Hydronic Controls & Sensors

Hydronic Controls & Sensors optimize heating/cooling, enhancing comfort and energy efficiency.
Hydronic Actuators Image

Hydronic Actuators

Hydronic Boiler Control Image

Hydronic Boiler Control

Hydronic Low Water Cutoff Image

Hydronic Low Water Cutoff

Hydronic Meters Image

Hydronic Meters

Hydronic Mixing Controls Image

Hydronic Mixing Controls

Hydronic Sensors Image

Hydronic Sensors

Hydronic Switching Relays Image

Hydronic Switching Relays

Hydronic Temperature & Pressure Gauges Image

Hydronic Temperature & Pressure Gauges

Hydronic Temperature Controls Image

Hydronic Temperature Controls

Hydronic Transformers Image

Hydronic Transformers

Hydronic Zone Valve Controllers Image

Hydronic Zone Valve Controllers

Water Feeders Image

Water Feeders

Hydronic Thermostats Image

Hydronic Thermostats

Brand

Length

Width

Type

Height

Color

Thread Size

Material

Connection Type

Showing 60 of 73 Results

HYDROLEVEL 1105M LOW WATER CUT OFF

HYDROLEVEL 1105M LOW WATER CUT OFF

PN: 368568
MPN: 368568

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Taco® SR506-4

Taco® SR506-4

PN: 309444
MPN: SR506-4

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This product is obsolete. View replacement products.

Hydrolevel Safgard™ 170SV

Hydrolevel Safgard™ 170SV

PN: 515663
UPC: 642277451750
MPN: 170SV

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Tekmar® 302P

Tekmar® 302P

PN: 711123
UPC: 779655030204
MPN: 302P

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Tekmar® 305V

Tekmar® 305V

PN: 711619
UPC: 779655030518
MPN: 305V

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MCDM 149400 #67 LOW WATER CUT-OFF

MCDM 149400 #67 LOW WATER CUT-OFF

PN: 77407

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Uponor A3023522

Uponor A3023522

PN: 210046
UPC: 673372477475
MPN: A3023522

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Taco® SR502

Taco® SR502

PN: 245729
UPC: 68775285755
MPN: SR502

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Taco® SR501

Taco® SR501

PN: 310045
UPC: 68775285757
MPN: SR501

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Tekmar® 561

Tekmar® 561

PN: 486731
UPC: 779655056105
MPN: 561

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McDonnell & Miller 310451

McDonnell & Miller 310451

PN: 29198
UPC: 751875007709
MPN: 310451

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McDonnell & Miller 144676 Electronic Low Water Cut-Off

McDonnell & Miller 144676 Electronic Low Water Cut-Off

PN: 2034
UPC: 751875041918
MPN: 144676

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Tekmar® 150 1-Stage

Tekmar® 150 1-Stage

PN: 19702
UPC: 779655015003
MPN: 150

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ARGO AZ-3 ZONE VALVE RELAY PANEL

ARGO AZ-3 ZONE VALVE RELAY PANEL

PN: 30021

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LEGEND PRECISION™ 800-200

LEGEND PRECISION™ 800-200

PN: 158533
UPC: 662545066660
MPN: 800-200

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Taco® SR504-5 4 Zone Next Generation Switching Relay, Expandable

Taco® SR504-5 4 Zone Next Generation Switching Relay, Expandable

PN: 310115
UPC: 68775285760
MPN: SR504-5

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Tekmar Controls 356

Tekmar Controls 356

PN: 24012
UPC: 51128577677
MPN: 356

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Hydrolevel VXT-24

Hydrolevel VXT-24

PN: 44060
UPC: 642277450265
MPN: VXT-24

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LEGEND 830-201

LEGEND 830-201

PN: 211778
UPC: 662545068497
MPN: 830-201

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Caleffi Z-one™ ZSR106

Caleffi Z-one™ ZSR106

PN: 306191
MPN: ZSR106

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Caleffi Z-one™ ZVR104

Caleffi Z-one™ ZVR104

PN: 306196
UPC: 8016615438154
MPN: ZVR104

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Uponor A3031004

Uponor A3031004

PN: 365781
UPC: 673372296885
MPN: A3031004

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McDonnell & Miller 129302 42S

McDonnell & Miller 129302 42S

PN: 662390
UPC: 751875042328
MPN: 129302

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Honeywell RA832A1066/U Switching Relay

Honeywell RA832A1066/U Switching Relay

PN: 64257
UPC: 085267990066
MPN: RA832A1066/U

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Caleffi Z-one™ ZVR106

Caleffi Z-one™ ZVR106

PN: 306197
MPN: ZVR106

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Uponor A3031003

Uponor A3031003

PN: 314181
UPC: 67337229687
MPN: A3031003

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McDonnell & Miller 142400

McDonnell & Miller 142400

PN: 109603
UPC: 784428236004
MPN: 142400

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Uponor A3100101

Uponor A3100101

PN: 460884
UPC: 673372533676
MPN: A3100101

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Tekmar® tekmarNet® 2 403

Tekmar® tekmarNet® 2 403

PN: 689377
UPC: 779655040302
MPN: 403

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Tekmar® 306P

Tekmar® 306P

PN: 689381
UPC: 779655030600
MPN: 306P

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Tekmar® 654

Tekmar® 654

PN: 229283
UPC: 779655065404
MPN: 654

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Caleffi Z651637

Caleffi Z651637

PN: 68563
UPC: 16615960723
MPN: Z651637

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This product is obsolete. View replacement products.

