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Controls & Regulators

247 parts · 200 in stock

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Showing 145–180 of 200 in stock

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Siemens #SFA71U 24V NC Spring Return Zone Valve Actuator

Part # SFA71U SKU 1068962

$72.93

8 in stock

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Siemens #SSC131.09U 24V Spring Return Valve Actuator

Part # SSC131.09U SKU 1195188

$140.08

17 in stock

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Siemens #SSC161.05U Electronic Valve Actuator

Part # SSC161.05U SKU 1193696

$221.64

Only 2 left

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Siemens #SSC61U Electric Non-Spring Return Valve Actuator

Part # SSC61U SKU 1068137

$175.50

Only 1 left

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Siemens #SSC81.U 24VAC Actuator S55155-A108

Part # SSC81.U SKU 923038

$112.34

Only 1 left

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SJE Rhombus #1006044 20SGMPCNO SignalMaster Control Switch

Part # 1006044 SKU 1141818

$43.38

Only 1 left

Sloan #EL-248-40 120V to 24V 40VA Optima Transformer Box/Foot Mount

Part # EL-248-40 SKU 56140

$41.88

Only 2 left

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Spence #08-08115-00 A Pilot Kit

Part # 08-08115-00 SKU 41736

$556.82

Only 2 left

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Square D #9013FHG22J27 1/4in Pressure Switch Off at 100 PSI

Part # 9013FHG22J27 SKU 1130376

$40.41

Only 1 left

Taco #265-1 Analog Clock Timer for 00 Series Circulators 115V

Part # 265-1 SKU 215077

$170.64

Only 1 left

Taco #555-050RP Power Head for 555 Series Zone Valves

Part # 555-050RP SKU 14986

$148.08

50 in stock

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Taco #563-2 00 Series Timer Aquastat

Part # 563-2 SKU 151436

$60.21

7 in stock

Taco #IFSWSBF-1 1in-8in Brass Bushing Industrial Flow Switch NEMA 4

Part # IFSWSBF-1 SKU 966935

$250.83

Only 1 left

Taco #SR501-4 1 Zone Switching Relay 120 VAC

Part # SR501-4 SKU 191459

$82.32

10 in stock

Taco #SR502 2 Zone Switching Relay with Priority

Part # SR502 SKU 228493

$212.24

5 in stock

Taco #SR503-4 3 Zone Switching Relay with Priority 120V

Part # SR503-4 SKU 163894

$219.12

6 in stock

Taco #SR504-4 4 Zone Switching Relay with Priority

Part # SR504-4 SKU 909185

$298.68

6 in stock

Taco #SR506-4 6 Zone Switching Relay with Priority 120 VAC

Part # SR506-4 SKU 787792

$344.93

7 in stock

Taco #Z075C2-1 3/4in Zone Sentry Zone Valve 24V Normally Closed - SWT

Part # Z075C2-1 SKU 946535

$178.78

24 in stock

Taco #Z100C2-1 1in Zone Sentry Zone Valve 24V Normally Closed - Sweat

Part # Z100C2-1 SKU 951538

$143.72

Only 3 left

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Taco #ZA024Q4A2 24V NC Actuator Head for Sentry Zone Valve

Part # ZA024Q4A2 SKU 1005913

$156.83

15 in stock

Taco #ZVC404-4 4 Zone Valve Control with Priority

Part # ZVC404-4 SKU 167819

$191.82

Only 3 left

Taco #ZVC406-EXP 6 Zone Expandable Zone Valve Control with Priority

Part # ZVC406-EXP SKU 932968

$310.74

Only 3 left

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Tekmar #304P 4 Pump Zone Switching Relay with Priority

Part # 304P SKU 1086828

$226.32

Only 1 left

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Tekmar #306P 6 Pump Zone Switching Relay with Priority

Part # 306P SKU 1082455

$272.32

Only 2 left

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Veris #H-922 0-120A Current Transducer 0-5VDC Output

