Siemens 0.5" - 2 way Valve size
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![Siemens 258-02010C MT Series 2W Valve Assy, ANSI 250, NC, Mod Eq Pct, 1/2", FxF, 4 Cv, 8-13psi SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44084_en_970c85e4-0131-46ca-a319-d939f16264e9_medium.jpg?v=1723872775)
258-02010C | MT Series 2W Valve Assy, ANSI 250, NC, Mod Eq Pct, 1 / 2", FxF, 4 Cv, 8-13psi SR | Siemens
Brand: Siemens
SKU: 258-02010C
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![Siemens 258-02005C MT Series 2W Valve Assy, ANSI 250, NC, Mod Eq Pct, 1/2", FxUM, 1 Cv, 8-13psi SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44089_en_750104c5-ccd3-4aee-8779-3de1525f01c0_medium.jpg?v=1723872760)
258-02005C | MT Series 2W Valve Assy, ANSI 250, NC, Mod Eq Pct, 1 / 2", FxUM, 1 Cv, 8-13psi SR | Siemens
Brand: Siemens
SKU: 258-02005C
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![Siemens 258-02000C MT Series 2W Valve Assy, ANSI 250, NC, Mod Eq Pct, 1/2", FxF, 0.4Cv, 8-13psi SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44084_en_2c674b75-8d9c-487c-ae8d-b05304318a7c_medium.jpg?v=1723872744)
258-02000C | MT Series 2W Valve Assy, ANSI 250, NC, Mod Eq Pct, 1 / 2", FxF, 0.4Cv, 8-13psi SR | Siemens
Brand: Siemens
SKU: 258-02000C
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![Siemens 257-02049 MT Series 2W Valve Assy, ANSI 250, NO, Mod Eq Pct, 1/2", FxF, 0.63Cv, 3-8psi SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44084_en_bd96fccb-5eab-4dc6-a91a-9ed63006a005_medium.jpg?v=1723872745)
257-02049 | MT Series 2W Valve Assy, ANSI 250, NO, Mod Eq Pct, 1 / 2", FxF, 0.63Cv, 3-8psi SR | Siemens
Brand: Siemens
SKU: 257-02049
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![Siemens 257-02047 MT Series 2W Valve Assy, ANSI 250, NO, Mod Eq Pct, 1/2", FxF, 0.4 Cv, 3-8psi SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44084_en_506ee097-9f08-49fb-b8f9-fce1ab431019_medium.jpg?v=1723872773)
257-02047 | MT Series 2W Valve Assy, ANSI 250, NO, Mod Eq Pct, 1 / 2", FxF, 0.4 Cv, 3-8psi SR | Siemens
Brand: Siemens
SKU: 257-02047
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![Siemens 257-02041 MT Series 2W Valve Assy, ANSI 250, NO, Mod Eq Pct, 1/2", FxF, 4 Cv, 3-8psi SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44084_en_43467a04-6aa6-4b20-96b5-fb0a65cbb8de_medium.jpg?v=1723872781)
257-02041 | MT Series 2W Valve Assy, ANSI 250, NO, Mod Eq Pct, 1 / 2", FxF, 4 Cv, 3-8psi SR | Siemens
Brand: Siemens
SKU: 257-02041
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![Siemens 257-02011B MT Series 2W Valve Assy, ANSI 250, NC, Mod Eq Pct, 1/2", FxUM, 4 Cv, 3-8psi SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44089_en_9dc95b6e-d75b-4d8e-a659-9a4334cefb4b_medium.jpg?v=1723872732)
257-02011B | MT Series 2W Valve Assy, ANSI 250, NC, Mod Eq Pct, 1 / 2", FxUM, 4 Cv, 3-8psi SR | Siemens
Brand: Siemens
SKU: 257-02011B
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![Siemens 257-02010B MT Series 2W Valve Assy, ANSI 250, NC, Mod Eq Pct, 1/2", FxF, 4 Cv, 3-8psi SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44084_en_23e8aecd-6f09-4e6b-a414-b91a5e13aea0_medium.jpg?v=1723872750)
257-02010B | MT Series 2W Valve Assy, ANSI 250, NC, Mod Eq Pct, 1 / 2", FxF, 4 Cv, 3-8psi SR | Siemens
