3-Phase

Armstrong Fluid Technology

SKU: 116443MF-136A
$2,494.13
MSRP: $2,868.25
You save 15%
Armstrong Fluid Technology 116443MF-136A H53-3BF Maintenance-Free Circulator Pump, 1/2 HP 3-Phase quantity
Cast Iron Three-Speed Circulator Pump, 115V — Up to 20 GPM

Armstrong Fluid Technology

SKU: 110223-305
$289.95
MSRP: $333.44
You save 13%
Armstrong Fluid Technology 110223-305 Cast Iron Three-Speed Circulator Pump, 115V quantity
Astro 230SS 3-Speed Stainless Steel Circulator Pump, Up to 64 GPM

Armstrong Fluid Technology

SKU: 110223-306
$560.25
MSRP: $644.29
You save 13%
Armstrong Fluid Technology 110223-306 Astro 230SS 3-Speed Stainless Steel Circulator Pump quantity
ASTRO 250CI 115V 3-Speed Cast Iron Circulator Pump, 64 GPM, 42 ft Head

Armstrong Fluid Technology

SKU: 110223-307
$332.88
MSRP: $382.81
You save 13%
Armstrong Fluid Technology 110223-307 ASTRO 250CI Three-Speed Cast Iron Circulator, 115V quantity
Cast Iron Circulator Pump for Hydronic Heating & Cooling Systems

Armstrong Fluid Technology

SKU: 174037MF-113
$3,102.98
MSRP: $3,568.43
You save 13%
Armstrong Fluid Technology 174037MF-113 Cast Iron Circulator Pump quantity
S-35 Series In-Line Circulator, 1/6 HP, 115V, Bronze-Fitted, Flanged

Armstrong Fluid Technology

SKU: 174033MF-013
$1,584.23
MSRP: $1,821.86
You save 15%
Armstrong Fluid Technology 174033MF-013 S-35 Series In-Line Circulator, 1/6 HP, 115V quantity
Astro 210CI 120V Cast Iron 3-Speed Circulator Pump, 64 GPM, 42 ft Head

Armstrong Fluid Technology

SKU: 110223-326
$516.55
MSRP: $594.03
You save 13%
Armstrong Fluid Technology 110223-326 Astro 210CI Cast Iron Circulator Pump, 120V quantity
E11.2B 120V Bronze Circulator Pump, 15 GPM, 45 Ft Head

Armstrong Fluid Technology

SKU: 182202-652
$1,410.08
MSRP: $1,621.59
You save 13%
Armstrong Fluid Technology 182202-652 E11.2B Bronze Circulation Pump, 120V, 15 GPM quantity
120V Single Phase Stainless Steel Circulator Pump – Astro 210SS

Armstrong Fluid Technology

SKU: 110223-327
$939.60
MSRP: $1,080.54
You save 15%
Armstrong Fluid Technology 110223-327 Astro 210SS 120V Single Phase Stainless Steel Circulator Pump quantity
Astro 280SS 115V Stainless Steel Variable-Speed Circulator Pump

Armstrong Fluid Technology

SKU: 110223-321
$1,011.83
MSRP: $1,163.60
You save 15%
Armstrong Fluid Technology 110223-321 Astro 280SS Stainless Steel Circulator Pump 115V quantity
H-64 Series Inline Circulator Pump, 1-1/2″ Flanged, 3/4 HP, 1725 RPM

Armstrong Fluid Technology

SKU: 116475-132
$3,690.25
MSRP: $4,243.79
You save 15%
Armstrong Fluid Technology 116475-132 H-64 Series Inline Circulator Pump 1-1/2" Flanged 3/4 HP quantity
H51-1AB 1/4HP 1-Phase Lead-Free Bronze Centrifugal Pump

Armstrong Fluid Technology

SKU: 116432MF-133
$4,066.88
MSRP: $4,676.91
You save 13%
Armstrong Fluid Technology 116432MF-133 H51-1AB 1/4HP Single Phase Lead-Free Bronze Centrifugal Pump quantity
H-41 Bronze In-Line Circulator Pump, 1/6 HP, 115 VAC, 22 GPM

Armstrong Fluid Technology

SKU: 174035MF-143
$2,810.70
MSRP: $3,232.31
You save 13%
Armstrong H-41 116475-132 Bronze In-Line Circulator Pump, 1/6 HP, 115 VAC quantity
H-65 Cast Iron In-Line Circulator Pump with 1-1/2″ NPT Flanges

Armstrong Fluid Technology

SKU: 116487-132
$4,349.05
MSRP: $5,001.41
You save 15%
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H-54-3 Cast Iron Centrifugal Pump, 1HP, 3-Phase Power

Armstrong Fluid Technology

SKU: 116455MF-136A
$2,641.95
MSRP: $3,038.24
You save 13%
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S69 Series In-Line Circulator Pump, 1HP, 115/230V, 3″ Flanged

Armstrong Fluid Technology

SKU: 116531-132
$5,255.58
MSRP: $6,043.92
You save 13%
Armstrong Fluid Technology 116531-132 S69 Series In-Line Circulator Pump, 1HP 115/230V quantity
Maintenance Free 3-Piece Bronze Circulator Pump for 3/4″ Piping

Armstrong Fluid Technology

SKU: 106285MF-133
$6,354.45
MSRP: $7,307.62
You save 13%
Armstrong Fluid Technology 106285MF-133 Maintenance Free 3-Piece Circulator Pump quantity
Genuine OEM replacement sleeve for Armstrong fluid systems

Armstrong Fluid Technology

SKU: 875000-802
$89.50
MSRP: $102.93
You save 15%
Armstrong Fluid Technology 875000-802 Sleeve quantity
S-45 LV Pump Less Volute — 1/4 HP, built for industrial use

Armstrong Fluid Technology

SKU: 110116MF-203
$2,000.70
MSRP: $2,300.81
You save 15%
Armstrong Fluid Technology 110116MF-203 S-45 LV Pump Less Volute | 1/4 HP quantity

Hydronic Pumps

Brand

Category

Voltage

Brand

Category

Voltage