• Manual opener (on all models, except straight-through, normally open valves) for valve operation on power failure; valve returns to automatic position when power is restored.
• All models may be installed without disassembling the valve.
• Compact construction for easy installation.
• Complete powerhead may be removed or replaced without breaking plumbing line connections or draining the system.
• Actuator motor may be replaced without removing the valve body or draining the system.1/2 inch Two-Position Normally Closed Zone Valve, Sweat, 3.5 CvApplication | Hydronic Control |
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De-energized Position | Normally Closed |
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Overview | Two-way on-off low voltage valves consist of an actuator and valve assembly for controlling the flow of hot water. |
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Maximum Close-off Pressure (psi) | 20 psi |
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Timing | Nominal Open--15 sec |
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Maximum Close-off Pressure (kPa) | 138 kPa |
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Fluid Temperature Range (F) | 50 F to 200 F |
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Fluid Temperature Range (C) | 10 C to 93 C |
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Electrical Connections (in.) | 18 in. leads |
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Electrical Connections (mm) | 457 mm leads |
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Body Pattern | Two-way, Straight-through |
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Ambient Temperature Range (F) | 125 F Maximum |
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Ambient Temperature Range (C) | 52 C Maximum |
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Valve Action | Spring return to close |
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Maximum Ambient Temperature (F) | 125 F |
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Maximum Ambient Temperature (C) | 52 C |
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Materials (Stem) | Stainless Steel |
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Materials (Ball Plug) | Buna-N (NBR) Rubber Ball |
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Materials (Packing O-rings) | EPDM rubber |
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Approvals, Underwriters Laboratories Inc | UL Listed: File MH11826 |
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Comments | Valve designed for cycling (not constantly powered on) applications. |
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Nominal Open Timing (sec) | 15 sec |
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Dimensions (in.) | 4 in. high x 3 1/2 in. wide x 2 3/8 in. deep |
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Operating Humidity Range (% RH) | 5 to 95% relative humidity, non-condensing. |
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Dimensions (mm) | 102 mm high x 89 mm wide x 60 mm deep |
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Static Pressure Rating (psi) | 125 psi |
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Static Pressure Rating (kPa) | 862 kPa |
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Fluid Temperature (F) | 50 F to 200 F |
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Fluid Temperature (C) | 10 C to 93 C |
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Product Family
Model Number | Decription | Manufacturer | Price | Avail. Qty | |
V8043A1003
|
1/2 inch Two-Position Normally Closed Zone Valve, Flare, 3.5 Cv
|
Resideo
|
$130.17
|
5
|
Add To Cart
|
V8043A1011
|
1/2 inch Two-Position Normally Closed Zone Valve, Sweat, 3.5 Cv
|
Resideo
|
$119.35
|
15
|
Add To Cart
|
V8043A1029
|
3/4 inch Two-Position NC Zone Valve Sweat 35 Cv 18 inch leads
|
Resideo
|
$125.32
|
2
|
Add To Cart
|
V8043A1037
|
1 inch Two-Position Normally Closed Zone Valve, Sweat, 3.5 Cv
|
Resideo
|
$167.55
|
1
|
Add To Cart
|
V8043A1193
|
1/2 inch Two-Position Normally Closed Zone Valve, Inverted Flare, 3.5 Cv
|
Resideo
|
$120.41
|
7
|
Add To Cart
|
V8043A1227
|
1/2 inch Two-Position Normally Closed Zone Valve, NPT, 3.5 Cv
|
Resideo
|
$122.27
|
47
|
Add To Cart
|
V8043E1004
|
1/2 inch Two-Position Normally Closed Zone Valve, Sweat, 3.5 Cv
|
Resideo
|
$110.86
|
16
|
Add To Cart
|
V8043E1012
|
3/4 inch Two-Pos NC Zone Valve Sweat 35 Cv 18 inch leads Aux Switch
|
Resideo
|
$122.87
|
1
|
Add To Cart
|
V8043E1020
|
1 inch Two-Position Normally Closed Zone Valve, Sweat, 3.5 Cv
|
Resideo
|
$137.15
|
9
|
Add To Cart
|
V8043E1061
|
V8043A,E,F Two-Position Normally Closed Zone Valve
|
Resideo
|
$113.33
|
2
|
Add To Cart
|
V8043E1079
|
1 inch Two-Position Normally Closed Zone Valve, Sweat, 8 Cv
|
|
$100.27
|
1
|
Add To Cart
|
V8043E1129
|
1/2 inch Two-Position Normally Closed Zone Valve,
|
Resideo
|
$122.60
|
5
|
Add To Cart
|
V8043E1137
|
1 inch Two-Position Normally Closed Zone Valve, NPT, 10 Cv
|
Resideo
|
$155.43
|
17
|
Add To Cart
|
V8043E1145
|
3/4 inch Two-Position Normally Closed Zone Valve, NPT, 3.5 Cv
|
Resideo
|
$127.76
|
22
|
Add To Cart
|
V8043F1028
|
1/2 inch Two-Position Normally Closed Zone Valve,
|
Resideo
|
$142.87
|
12
|
Add To Cart
|
V8043F1036
|
3/4 inch Two-Position NC Zone Valve Sweat 35 Cv Aux Switch
|
Resideo
|
$137.99
|
3
|
Add To Cart
|
V8043F1051
|
1 inch Two-Position Normally Closed Zone Valve, Sweat, 3.5 Cv
|
Resideo
|
$157.39
|
1
|
Add To Cart
|
V8043F1093
|
3/4 inch Two-Position Normally Closed Zone Valve, Sweat, 8 Cv
|
Resideo
|
$130.46
|
10
|
Add To Cart
|
V8043F1101
|
1 inch Two-Position Normally Closed Zone Valve, Sweat, 8 Cv
|
Resideo
|
$151.75
|
6
|
Add To Cart
|
All orders are shipped same-day if the order is received by 1:00 PM Central Time. We ship worldwide.
UPS Hoilday Delivery Schedule
For more infomation about Returns visit Returns
For more informatrion about Warranty visit Warranty page.
You can also find answers to some common questions on our FAQ page
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