Controls, Relays & Valves

40 parts · 22 in stock

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Showing 1–22 of 22 in stock

Mcdonnell Miller #110000 No. 2 Switch

Part # 110000 SKU 15485

$265.08

Only 3 left

Mcdonnell Miller #110100 No. 2-M Switch

Part # 110100 SKU 15486

$265.08

Only 3 left

Mcdonnell Miller #120601 FS8-W Series Liquid Flow Switch

Part # 120601 SKU 15524

$306.21

Only 2 left

Mcdonnell Miller #126400 21 Series Make-Up Water Feeder

Part # 126400 SKU 15487

$1,033.64

Only 2 left

Mcdonnell Miller #126800 25-A Series Make-Up Water Feeder

Part # 126800 SKU 15488

$1,547.80

Only 4 left

Mcdonnell Miller #132700 47 Series Mechanical Water Feeder

Part # 132700 SKU 15489

$1,264.44

Only 3 left

Mcdonnell Miller #133700 247 Series Mechanical Water Feeder

Part # 133700 SKU 15496

$1,196.65

Only 2 left

Mcdonnell Miller #134700 51 Series Mechanical Water Feeder

Part # 134700 SKU 15490

$1,620.93

Only 2 left

Mcdonnell Miller #142400 63 Series Float Type Low Water Cut-off for Hot Water Boilers and Steam Boilers

Part # 142400 SKU 15507

$853.12

Only 1 left

Mcdonnell Miller #143100 63-M Series Float Type Low Water Cut-off for Hot Water Boilers and Steam Boilers

Part # 143100 SKU 15508

$853.12

7 in stock

Mcdonnell Miller #149400 67 Series Float Type Low Water Cut-off for Steam Boilers

Part # 149400 SKU 15502

$639.08

Only 2 left

Mcdonnell Miller #149600 67-G Series Float Type Low Water Cut-off for Steam Boilers

Part # 149600 SKU 15503

$639.08

Only 1 left

Mcdonnell Miller #171802 150S Series Mechanical Low Water Cut-off for Steam Boilers

Part # 171802 SKU 124634

$1,294.15

10 in stock

Mcdonnell Miller #310447 14-B Series Full Port Ball Type Blow Down Valve

Part # 310447 SKU 15528

$203.38

Only 2 left

Taco #218 3/4" Flo-Chek Valve IPS

Part # 218 SKU 36417

$74.29

9 in stock

Taco #219 3/4" Swet-Chek Valve

Part # 219 SKU 36205

$86.61

11 in stock

Taco #220 1" Flo-Chek Valve IPS

Part # 220 SKU 36723

$78.00

8 in stock

Taco #221 1-1/4" Flo-Chek Valve IPS

Part # 221 SKU 37915

$115.14

Only 2 left

Taco #222 1-1/2" Flo-Chek Valve IPS

Part # 222 SKU 40515

$218.81

Only 4 left

Taco #223 2" Flo-Chek Valve IPS

Part # 223 SKU 51107

$312.85

Only 3 left

Taco #572 1" 570 Gold Series Two-Way Heat Motor Zone Valve

Part # 572 SKU 14984

$279.69

Only 3 left

Taco #573 1-1/4" 570 Gold Series Two-Way Heat Motor Zone Valve

Part # 573 SKU 14985

$326.12

Only 2 left

Out of stock

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

Part	Brand	Part #	SKU	Price
Mcdonnell Miller #113200 FS1 Series High Sensitivity Liquid Flow Switch	Mcdonnell Miller	113200	15520	$384.67
Mcdonnell Miller #114400 FS4-3 Series Liquid Flow Switch	Mcdonnell Miller	114400	15521	$235.37
Mcdonnell Miller #129302 42 Series Combination Low Water Cut-Off/Pump Controller for Steam Boilers	Mcdonnell Miller	129302	890910	$1,151.71
Mcdonnell Miller #135600 51-S-2 Series Combination Mechanical Water Feeder/Low Water Cut-Off	Mcdonnell Miller	135600	15493	$1,933.99
Mcdonnell Miller #153875 PS 800 Series Electronic Low Water Cut-off for Steam Boilers	Mcdonnell Miller	153875	43973	$154.68
Mcdonnell Miller #153880 PS 800 Series Electronic Low Water Cut-off for Steam Boilers	Mcdonnell Miller	153880	118857	$235.00
Mcdonnell Miller #153917 PS 800 Series Electronic Low Water Cut-off for Steam Boilers	Mcdonnell Miller	153917	168437	$304.69
Mcdonnell Miller #169550 Uni-Match Electric Water Feeder	Mcdonnell Miller	169550	15517	$262.00
Mcdonnell Miller #169560 Uni-Match Electric Water Feeder	Mcdonnell Miller	169560	15518	$275.00
Mcdonnell Miller #176234 750 Series Electronic Low Water Cut-off for Hot Water Boilers with Remote Sensor	Mcdonnell Miller	176234	225502	$322.97
Taco #241 1" Swet-Chek Valve	Taco	241	107729	$113.46
Taco #571 3/4" 570 Gold Series Two-Way Heat Motor Zone Valve	Taco	571	14983	$246.32
Tekmar #071 Universal Sensor	Tekmar	071	135299	$52.00
Tekmar #260 260 Boiler Controls One Stage Boiler & DHW	Tekmar	260	193282	$794.00
Tekmar #261 261 Boiler Controls Two Stage Boiler & Setpoint	Tekmar	261	200741	$864.00
Tekmar #262 262 Boiler Controls Two Stage Boiler & DHW Control	Tekmar	262	178492	$1,352.00
Tekmar #264 264 Boiler Controls Four Stage Boiler & DHW/Setpoint	Tekmar	264	225036	$1,239.00
Tekmar #265 265 Boiler Controls Three Modulating Boiler & DHW/Setpoint	Tekmar	265	236778	$2,310.00

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