Siemens Spring return Spring return
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![Siemens 257-02033 MT Series 2W Valve Asy, ANSI 250, NO, Mod Eq Pct, 1/2" FxUM, 0.63 Cv, 3-8psi SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44089_en_aabde590-1c52-4568-ad19-5927e882c775_medium.jpg?v=1723872751)
257-02033 | MT Series 2W Valve Asy, ANSI 250, NO, Mod Eq Pct, 1 / 2" FxUM, 0.63 Cv, 3-8psi SR | Siemens
Brand: Siemens
SKU: 257-02033
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![Siemens 256-02008 MT Series 2W Valve Asy, ANSI 250, NC, Mod Eq Pct, 1/2" FxF, 2.5 Cv, 10-15psi SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44084_en_c49f6d86-63e4-4f8e-9765-caf3b82dba2f_medium.jpg?v=1723872719)
256-02008 | MT Series 2W Valve Asy, ANSI 250, NC, Mod Eq Pct, 1 / 2" FxF, 2.5 Cv, 10-15psi SR | Siemens
Brand: Siemens
SKU: 256-02008
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![Siemens 243-00212 Zone valve, 2-way, 3/4", 4.1 Cv, NPT w/ 24V 2-position SR actuator fails NO | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44673_en_75681c7f-4f0f-4ab6-9dad-b51fee3b70ad_medium.jpg?v=1723872648)
243-00212 | Zone valve, 2-way, 3 / 4", 4.1 Cv, NPT w / 24V 2-position SR actuator fails NO | Siemens
Brand: Siemens
SKU: 243-00212
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![Siemens 242-00232 Zone valve, 3-way, 3/4", 4.1 Cv, NPT w/ 24V 2-position SR actuator, fails AB-B | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44685_en_486ddbdf-f9a3-4119-838d-e7d128f55432_medium.jpg?v=1723872641)
242-00232 | Zone valve, 3-way, 3 / 4", 4.1 Cv, NPT w / 24V 2-position SR actuator, fails AB-B | Siemens
Brand: Siemens
SKU: 242-00232
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![Siemens 241-00233 Zone valve, 3-way, 1", 7.0 Cv, NPT w/ 115V 2-position SR actuator, fails AB-A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44685_en_53856724-18ac-46d1-82c0-ce73d31ea43b_medium.jpg?v=1723872665)
241-00233 | Zone valve, 3-way, 1", 7.0 Cv, NPT w / 115V 2-position SR actuator, fails AB-A | Siemens
Brand: Siemens
SKU: 241-00233
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![Siemens 172M-10326S 2W 1-1/2", 160Cv ball valve assy, stainless steel ball and stem, 2-pos, NC, SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10933804_en_49c18d42-b4e2-41b6-9de6-33ae500cd58f_medium.jpg?v=1723872548)
172M-10326S | 2W 1-1 / 2", 160Cv ball valve assy, stainless steel ball and stem, 2-pos, NC, SR | Siemens
Brand: Siemens
SKU: 172M-10326S
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![Siemens 172G-10327S 2W 2", 40Cv ball valve assy, stainless steel ball, stem, 0-10V, NC, SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322382_en_1b59a36f-b076-4698-9d35-7ebce2275880_medium.jpg?v=1723872518)
172G-10327S | 2W 2", 40Cv ball valve assy, stainless steel ball, stem, 0-10V, NC, SR | Siemens
Brand: Siemens
SKU: 172G-10327S
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![Siemens 172G-10317 2W 1-1/4", 16Cv ball valve assy, chrm-plat brass ball, brass stem, 0-10V NC SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322382_en_8a2b8e92-760a-4c42-8bba-c5778d513b91_medium.jpg?v=1723872524)
172G-10317 | 2W 1-1 / 4", 16Cv ball valve assy, chrm-plat brass ball, brass stem, 0-10V NC SR | Siemens
Brand: Siemens
SKU: 172G-10317
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![Siemens 171H-10306 2W 1/2", 6.3Cv ball valve assy, chrome-plat brass ball, brass stem, 2-pos NO SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10933804_en_9a93a094-82ea-4b41-9d8c-b8f49ec8cec2_medium.jpg?v=1723872489)
171H-10306 | 2W 1 / 2", 6.3Cv ball valve assy, chrome-plat brass ball, brass stem, 2-pos NO SR | Siemens
Brand: Siemens
SKU: 171H-10306
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![Siemens 171G-10368 599 Series 3W, 1-1/2", 40 Cv Ball Valve, Proportional Spring-Return Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10218016_en_ec986cf6-2e9f-41bb-943f-c6a16c9ad382_medium.jpg?v=1723872484)
171G-10368 | 599 Series 3W, 1-1 / 2", 40 Cv Ball Valve, Proportional Spring-Return Actuator | Siemens
Brand: Siemens
SKU: 171G-10368
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![Siemens GND321.1U/F Damper Actuator | Spring Return | 230 VAC | On/Off | 53 lb-in | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44055_en_8904a927-7fe7-440c-8de0-debfa3a20245_medium.jpg?v=1723900500)
GND321.1U / F | Damper Actuator | Spring Return | 230 VAC | On / Off | 53 lb-in | Siemens (OBSOLETE)
Brand: Siemens
SKU: GND321.1U/F
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![Siemens GRD321.1U Damper Actuator | Spring Return | 230 VAC | On/Off | 30 lb-in | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V11704446_en_medium.jpg?v=1723900501)
GRD321.1U | Damper Actuator | Spring Return | 230 VAC | On / Off | 30 lb-in | Siemens