Brand: Siemens
SKU: 257-02010B
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![Siemens 256-02025 MT Series 2W Valve Assy, ANSI 250, NC, Mod Eq Pct, 1/2", FxF, 4 Cv, 10-15psi SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44084_en_a12f8dd5-daf3-4d14-a170-b32581cdb54d_medium.jpg?v=1723872717)
256-02025 | MT Series 2W Valve Assy, ANSI 250, NC, Mod Eq Pct, 1 / 2", FxF, 4 Cv, 10-15psi SR | Siemens
Brand: Siemens
SKU: 256-02025
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![Siemens 256-02019 MT Series 2W Valve Assy, ANSI 250, NC, Mod Eq Pct, 1/2", FxF, 1 Cv, 10-15psi SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44084_en_6f221118-f1ef-4a13-860c-f0da4bf27371_medium.jpg?v=1723872715)
256-02019 | MT Series 2W Valve Assy, ANSI 250, NC, Mod Eq Pct, 1 / 2", FxF, 1 Cv, 10-15psi SR | Siemens
Brand: Siemens
SKU: 256-02019
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![Siemens 256-02018 MT Series 2W Valve assy, ANSI 250 NC Mod Eq Pct 1/2" FxUM 0.63Cv 10-15psi SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44089_en_9efb27e2-a944-4e86-b05c-86a6d32fdc96_medium.jpg?v=1723872720)
256-02018 | MT Series 2W Valve assy, ANSI 250 NC Mod Eq Pct 1 / 2" FxUM 0.63Cv 10-15psi SR | Siemens
Brand: Siemens
SKU: 256-02018
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![Siemens 255-01121 MZ Series 2W Valve Assy, ANSI 250,NO, Linear, 1/2 In FxF, 1.6 Cv, El/Mech | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44086_en_f06f8aac-c223-488b-a00f-e8b6cbe134bf_medium.jpg?v=1723872712)
255-01121 | MZ Series 2W Valve Assy, ANSI 250, NO, Linear, 1 / 2 In FxF, 1.6 Cv, El / Mech | Siemens
Brand: Siemens
SKU: 255-01121
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![Siemens 254-01126 MZ Series 2W Valve Assembly, ANSI 250, NO, Linear, 1/2", FxF, 4 Cv, Elect/Mech | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44086_en_f4df73ab-336f-4a19-adde-0670f58cec92_medium.jpg?v=1723872708)
254-01126 | MZ Series 2W Valve Assembly, ANSI 250, NO, Linear, 1 / 2", FxF, 4 Cv, Elect / Mech | Siemens
Brand: Siemens
SKU: 254-01126
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![Siemens 254-01123 MZ Series Valve Assembly, ANSI 250, 2W, NO, Linear, 1/2", FxF, 2.5Cv, El/Mech | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44086_en_f5a1e6cc-96d8-4479-bbe0-284e2e6688ea_medium.jpg?v=1723872707)
254-01123 | MZ Series Valve Assembly, ANSI 250, 2W, NO, Linear, 1 / 2", FxF, 2.5Cv, El / Mech | Siemens
Brand: Siemens
SKU: 254-01123
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![Siemens 254-01121 MZ Series Valve Assembly, ANSI 250, 2W, NO, Linear, 1/2", FxF, 1.6Cv, El/Mech | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44086_en_ca0e6331-2ca8-40b7-bb53-8fffb67bdf1c_medium.jpg?v=1723872706)
254-01121 | MZ Series Valve Assembly, ANSI 250, 2W, NO, Linear, 1 / 2", FxF, 1.6Cv, El / Mech | Siemens
Brand: Siemens
SKU: 254-01121
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![Siemens 254-01106 MZ Series Valve Assembly, ANSI 250, 2W, NC, Linear, 1/2", FxF, 1.6Cv, El/Mech | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44086_en_9cce7734-cbdf-4606-b8dc-e2afc618ca6b_medium.jpg?v=1723872703)
254-01106 | MZ Series Valve Assembly, ANSI 250, 2W, NC, Linear, 1 / 2", FxF, 1.6Cv, El / Mech | Siemens
