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![Johnson Controls VFC-040ZE-452B 4 IN 2-WAY BTFLY VLV; HP PNEU; SPRING CLOSED PROPORTIONAL 450 PSI CLOSE-OFF | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900150_634ee387-521c-4d06-b38d-e97acdc11d62_medium.jpg?v=1720007213)
VFC-040ZE-452B | 4 IN 2-WAY BTFLY VLV; HP PNEU; SPRING CLOSED PROPORTIONAL 450 PSI CLOSE-OFF | Johnson Controls
Brand: Johnson Controls
SKU: VFC-040ZE-452B
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![Johnson Controls VFC-040ZE-040E 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 450 PSI CLOSE-OFF | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900149_5bcde303-a2c4-48b4-abae-56964569f8d2_medium.jpg?v=1720007212)
VFC-040ZE-040E | 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 450 PSI CLOSE-OFF | Johnson Controls
Brand: Johnson Controls
SKU: VFC-040ZE-040E
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![Johnson Controls VFC-040ZE-040C 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 450 PSI CLOSE-OFF | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900149_b74f48e5-74d3-4f8e-96eb-4415327df746_medium.jpg?v=1720007215)
VFC-040ZE-040C | 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 450 PSI CLOSE-OFF | Johnson Controls
Brand: Johnson Controls
SKU: VFC-040ZE-040C
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![Johnson Controls VFC-040ZE-040B 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION PROPORTIONAL 450 PSI CLOSE-OFF | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900150_aa948d95-aa3a-458a-8424-51e485f154c4_medium.jpg?v=1720007213)
VFC-040ZE-040B | 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION PROPORTIONAL 450 PSI CLOSE-OFF | Johnson Controls
Brand: Johnson Controls
SKU: VFC-040ZE-040B
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![Johnson Controls VFC-040VE-030E 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 225 PSI CLOSE-OFF | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900149_97a83ed0-0cec-4553-a7ec-ba894b8b3b6c_medium.jpg?v=1720007159)
VFC-040VE-030E | 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 225 PSI CLOSE-OFF | Johnson Controls
Brand: Johnson Controls
SKU: VFC-040VE-030E
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![Johnson Controls VFC-040VE-030C 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 225 PSI CLOSE-OFF | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900149_c5109d32-6c29-448d-ab5f-a64767ddea37_medium.jpg?v=1720007211)
VFC-040VE-030C | 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 225 PSI CLOSE-OFF | Johnson Controls
Brand: Johnson Controls
SKU: VFC-040VE-030C
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![Johnson Controls VFC-040VE-030B 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION PROPORTIONAL 225 PSI CLOSE-OFF | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900150_ef0e1e44-7eb5-4594-8d06-3f6ac87c496f_medium.jpg?v=1720007208)
VFC-040VE-030B | 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION PROPORTIONAL 225 PSI CLOSE-OFF | Johnson Controls
Brand: Johnson Controls
SKU: VFC-040VE-030B
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![Johnson Controls VFC-040LB-030E 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION; 2-POSITION; 50 PSI CLOSE-OFF; 24 VAC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900143_6ad570fe-8418-4a46-82c7-fa8881d77288_medium.jpg?v=1720007225)
VFC-040LB-030E | 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION; 2-POSITION; 50 PSI CLOSE-OFF; 24 VAC | Johnson Controls
Brand: Johnson Controls
SKU: VFC-040LB-030E
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![Johnson Controls VFC-040LB-030C 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION; 2-POSITION; 50 PSI CLOSE-OFF; 120 VAC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900143_2d71f83e-4d36-4318-8007-b2fdea661aa2_medium.jpg?v=1720007211)
VFC-040LB-030C | 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION; 2-POSITION; 50 PSI CLOSE-OFF; 120 VAC | Johnson Controls
Brand: Johnson Controls
SKU: VFC-040LB-030C