Brand: Siemens
SKU: GRD321.1U
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![Siemens GRD226.1U Damper Actuator | Spring Return | 120 VAC | On/Off | 30 lb-in | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V11704446_en_14e05981-2f6b-4fcb-991d-6a145b7de89e_medium.jpg?v=1723900503)
GRD226.1U | Damper Actuator | Spring Return | 120 VAC | On / Off | 30 lb-in | SW | Siemens
Brand: Siemens
SKU: GRD226.1U
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![Siemens GRD121.1U Damper Actuator | Spring Return | 24 VAC | On/Off | 30 lb-in | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V11704446_en_671422e3-68d7-4ab8-9bdc-97e7a3f3e92b_medium.jpg?v=1723900505)
GRD121.1U | Damper Actuator | Spring Return | 24 VAC | On / Off | 30 lb-in | Siemens
Brand: Siemens
SKU: GRD121.1U
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![Siemens GVD126.1U Damper Actuator | Spring Return | 24 VAC | On/Off | 200 lb-in | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/GVD126.1U_medium.jpg?v=1720023733)
GVD126.1U | Damper Actuator | Spring Return | 24 VAC | On / Off | 200 lb-in | SW | Siemens
Brand: Siemens
SKU: GVD126.1U
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![Siemens GCA221.3U Damper Actuator | Spring Return | 120 VAC | On/Off | 160 lb-in | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/GCA221.3U_medium.jpg?v=1720023723)
GCA221.3U | Damper Actuator | Spring Return | 120 VAC | On / Off | 160 lb-in | Siemens
Brand: Siemens
SKU: GCA221.3U
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![Siemens 365-02070 MT Series 3W Valve assy ANSI 250 Mix Linear 3/4" FxF 6.3Cv 24V 0-10V/4-20mA SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10916909_en_1157e7fa-64e1-4e05-b7f7-55d6865a626e_medium.jpg?v=1723899925)
365-02070 | MT Series 3W Valve assy ANSI 250 Mix Linear 3 / 4" FxF 6.3Cv 24V 0-10V / 4-20mA SR | Siemens
Brand: Siemens
SKU: 365-02070
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![Siemens 365-02069 MT Series 3W Valve assy ANSI 250 Mix Linear 1/2" FxF 4Cv 24V 0-10V/4-20mA SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10916909_en_022e941e-4239-46d1-9ee3-78d1b4ca573a_medium.jpg?v=1723899879)
365-02069 | MT Series 3W Valve assy ANSI 250 Mix Linear 1 / 2" FxF 4Cv 24V 0-10V / 4-20mA SR | Siemens
Brand: Siemens
SKU: 365-02069
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![Siemens 365-02045 MT Series 2W Valve asy ANSI 250 NO ModEqPct 3/4" FxUM 6.3Cv 24V 0-10V/4-20mA SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10916908_en_6129e284-1fd9-426e-9419-6bbc0573c904_medium.jpg?v=1723899874)
365-02045 | MT Series 2W Valve asy ANSI 250 NO ModEqPct 3 / 4" FxUM 6.3Cv 24V 0-10V / 4-20mA SR | Siemens
Brand: Siemens
SKU: 365-02045
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![Siemens 365-02034 MT Series 2W Valve assy ANSI 250 NO Mod Eq Pct 1/2" FxF 1Cv 24V 0-10V/4-20mA SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10916908_en_c0f990de-1498-44ee-a699-78feaa7222e1_medium.jpg?v=1723899946)
365-02034 | MT Series 2W Valve assy ANSI 250 NO Mod Eq Pct 1 / 2" FxF 1Cv 24V 0-10V / 4-20mA SR | Siemens
Brand: Siemens
SKU: 365-02034
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![Siemens 365-02032 MT Series 2W Valve asy ANSI 250 NO ModEqPct 1/2" FxF 0.63Cv 24V 0-10V/4-20mA SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10916908_en_50cd675a-f2e1-41f8-a1fb-9b23cf67e3d7_medium.jpg?v=1723899963)
365-02032 | MT Series 2W Valve asy ANSI 250 NO ModEqPct 1 / 2" FxF 0.63Cv 24V 0-10V / 4-20mA SR | Siemens
Brand: Siemens
SKU: 365-02032
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![Siemens 365-02000 MT Series 2W Valve asy ANSI 250 NC ModEqPct 1/2" FxF 0.4Cv 24V 0-10V/4-20mA SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10916908_en_efceea05-51d3-4523-9a0a-1cd0316be754_medium.jpg?v=1723899938)
365-02000 | MT Series 2W Valve asy ANSI 250 NC ModEqPct 1 / 2" FxF 0.4Cv 24V 0-10V / 4-20mA SR | Siemens
Brand: Siemens
SKU: 365-02000
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![Siemens MXG461B32-12 Magnetic Valve, 1-1/4", 2-way or floating, 14 Cv, 0-10V control, w/ fittings | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/54991_en_medium.jpg?v=1723900509)
MXG461B32-12 | Magnetic Valve, 1-1 / 4", 2-way or floating, 14 Cv, 0-10V control, w / fittings | Siemens
Brand: Siemens
SKU: MXG461B32-12
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![Siemens MVF461H32-12 Magnetic Valve, 1-1/4", 2-way, 14 Cv, 0 to 10V control, w/o Flange Kits | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/MVF461H32-12_medium.jpg?v=1720023763)
MVF461H32-12 | Magnetic Valve, 1-1 / 4", 2-way, 14 Cv, 0 to 10V control, w / o Flange Kits | Siemens
Brand: Siemens
SKU: MVF461H32-12
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