Brand: Siemens
SKU: 254-01106
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![Siemens 254-01100 MZ Series Valve Assembly, ANSI 250, 2W, NC, Linear, 1/2", FxF, 0.4 Cv, El/Mech | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44086_en_medium.jpg?v=1723872689)
254-01100 | MZ Series Valve Assembly, ANSI 250, 2W, NC, Linear, 1 / 2", FxF, 0.4 Cv, El / Mech | Siemens
Brand: Siemens
SKU: 254-01100
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![Siemens 248-00211 Zone valve, 2-way, 1/2", 2.5 Cv, NPT w/ 24Vac, SSP61U actuator, 0-10Vdc, NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44674_en_57a83e0a-cb9b-4883-b4bf-2bed3b84f3af_medium.jpg?v=1723872688)
248-00211 | Zone valve, 2-way, 1 / 2", 2.5 Cv, NPT w / 24Vac, SSP61U actuator, 0-10Vdc, NSR | Siemens
Brand: Siemens
SKU: 248-00211
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![Siemens 245-00514 Zone valve, 2-way, 1/2", 4.0 Cv, SWT w/ 24Vac 0-10Vdc NSR actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44677_en_d8bc52d0-00af-4bfa-84d2-79a144e2fcff_medium.jpg?v=1723872694)
245-00514 | Zone valve, 2-way, 1 / 2", 4.0 Cv, SWT w / 24Vac 0-10Vdc NSR actuator | Siemens (OBSOLETE)
Brand: Siemens
SKU: 245-00514
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![Siemens 245-00211 Zone valve, 2-way, 1/2", 2.5 Cv, NPT w/ 24Vac 0-10Vdc NSR actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44674_en_db60dd87-1bac-40bb-9b49-36a8f5a46204_medium.jpg?v=1723872701)
245-00211 | Zone valve, 2-way, 1 / 2", 2.5 Cv, NPT w / 24Vac 0-10Vdc NSR actuator | Siemens
Brand: Siemens
SKU: 245-00211
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![Siemens 243-00214 Zone valve, 2-way, 1/2", 4.0 Cv, NPT w/ 24V 2-position SR actuator fails NO | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44673_en_24b7c871-eed5-41ec-aec8-858ebea399e4_medium.jpg?v=1723872670)
243-00214 | Zone valve, 2-way, 1 / 2", 4.0 Cv, NPT w / 24V 2-position SR actuator fails NO | Siemens
Brand: Siemens
SKU: 243-00214
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![Siemens 243-00210 Zone valve, 2-way, 1/2", 1.0 Cv, NPT w/ 24V 2-position SR actuator fails NO | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44673_en_a891aeaa-5283-456f-af01-133c4f6de7fa_medium.jpg?v=1723872691)
243-00210 | Zone valve, 2-way, 1 / 2", 1.0 Cv, NPT w / 24V 2-position SR actuator fails NO | Siemens
Brand: Siemens
SKU: 243-00210
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![Siemens 242-00211 Zone valve, 2-way, 1/2", 2.5 Cv, NPT w/ 24V 2-position SR actuator fails NC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44673_en_41392b3c-919c-4406-a9cd-64c93d9d8b1e_medium.jpg?v=1723872681)
242-00211 | Zone valve, 2-way, 1 / 2", 2.5 Cv, NPT w / 24V 2-position SR actuator fails NC | Siemens
Brand: Siemens
SKU: 242-00211
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![Siemens 240-00211 Zone valve, 2-way, 1/2", 2.5 Cv, NPT w/ 115V 2-position SR actuator fails NC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44673_en_2b717887-dfb8-4fb2-aa9a-aaa7344d519e_medium.jpg?v=1723872629)
240-00211 | Zone valve, 2-way, 1 / 2", 2.5 Cv, NPT w / 115V 2-position SR actuator fails NC | Siemens
Brand: Siemens
SKU: 240-00211
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