Spring Return Valve Actuators: Precise Control with Spring-Assisted Action
Midwest Supply offers a comprehensive selection of spring return valve actuators from Belimo, a trusted brand known for its high-quality and reliable HVAC components. Spring return actuators provide a fail-safe mechanism, ensuring the valve returns to a safe position in case of power loss.
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![Belimo B318+LF120-S US CCV | 0.75" | 3 Way | 7.4 Cv | w/ Spg Rtn | 120V | On/Off | SW | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_LF_web_bbca87e4-c184-404c-8a01-cde807d8d7f8_medium.png?v=1723861135)
B318+LF120-S US | CCV | 0.75" | 3 Way | 7.4 Cv | w/ Spg Rtn | 120V | On/Off | SW | Belimo
Brand: Belimo
SKU: B318+LF120-S US
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![Belimo B318+LF120 US CCV | 0.75" | 3 Way | 7.4 Cv | w/ Spg Rtn | 120V | On/Off | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_LF_web_814e03f6-f185-4ff4-82de-4db78f41e05e_medium.png?v=1723861196)
B318+LF120 US | CCV | 0.75" | 3 Way | 7.4 Cv | w/ Spg Rtn | 120V | On/Off | Belimo
Brand: Belimo
SKU: B318+LF120 US
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![Belimo B317B+TFRX24-3-S CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | Floating | SW | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_TFR-web-product_e1826ecc-a6ef-4e3d-9965-054705fb0d2f_medium.jpg?v=1723861210)
B317B+TFRX24-3-S | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | Floating | SW | Belimo (OBSOLETE)
Brand: Belimo
SKU: B317B+TFRX24-3-S
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![Belimo B317B+TFRX120-S CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 100-240V | On/Off | SW | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_TFR-web-product_51ed10f1-13e2-438a-a7e8-4081842e18b4_medium.jpg?v=1723861223)
B317B+TFRX120-S | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 100-240V | On/Off | SW | Belimo (OBSOLETE)
Brand: Belimo
SKU: B317B+TFRX120-S
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![Belimo B317B+TFRB24-SR-S CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | 2-10V | SW | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_TFR-web_de2a7e9a-4540-47e6-88db-407f1281ae68_medium.png?v=1723861114)
B317B+TFRB24-SR-S | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | 2-10V | SW | Belimo
Brand: Belimo
SKU: B317B+TFRB24-SR-S
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![Belimo B317B+TFRB24-SR CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | 2-10V | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_TFR-web_0d092847-f417-4255-96f8-34c1e58aa1a2_medium.png?v=1723861139)
B317B+TFRB24-SR | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | 2-10V | Belimo
Brand: Belimo
SKU: B317B+TFRB24-SR
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![Belimo B317B+TFRB24-S CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | On/Off | SW | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_TFR-web_8961c87a-57ba-4917-a495-b6dbe63095ff_medium.png?v=1723861180)
B317B+TFRB24-S | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | On/Off | SW | Belimo
Brand: Belimo
SKU: B317B+TFRB24-S
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![Belimo B317B+TFRB24-3-S CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | Floating | SW | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_TFR-web-product_13520650-c1e1-4b00-8356-c4fbca402847_medium.jpg?v=1723861135)
B317B+TFRB24-3-S | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | Floating | SW | Belimo (OBSOLETE)
Brand: Belimo
SKU: B317B+TFRB24-3-S
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![Belimo B317B+TFRB24-3 CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | Floating | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_TFR-web_8bb14ca0-4fe7-42e5-b760-96d1b89b491e_medium.png?v=1723861146)
B317B+TFRB24-3 | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | Floating | Belimo
Brand: Belimo
SKU: B317B+TFRB24-3
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![Belimo B317B+TFRB24 CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | On/Off | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_TFR-web_aaaad3a7-69b3-493e-b4c8-9454e8f08c08_medium.png?v=1723861152)
B317B+TFRB24 | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | On/Off | Belimo
Brand: Belimo
SKU: B317B+TFRB24
View Details
![Belimo B317B+TFRB120-S CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 100-240V | On/Off | SW | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_TFR-web-product_96c59487-b244-4d2f-abff-a2b72892b36b_medium.jpg?v=1723861132)
B317B+TFRB120-S | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 100-240V | On/Off | SW | Belimo (OBSOLETE)
Brand: Belimo
SKU: B317B+TFRB120-S
View Details
![Belimo B317B+TFRB120 CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 100-240V | On/Off | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_TFR-web_09844cb4-8979-4b4b-8a31-8b3b945d643f_medium.png?v=1723861159)
B317B+TFRB120 | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 100-240V | On/Off | Belimo
Brand: Belimo
SKU: B317B+TFRB120
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![Belimo B317B+LF24-SR-S US CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | 2-10V | SW | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_LF_web_a776b3b3-7ff5-4bd9-bedd-d1d624e05ceb_medium.png?v=1723861018)