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![Johnson Controls VFC-040LB-030B 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION PROPORTIONAL 50 PSI CLOSE OFF WITH POSITIONER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900142_48dddbe3-3c1b-4890-86cb-5b708abaf2cc_medium.jpg?v=1720007197)
VFC-040LB-030B | 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION PROPORTIONAL 50 PSI CLOSE OFF WITH POSITIONER | Johnson Controls
Brand: Johnson Controls
SKU: VFC-040LB-030B
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![Johnson Controls VFC-040LB-001N VF6431DA+3153 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/VF_2W_D3000_9fb750dc-057d-4ae1-b84a-ad6ee96c8100_medium.jpg?v=1715735006)
VFC-040LB-001N | VF6431DA+3153 | Johnson Controls
Brand: Johnson Controls
SKU: VFC-040LB-001N
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![Johnson Controls VFC-040LB-001A VF6431DA+3153P | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/VF_2W_D3000_285054c1-fc31-42ce-a78d-f6694d4f7e71_medium.jpg?v=1715734962)
VFC-040LB-001A | VF6431DA+3153P | Johnson Controls
Brand: Johnson Controls
SKU: VFC-040LB-001A
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![Johnson Controls VFC-040HB-030E 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 175 PSI CLOSE-OFF | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900143_f12b3756-7a95-429b-88d7-662d0a9e3427_medium.jpg?v=1720007235)
VFC-040HB-030E | 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 175 PSI CLOSE-OFF | Johnson Controls
Brand: Johnson Controls
SKU: VFC-040HB-030E
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![Johnson Controls VFC-040HB-030C 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 175 PSI CLOSE-OFF | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900143_da3bcd66-e5ef-4f21-9961-437fbf1d4116_medium.jpg?v=1720007208)
VFC-040HB-030C | 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 175 PSI CLOSE-OFF | Johnson Controls
Brand: Johnson Controls
SKU: VFC-040HB-030C
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![Johnson Controls VFC-040HB-030B 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION PROPORTIONAL 175 PSI CLOSE-OFF | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900142_3b6fef5e-b19d-4ab7-b66b-1ad13e0b447b_medium.jpg?v=1720007196)
VFC-040HB-030B | 4 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION PROPORTIONAL 175 PSI CLOSE-OFF | Johnson Controls
Brand: Johnson Controls
SKU: VFC-040HB-030B
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![Johnson Controls VFC-040HB-002N VF4431DA+3244 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/VF_2W_D3000_91224cce-2654-41ea-8532-907f7245a63f_medium.jpg?v=1715734889)
VFC-040HB-002N | VF4431DA+3244 | Johnson Controls
Brand: Johnson Controls
SKU: VFC-040HB-002N
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![Johnson Controls VFC-040HB-002A VF4431DA+3244P | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/VF_2W_D3000_69ddb661-fb3f-47e2-bf6e-8c254149af8f_medium.jpg?v=1715734977)
VFC-040HB-002A | VF4431DA+3244P | Johnson Controls
Brand: Johnson Controls
SKU: VFC-040HB-002A
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![Johnson Controls VFC-030ZE-723D 3 IN; 2-WAY BTFLY VLV; ELECTRIC; FLOATING 450 PSI CLOSE-OFF 120 VAC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900151_ae77e5b6-a900-478c-941b-3329ac0384ea_medium.jpg?v=1720007239)
VFC-030ZE-723D | 3 IN; 2-WAY BTFLY VLV; ELECTRIC; FLOATING 450 PSI CLOSE-OFF 120 VAC | Johnson Controls (OBSOLETE)
Brand: Johnson Controls
SKU: VFC-030ZE-723D
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![Johnson Controls VFC-030ZE-703N 3 IN; 2-WAY BTFLY VLV; ELECTRIC; PROPORTIONAL 450 PSI CLOSE-OFF 120 VAC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900151_0d0152ae-4563-4749-9d0b-a41bcbbb92d6_medium.jpg?v=1720007195)
VFC-030ZE-703N | 3 IN; 2-WAY BTFLY VLV; ELECTRIC; PROPORTIONAL 450 PSI CLOSE-OFF 120 VAC | Johnson Controls (OBSOLETE)
Brand: Johnson Controls
SKU: VFC-030ZE-703N