Part # H-922 SKU 1163812

$131.11

Only 1 left

Viega #18033 Pump and Boiler Relay 120VAC Supply 24VAC Transformer

Part # 18033 SKU 941969

$117.70

Only 2 left

Viega #18060 4 Zone Control

Part # 18060 SKU 927305

$254.92

Only 4 left

VR8300A-4516 Universal Standing Pilot Gas Valve

SKU 210351

$231.30

Only 2 left

Watts #LFCSM-61-M1-S 2in Lead Free Brass Balancing Valve Solder Ends

Part # LFCSM-61-M1-S SKU 1068779

$754.50

10 in stock

No image available

Weil-McLain #381-356-586 Outdoor Reset Kit for GV90+ Boilers

Part # 381-356-586 SKU 978323

$33.76

Only 2 left

Weil-McLain #381330010 Ignition Control Module CGA Series 1/2

Part # 381330010 SKU 993412

$127.77

Only 2 left

No image available

Weil-McLain #381330025 GV90 S2 Boiler Control

Part # 381330025 SKU 1042560

$326.74

Only 3 left

No image available

Weil-McLain #381330044 Control Module Kit

Part # 381330044 SKU 1176081

$186.11

Only 1 left

Weil-McLain #382200448 GV/GV90 S1 Integrated Boiler Control

Part # 382200448 SKU 190763

$334.66

Only 3 left

No image available

Weil-McLain #383301211 CGA Series Control Module

Part # 383301211 SKU 1193103

$183.64

Only 1 left

Out of stock

47 parts we carry but don't have on the shelf right now.