B317B+LF24-SR-S US | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | 2-10V | SW | Belimo
Brand: Belimo
SKU: B317B+LF24-SR-S US
View Details
![Belimo B317B+LF24-SR US CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | 2-10V | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_LF_web_00f646ce-f3ed-467d-8c64-6bce49498946_medium.png?v=1723861074)
B317B+LF24-SR US | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | 2-10V | Belimo
Brand: Belimo
SKU: B317B+LF24-SR US
View Details
![Belimo B317B+LF24-S US CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | On/Off | SW | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_LF_web_bc5d847f-dc20-42fa-a0b1-081ba9c278d0_medium.png?v=1723861138)
B317B+LF24-S US | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | On/Off | SW | Belimo
Brand: Belimo
SKU: B317B+LF24-S US
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![Belimo B317B+LF24-3 US CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | Floating | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_LF_web_eee9f5ee-b29c-43b2-b1bc-9f082a3167f9_medium.png?v=1723861002)
B317B+LF24-3 US | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | Floating | Belimo
Brand: Belimo
SKU: B317B+LF24-3 US
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![Belimo B317B+LF24 US CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | On/Off | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_LF_web_34b95e96-8e9c-4f5d-907f-a4b455c849d3_medium.png?v=1723861013)
B317B+LF24 US | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | On/Off | Belimo
Brand: Belimo
SKU: B317B+LF24 US
View Details
![Belimo B317B+LF120-S US CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 120V | On/Off | SW | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_LF_web_0b2f18ad-4dfa-42d1-8fea-b3c7936231e7_medium.png?v=1723860964)
B317B+LF120-S US | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 120V | On/Off | SW | Belimo
Brand: Belimo
SKU: B317B+LF120-S US
View Details
![Belimo B317B+LF120 US CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 120V | On/Off | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_LF_web_c3c30022-d034-4f65-96f9-53cc7e71331c_medium.png?v=1723861091)
B317B+LF120 US | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 120V | On/Off | Belimo
Brand: Belimo
SKU: B317B+LF120 US
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![Belimo B317+TFRX24-SR-S CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | 2-10V | SW | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_TFR-web_3a59d3be-58d6-467f-a2f2-a5008955aae6_medium.png?v=1723861081)
B317+TFRX24-SR-S | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | 2-10V | SW | Belimo
Brand: Belimo
SKU: B317+TFRX24-SR-S
View Details
![Belimo B317+TFRX24-SR CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | 2-10V | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_TFR-web_035937ec-25af-4118-88b9-7c366e51f275_medium.png?v=1723861111)
B317+TFRX24-SR | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | 2-10V | Belimo
Brand: Belimo
SKU: B317+TFRX24-SR
View Details
![Belimo B317+TFRX24-S CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | On/Off | SW | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_TFR-web_44d14af3-ea7e-4701-9deb-7f39858b3e62_medium.png?v=1723861104)
B317+TFRX24-S | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | On/Off | SW | Belimo
Brand: Belimo
SKU: B317+TFRX24-S
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![Belimo B317+TFRX24-MFT CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | MFT | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_TFR-web_36275992-18f4-4e15-9686-d281d11ca102_medium.png?v=1723861129)
B317+TFRX24-MFT | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | MFT | Belimo
Brand: Belimo
SKU: B317+TFRX24-MFT
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![Belimo B317+TFRX24-3-S CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | Floating | SW | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/B3_TFR-web_b95ca822-3766-4938-841f-3305d8b7de2f_medium.png?v=1723861069)
B317+TFRX24-3-S | CCV | 0.75" | 3 Way | 4.7 Cv | w/ Spg Rtn | 24V | Floating | SW | Belimo
Brand: Belimo
SKU: B317+TFRX24-3-S
Control Valves Type
Actuator Type
Control Input
Cv / GPM
- 0.29 Cv
- 0.3 Cv
- 0.4 Cv
- 0.46 Cv
- 0.73 Cv
- 0.8 Cv
- 1 Cv
- 1.16 Cv
- 1.2 Cv
- 1.3 Cv
- 1.86 Cv
- 1.9 Cv
- 10 Cv
- 108 Cv
- 11 Cv
- 11.6 Cv
- 110 Cv
- 115 Cv
- 12.8 Cv
- 120 Cv
- 13.2 Cv
- 130 Cv
- 14 Cv
- 15 Cv
- 150 Cv
- 154 Cv
- 16 Cv
- 170 Cv
- 177 Cv
- 18.56 Cv
- 19 Cv
- 190 Cv
- 195 Cv
- 196 Cv
- 2 Cv
- 2.2 Cv
- 2.5 Cv
- 2.9 Cv
- 20 Cv
- 207 Cv
- 210 Cv
- 24 Cv
- 240 Cv
- 248 Cv
- 25 Cv
- 263 Cv
- 28 Cv
- 29 Cv
- 3 Cv
- 3.5 Cv
- 30 Cv
- 34 Cv
- 344 Cv
- 350 Cv
- 37 Cv
- 4 Cv
- 4.4 Cv
- 4.55 Cv
- 4.64 Cv
- 4.7 Cv
- 40 Cv
- 41 Cv
- 43 Cv
- 46 Cv
- 48 Cv
- 5 Cv
- 5.5 Cv
- 51 Cv
- 55 Cv
- 57 Cv
- 6.4 Cv
- 6.75 Cv
- 60 Cv
- 65 Cv
- 68 Cv
- 7.31 Cv
- 7.4 Cv
- 7.5 Cv
- 70 Cv
- 75 Cv
- 77 Cv
- 8 Cv
- 83 Cv
- 84 Cv
- 85 Cv
- 87 Cv
- 9.28 Cv
- 90 Cv
- 91 Cv
Spring Return
Torque
Valve Size
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as experts in Spring Return Valve Actuators
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