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![Johnson Controls VFC-030ZE-030E 3 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 450 PSI CLOSE-OFF | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900149_f82d8a42-a1ad-495d-a1e8-f26e4bd24fe1_medium.jpg?v=1720007209)
VFC-030ZE-030E | 3 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 450 PSI CLOSE-OFF | Johnson Controls
Brand: Johnson Controls
SKU: VFC-030ZE-030E
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![Johnson Controls VFC-030ZE-030C 3 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 450 PSI CLOSE-OFF | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900149_be90d326-b7ed-4b76-bf56-5d5bcc608983_medium.jpg?v=1720007188)
VFC-030ZE-030C | 3 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 450 PSI CLOSE-OFF | Johnson Controls
Brand: Johnson Controls
SKU: VFC-030ZE-030C
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![Johnson Controls VFC-030ZE-030B 3 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION PROPORTIONAL 450 PSI CLOSE-OFF | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900150_c5acb03c-466e-4fc8-971c-c867a81420e0_medium.jpg?v=1720007194)
VFC-030ZE-030B | 3 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION PROPORTIONAL 450 PSI CLOSE-OFF | Johnson Controls
Brand: Johnson Controls
SKU: VFC-030ZE-030B
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![Johnson Controls VFC-030VE-030E 3 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 225 PSI CLOSE-OFF | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900149_6fac570b-ecba-43de-96c6-b2dcc70e53da_medium.jpg?v=1720007184)
VFC-030VE-030E | 3 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 225 PSI CLOSE-OFF | Johnson Controls
Brand: Johnson Controls
SKU: VFC-030VE-030E
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![Johnson Controls VFC-030VE-030C 3 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 225 PSI CLOSE-OFF | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1900149_912a041f-67fe-4095-9407-d1f1f607f979_medium.jpg?v=1720007196)
VFC-030VE-030C | 3 IN 2-WAY BTFLY VLV; HP PNEU; DUAL ACTION 2-POSITION 225 PSI CLOSE-OFF | Johnson Controls
Brand: Johnson Controls
SKU: VFC-030VE-030C
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View all →![Veris PX3DLX02 Pressure | Dry | Duct | LCD | 0-10 In WC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PX3DLX02_4069df82-0643-48ae-8cf1-82ce32c73ead_large.jpg?v=1721247857)
PX3DLX02 | Pressure | Dry | Duct | LCD | 0-10 In WC | Veris
Brand: Veris
SKU: PX3DLX02![Veris H971 Current Sensor | DC | Split | 0-200A | Pulse Reset | Bi-Directional | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/H971_large.jpg?v=1720029813)
H971 | Current Sensor | DC | Split | 0-200A | Pulse Reset | Bi-Directional | Veris
Brand: Veris
SKU: H971![Siemens SAS61.33U MT Series SAS Electronic Valve Act, SR, 24V, 0-10V / 4-20 mA Proport Control | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SAS61.33U_78a9114f-bcb0-4494-9269-0c4c103614c9_large.jpg?v=1720023835)
SAS61.33U | MT Series SAS Electronic Valve Act, SR, 24V, 0-10V / 4-20 mA Proport Control | Siemens
Brand: Siemens
SKU: SAS61.33U![Veris PW2LX05S Pressure | Wet | NEMA 4 | LCD | 0-250PSID | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PW2LX05S_large.jpg?v=1720029916)
PW2LX05S | Pressure | Wet | NEMA 4 | LCD | 0-250PSID | Veris
Brand: Veris
SKU: PW2LX05S![Siemens RDY2000BN BACnet Commercial Thermostat | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/RDY2000BN_e3c0626d-a99d-46c3-b2b3-52fd3373e5c4_large.jpg?v=1720023806)
RDY2000BN | BACnet Commercial Thermostat | Siemens
Brand: Siemens
SKU: RDY2000BN![Viconics R820-643-REV2 SCR Power controller 600 V, 45 A, 3 phase | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/r820_7cb77ca8-160c-48e9-aeff-0d2c30617492_large.jpg?v=1720030225)
R820-643-REV2 | SCR Power controller 600 V, 45 A, 3 phase | Viconics
Brand: Viconics
SKU: R820-643-REV2![iO HVAC Controls iO-WR-XR Extended Range wireless relay kit | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO_WR_XR_web_large.png?v=1719992337)
iO-WR-XR | Extended Range wireless relay kit | iO HVAC Controls (OBSOLETE)
Brand: iO HVAC Controls
SKU: iO-WR-XR