Zone valves 0.5" - 3 way Valve size
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![Siemens 244-00534 Zone valve, 3-way, 1/2", 4.0 Cv, SWT w/ 24V floating NSR actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_6a89d9e3-5e2c-4574-a2b9-c0229306e3b5_medium.png?v=1720021837)
244-00534 | Zone valve, 3-way, 1 / 2", 4.0 Cv, SWT w / 24V floating NSR actuator | Siemens (OBSOLETE)
Brand: Siemens
SKU: 244-00534
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![Siemens 245-00534 Zone valve, 3-way, 1/2", 4.0 Cv, SWT w/ 24Vac 0-10Vdc NSR actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_745f84cf-e3ef-4b1f-b72f-5d9ea630f4ec_medium.png?v=1720021828)
245-00534 | Zone valve, 3-way, 1 / 2", 4.0 Cv, SWT w / 24Vac 0-10Vdc NSR actuator | Siemens (OBSOLETE)
Brand: Siemens
SKU: 245-00534
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![Siemens 248-00533 Zone valve, 3-way, 1", 7.0 Cv, SWT w/ 24Vac, SSP61U actuator, 0-10Vdc, NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_240ad333-c808-426f-95d1-41a7ea99d0f9_medium.png?v=1720021828)
248-00533 | Zone valve, 3-way, 1", 7.0 Cv, SWT w / 24Vac, SSP61U actuator, 0-10Vdc, NSR | Siemens (OBSOLETE)
Brand: Siemens
SKU: 248-00533
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![Siemens 248-00231 Zone valve, 3-way, 1/2", 2.5 Cv, NPT w/ 24Vac, SSP61U actuator, 0-10Vdc, NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/248-00231_medium.jpg?v=1720021812)
248-00231 | Zone valve, 3-way, 1 / 2", 2.5 Cv, NPT w / 24Vac, SSP61U actuator, 0-10Vdc, NSR | Siemens
Brand: Siemens
SKU: 248-00231
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![Siemens 245-00530 Zone valve, 3-way, 1/2", 1.0 Cv, SWT w/ 24Vac 0-10Vdc NSR actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_7c262c49-378c-4dc4-85b5-d20e9248f632_medium.png?v=1720021806)
245-00530 | Zone valve, 3-way, 1 / 2", 1.0 Cv, SWT w / 24Vac 0-10Vdc NSR actuator | Siemens (OBSOLETE)
Brand: Siemens
SKU: 245-00530
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![Siemens 244-00530 Zone valve, 3-way, 1/2", 1.0 Cv, SWT w/ 24V floating NSR actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_df573e7f-4e81-4330-a59b-62bc0d57bb90_medium.png?v=1720021805)
244-00530 | Zone valve, 3-way, 1 / 2", 1.0 Cv, SWT w / 24V floating NSR actuator | Siemens (OBSOLETE)
Brand: Siemens
SKU: 244-00530
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![Siemens 244-00231 Zone valve, 3-way, 1/2", 2.5 Cv, NPT w/ 24V floating NSR actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/244-00231_medium.jpg?v=1720021794)
244-00231 | Zone valve, 3-way, 1 / 2", 2.5 Cv, NPT w / 24V floating NSR actuator | Siemens
Brand: Siemens
SKU: 244-00231
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![Siemens 245-00234 Zone valve, 3-way, 1/2", 4.0 Cv, NPT w/ 24Vac 0-10Vdc NSR actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/245-00234_medium.jpg?v=1720021795)
245-00234 | Zone valve, 3-way, 1 / 2", 4.0 Cv, NPT w / 24Vac 0-10Vdc NSR actuator | Siemens
Brand: Siemens
SKU: 245-00234
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![Siemens 248-00230 Zone valve, 3-way, 1/2", 1.0 Cv, NPT w/ 24Vac, SSP61U actuator, 0-10Vdc, NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/248-00230_medium.jpg?v=1720021795)
248-00230 | Zone valve, 3-way, 1 / 2", 1.0 Cv, NPT w / 24Vac, SSP61U actuator, 0-10Vdc, NSR | Siemens
Brand: Siemens
SKU: 248-00230
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![Siemens 244-00234 Zone valve, 3-way, 1/2", 4.0 Cv, NPT w/ 24V floating NSR actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/244-00234_medium.jpg?v=1720021792)
244-00234 | Zone valve, 3-way, 1 / 2", 4.0 Cv, NPT w / 24V floating NSR actuator | Siemens
Brand: Siemens
SKU: 244-00234
View Details
![Siemens 245-00230 Zone valve, 3-way, 1/2", 1.0 Cv, NPT w/ 24Vac 0-10Vdc NSR actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/245-00230_medium.jpg?v=1720021791)
245-00230 | Zone valve, 3-way, 1 / 2", 1.0 Cv, NPT w / 24Vac 0-10Vdc NSR actuator | Siemens
Brand: Siemens
SKU: 245-00230
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![Siemens 244-00531 Zone valve, 3-way, 1/2", 2.5 Cv, SWT w/ 24V floating NSR actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_4b741052-f2c4-4958-a8b0-b03bcf00434d_medium.png?v=1720021787)
244-00531 | Zone valve, 3-way, 1 / 2", 2.5 Cv, SWT w / 24V floating NSR actuator | Siemens (OBSOLETE)
Brand: Siemens
SKU: 244-00531
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![Siemens 241-00231 Zone valve, 3-way, 1/2", 2.5 Cv, NPT w/ 115V 2-pos SR actuator, fails AB-A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/241-00231_medium.jpg?v=1720021787)
241-00231 | Zone valve, 3-way, 1 / 2", 2.5 Cv, NPT w / 115V 2-pos SR actuator, fails AB-A | Siemens
Brand: Siemens
SKU: 241-00231
View Details
![Siemens 245-00231 Zone valve, 3-way, 1/2", 2.5 Cv, NPT w/ 24Vac 0-10Vdc NSR actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/245-00231_medium.jpg?v=1720021785)
245-00231 | Zone valve, 3-way, 1 / 2", 2.5 Cv, NPT w / 24Vac 0-10Vdc NSR actuator | Siemens
Brand: Siemens
SKU: 245-00231
View Details
![Siemens 243-00231 Zone valve, 3-way, 1/2", 2.5 Cv, NPT w/ 24V 2-position SR actuator, fails AB-A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/243-00231_medium.jpg?v=1720021782)
243-00231 | Zone valve, 3-way, 1 / 2", 2.5 Cv, NPT w / 24V 2-position SR actuator, fails AB-A | Siemens
Brand: Siemens
SKU: 243-00231
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![Siemens 240-00231 Zone valve, 3-way, 1/2", 2.5 Cv, NPT w/ 115V 2-pos SR actuator, fails AB-B | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/240-00231_medium.jpg?v=1720021779)
240-00231 | Zone valve, 3-way, 1 / 2", 2.5 Cv, NPT w / 115V 2-pos SR actuator, fails AB-B | Siemens
Brand: Siemens
SKU: 240-00231
View Details
![Siemens 244-00230 Zone valve, 3-way, 1/2", 1.0 Cv, NPT w/ 24V floating NSR actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/244-00230_medium.jpg?v=1720021780)
244-00230 | Zone valve, 3-way, 1 / 2", 1.0 Cv, NPT w / 24V floating NSR actuator | Siemens
Brand: Siemens
SKU: 244-00230
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