Part	Brand	Part #	SKU	Price
Honeywell #Q340A1066 18" Thermocouple Q340	Honeywell	Q340A1066	15452	$12.59
Honeywell #Q390A1061 36" Thermocouples Q390	Honeywell	Q390A1061	93003	$8.98
Honeywell #R845A1030 Hydronic Switching Relay	Honeywell	R845A1030	15445	$102.25
Honeywell #RA832A1066 Hydronic Switching Relay	Honeywell	RA832A1066	15444	$103.72
Honeywell #V8043A1003 1/2" Zone Valve 24V 3.5 Cv Flare 18" LW	Honeywell	V8043A1003	1217696	$140.17
Honeywell Home #R7284U1004/U Universal Oil Primary Safety Switch	Honeywell Home	R7284U1004/U	968482	$112.74
Laars #FT1868 Cascade System Sensor	Laars	FT1868	1193690	$63.97
Laars #RXD7234 Control Module	Laars	RXD7234	1207185	$626.09
Lochinvar #100167824 Integrated Control KBN501 After H10	Lochinvar	100167824	955676	$640.19
Lochinvar #100208544 Outlet Sensor / Hi Limit	Lochinvar	100208544	955822	$48.61
Lochinvar #100232602 BACnet MS/TP Field Kit for FTXL Series Boilers	Lochinvar	100232602	1045585	$331.70
Lochinvar #100278134 User Interface KH/WH/FTX	Lochinvar	100278134	1048889	$334.73
Lochinvar #100335986 Flow Switch w/ #2 Paddle	Lochinvar	100335986	1180185	$284.53
Lochinvar #100354895 1" WC Air Pressure Switch	Lochinvar	100354895	1139329	$115.36
McDonnell & Miller #FPC-1000-P Universal Probe LWCO 24V/120V Water/Steam Auto/Man Reset	Mcdonnell Miller	FPC-1000-P	1173359	$278.39
McDonnell & Miller #FS-251 1in General Purpose Liquid Flow Switch NEMA 1	Mcdonnell Miller	FS-251	924976	$196.23
McDonnell & Miller #FS-254 1in General Purpose Flow Switch NEMA 4 - 1" NPT	Mcdonnell Miller	FS-254	924172	$272.96
Navien #GXXX000546 Ready-Link Cascade Communication Cable	Navien	GXXX000546	1022970	$25.65
Powers #590-CD075H Self-Operating CD-Type Regulator - Single Seat	Powers	590-CD075H	15701	$689.78
Powers #590-CD100H Self-Operating CD-Type Regulator - Single Seat	Powers	590-CD100H	15702	$1,164.00
Powers #590-CD125H Self-Operating CD-Type Regulator - Single Seat	Powers	590-CD125H	15703	$727.30
Powers #590-CD150H Self-Operating CD-Type Regulator - Single Seat	Powers	590-CD150H	15704	$1,197.08
Powers #590-DS100H Self-Operating DS-Type Regulator - Double Seat	Powers	590-DS100H	15711	$1,250.56
Powers #590-DS125H Self-Operating DS-Type Regulator - Double Seat	Powers	590-DS125H	15712	$1,725.00
Powers #590-DS150H Self-Operating DS-Type Regulator - Double Seat	Powers	590-DS150H	15713	$1,622.66
Powers #590-DS200H Self-Operating DS-Type Regulator - Double Seat	Powers	590-DS200H	15714	$3,157.52
Powers #590-ST050C Self-Operating ST-Type Regulator - Single Seat	Powers	590-ST050C	15708	$563.29
Powers #590-ST050H Self-Operating ST-Type Regulator - Single Seat	Powers	590-ST050H	15705	$975.00
Powers #590-ST075C Self-Operating ST-Type Regulator - Single Seat	Powers	590-ST075C	15709	$911.80
Powers #590-ST075H Self-Operating ST-Type Regulator - Single Seat	Powers	590-ST075H	15706	$854.16
Powers #590-ST100C Self-Operating ST-Type Regulator - Single Seat	Powers	590-ST100C	15710	$1,274.00
Powers #590-ST100H Self-Operating ST-Type Regulator - Single Seat	Powers	590-ST100H	15707	$1,084.00
Powers #590-WM100M Self-Operating WM-Type Regulator - Water Mix 3-Way	Powers	590-WM100M	15716	$1,005.00
Powers #590-WM125M Self-Operating WM-Type Regulator - Water Mix 3-Way	Powers	590-WM125M	15717	$1,370.00
Powers #590-WM150M Self-Operating WM-Type Regulator - Water Mix 3-Way	Powers	590-WM150M	15718	$1,583.00
Powers #590-WM200M Self-Operating WM-Type Regulator - Water Mix 3-Way	Powers	590-WM200M	15719	$1,767.84
Powers #700-C08DN03 #11 Style D - Fixed Union Bulb 1" x 20" Bulb with 8' Capillary	Powers	700-C08DN03	15722	$655.50
Powers #700-C08DN04 #11 Style D - Fixed Union Bulb 1" x 20" Bulb with 8' Capillary	Powers	700-C08DN04	15723	$655.50
Powers #700-C08DN05 #11 Style D - Fixed Union Bulb 1" x 9" Bulb with 8' Capillary	Powers	700-C08DN05	15724	$937.76
Powers #700-C08DN07 #11 Style D - Fixed Union Bulb 1" x 9" Bulb with 8' Capillary	Powers	700-C08DN07	15726	$655.50
Powers #709-075 1" x 20" Style S - Bulb Well	Powers	709-075	15730	$182.74
Powers #709-193 1" x 9" Wells Style S - Bulb Well	Powers	709-193	15732	$129.09
Powers #7441214 Accritem Rigid Bulb Temperature Controller	Powers	7441214	15734	$1,920.09
Taco #SR501-EXP-4 1 Zone Switching Relay 120V EXP	Taco	SR501-EXP-4	1063324	$164.44
U.S. Boiler #80160127 SPST Relay with Pilot	U.S. Boiler	80160127	1161427	$72.37
Weil-Mclain #L91B1035 L91 Modulating Proportional Pressuretrol Controller	Weil-Mclain	L91B1035	49368	$584.59
Weil-Mclain #T991A1061 T991A Modulating Remote Bulb Temperature Controller	Weil-Mclain	T991A1061	36761	$866.22

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