Tekmar® 519

Tekmar® 519

PN: 322753
UPC: 779655051902
MPN: 519

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LEGEND 833-862

LEGEND 833-862

PN: 435407
UPC: 662545125701
MPN: 833-862

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Caleffi Z-one™ ZSR103

Caleffi Z-one™ ZSR103

PN: 306189
MPN: ZSR103

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Tekmar® 260

Tekmar® 260

PN: 22100
UPC: 779655026009
MPN: 260

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McDonnell & Miller 144692 RB-24E

McDonnell & Miller 144692 RB-24E

PN: 52833
UPC: 75187544692
MPN: 144692

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Tekmar® 256

Tekmar® 256

PN: 21980
UPC: 779655025606
MPN: 256

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Caleffi Z-one™ ZSR101

Caleffi Z-one™ ZSR101

PN: 407215
UPC: 8016615438109
MPN: ZSR101

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Uponor A3050050

Uponor A3050050

PN: 314183
UPC: 67337211929
MPN: A3050050

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McDonnell & Miller 153927

McDonnell & Miller 153927

PN: 380895
UPC: 751875539279
MPN: 153927

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Tekmar® 003

Tekmar® 003

PN: 19211
UPC: 779655000301
MPN: 003

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HYDROLEVEL 45-349

HYDROLEVEL 45-349

PN: 39588
UPC: 642277453495
MPN: 45-349

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Lochinvar® GTP3000 Temperature Gauge

Lochinvar® GTP3000 Temperature Gauge

PN: 21607
UPC: 703765995863
MPN: GTP3000

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Honeywell RA89A1074/U Switching Relay

Honeywell RA89A1074/U Switching Relay

PN: 447797
UPC: 085267990080
MPN: RA89A1074/U

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Taco® SR503-EXP-4

Taco® SR503-EXP-4

PN: 407425
UPC: 687752857597
MPN: SR503-EXP-4

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Uponor A3030524

Uponor A3030524

PN: 386686
UPC: 673372502870
MPN: A3030524

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Taco® LTR0243T-1

Taco® LTR0243T-1

PN: 708072
MPN: LTR0243T-1

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McDonnell & Miller 173502 157S

McDonnell & Miller 173502 157S

PN: 492941
UPC: 751875036297
MPN: 173502

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Uponor A3030523

Uponor A3030523

PN: 314180
UPC: 673372210362
MPN: A3030523

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Taco® ZVC403

Taco® ZVC403

PN: 437400
MPN: ZVC403

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This product is obsolete. View replacement products.

HYDROLEVEL 45-501

HYDROLEVEL 45-501

PN: 539872
MPN: SAFGARD-500SV

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Uponor A3040090

Uponor A3040090

PN: 851063
UPC: 673372130202
MPN: A3040090

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Uponor A3040091

Uponor A3040091

PN: 851064
UPC: 673372130189
MPN: A3040091

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McDonnell & Miller 143600

McDonnell & Miller 143600

PN: 382185
UPC: 751875002230
MPN: 143600

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MCDM 700026 751P-MT-120

MCDM 700026 751P-MT-120

PN: 18446

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HYDROLEVEL 24SV LOW WATER CUT OFF;

HYDROLEVEL 24SV LOW WATER CUT OFF;

PN: 40687
UPC: 642277452405
MPN: 45-240

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Caleffi Z-one™ ZSR104

Caleffi Z-one™ ZSR104

PN: 306190
MPN: ZSR104

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Caleffi Z-one™ ZVR103

Caleffi Z-one™ ZVR103

PN: 306193
UPC: 8016615438147
MPN: ZVR103

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Slant/Fin® 461021000

Slant/Fin® 461021000

PN: 803077
UPC: 042541058164
MPN: 461021000

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1 - 60 of 73

Hydronic Controls & Sensors are essential components in modern heating and cooling systems, ensuring optimal performance and energy efficiency. These devices monitor and regulate water temperature, flow rates, and pressure, providing precise control over hydronic systems. By integrating advanced technology, they enhance comfort, reduce energy consumption, and promote sustainable practices in residential and commercial applications.