Siemens Non-spring return Spring return
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![Siemens B320UC-SA266.13K BFV 3W 20" 50PSI 120VAC MOD HTR CONFIG C | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B320UC-SA266.13K_medium.jpg?v=1720023158)
B320UC-SA266.13K | BFV 3W 20" 50PSI 120VAC MOD HTR CONFIG C | Siemens
Brand: Siemens
SKU: B320UC-SA266.13K
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![Siemens B304UB-SA126.600 BFV 3W 4" 50PSI 24VAC 2 POS HTR CONFIG B | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B304UB-SA126.600_medium.jpg?v=1720022996)
B304UB-SA126.600 | BFV 3W 4" 50PSI 24VAC 2 POS HTR CONFIG B | Siemens
Brand: Siemens
SKU: B304UB-SA126.600
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![Siemens B304UA-SA126.600 BFV 3W 4" 50PSI 24VAC 2 POS HTR CONFIG A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B304UA-SA126.600_medium.jpg?v=1720023026)
B304UA-SA126.600 | BFV 3W 4" 50PSI 24VAC 2 POS HTR CONFIG A | Siemens
Brand: Siemens
SKU: B304UA-SA126.600
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![Siemens B318UD-SA266.13K BFV 3W 18" 50PSI 120VAC MOD HTR CONFIG D | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B318UD-SA266.13K_medium.jpg?v=1720023156)
B318UD-SA266.13K | BFV 3W 18" 50PSI 120VAC MOD HTR CONFIG D | Siemens
Brand: Siemens
SKU: B318UD-SA266.13K
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![Siemens B316UD-SA266.13K BFV 3W 16" 50PSI 120VAC MOD HTR CONFIG D | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B316UD-SA266.13K_medium.jpg?v=1720023130)
B316UD-SA266.13K | BFV 3W 16" 50PSI 120VAC MOD HTR CONFIG D | Siemens
Brand: Siemens
SKU: B316UD-SA266.13K
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![Siemens B316UA-SA266.13K BFV 3W 16" 50PSI 120VAC MOD HTR CONFIG A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B316UA-SA266.13K_medium.jpg?v=1720023120)
B316UA-SA266.13K | BFV 3W 16" 50PSI 120VAC MOD HTR CONFIG A | Siemens
Brand: Siemens
SKU: B316UA-SA266.13K
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![Siemens B320UA-SA266.13K BFV 3W 20" 50PSI 120VAC MOD HTR CONFIG A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B320UA-SA266.13K_medium.jpg?v=1720023149)
B320UA-SA266.13K | BFV 3W 20" 50PSI 120VAC MOD HTR CONFIG A | Siemens
Brand: Siemens
SKU: B320UA-SA266.13K
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![Siemens B320UB-SA266.13K BFV 3W 20" 50PSI 120VAC MOD HTR CONFIG B | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B320UB-SA266.13K_medium.jpg?v=1720023153)
B320UB-SA266.13K | BFV 3W 20" 50PSI 120VAC MOD HTR CONFIG B | Siemens
Brand: Siemens
SKU: B320UB-SA266.13K
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![Siemens B314UC-SA266.5K BFV 3W 14" 50PSI 120VAC MOD HTR CONFIG C | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B314UC-SA266.5K_medium.jpg?v=1720023121)
B314UC-SA266.5K | BFV 3W 14" 50PSI 120VAC MOD HTR CONFIG C | Siemens
Brand: Siemens
SKU: B314UC-SA266.5K
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![Siemens B318UC-SA266.13K BFV 3W 18" 50PSI 120VAC MOD HTR CONFIG C | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B318UC-SA266.13K_medium.jpg?v=1720023114)
B318UC-SA266.13K | BFV 3W 18" 50PSI 120VAC MOD HTR CONFIG C | Siemens
Brand: Siemens
SKU: B318UC-SA266.13K
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![Siemens B318UA-SA266.13K BFV 3W 18" 50PSI 120VAC MOD HTR CONFIG A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B318UA-SA266.13K_medium.jpg?v=1720023138)
B318UA-SA266.13K | BFV 3W 18" 50PSI 120VAC MOD HTR CONFIG A | Siemens
Brand: Siemens
SKU: B318UA-SA266.13K
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![Siemens B318UB-SA266.13K BFV 3W 18" 50PSI 120VAC MOD HTR CONFIG B | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B318UB-SA266.13K_medium.jpg?v=1720023117)
B318UB-SA266.13K | BFV 3W 18" 50PSI 120VAC MOD HTR CONFIG B | Siemens
Brand: Siemens
SKU: B318UB-SA266.13K
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![Siemens B316UC-SA266.13K BFV 3W 16" 50PSI 120VAC MOD HTR CONFIG C | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B316UC-SA266.13K_medium.jpg?v=1720023121)
B316UC-SA266.13K | BFV 3W 16" 50PSI 120VAC MOD HTR CONFIG C | Siemens
Brand: Siemens
SKU: B316UC-SA266.13K
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![Siemens B316UB-SA266.13K BFV 3W 16" 50PSI 120VAC MOD HTR CONFIG B | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B316UB-SA266.13K_medium.jpg?v=1720023121)
B316UB-SA266.13K | BFV 3W 16" 50PSI 120VAC MOD HTR CONFIG B | Siemens
Brand: Siemens
SKU: B316UB-SA266.13K
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![Siemens B314UD-SA266.5K BFV 3W 14" 50PSI 120VAC MOD HTR CONFIG D | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B314UD-SA266.5K_medium.jpg?v=1720023150)
B314UD-SA266.5K | BFV 3W 14" 50PSI 120VAC MOD HTR CONFIG D | Siemens
Brand: Siemens
SKU: B314UD-SA266.5K
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![Siemens B310UD-SA266.2K BFV 3W 10" 50PSI 120VAC MOD HTR CONFIG D | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B310UD-SA266.2K_medium.jpg?v=1720023150)
B310UD-SA266.2K | BFV 3W 10" 50PSI 120VAC MOD HTR CONFIG D | Siemens
Brand: Siemens
SKU: B310UD-SA266.2K
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![Siemens B312UC-SA266.2K BFV 3W 12" 50PSI 120VAC MOD HTR CONFIG C | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B312UC-SA266.2K_medium.jpg?v=1720023120)
B312UC-SA266.2K | BFV 3W 12" 50PSI 120VAC MOD HTR CONFIG C | Siemens
Brand: Siemens
SKU: B312UC-SA266.2K
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![Siemens B312UB-SA266.2K BFV 3W 12" 50PSI 120VAC MOD HTR CONFIG B | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B312UB-SA266.2K_medium.jpg?v=1720023105)
B312UB-SA266.2K | BFV 3W 12" 50PSI 120VAC MOD HTR CONFIG B | Siemens
Brand: Siemens
SKU: B312UB-SA266.2K
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![Siemens B314UB-SA266.5K BFV 3W 14" 50PSI 120VAC MOD HTR CONFIG B | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B314UB-SA266.5K_medium.jpg?v=1720023104)
B314UB-SA266.5K | BFV 3W 14" 50PSI 120VAC MOD HTR CONFIG B | Siemens
Brand: Siemens
SKU: B314UB-SA266.5K
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![Siemens B314UA-SA266.5K BFV 3W 14" 50PSI 120VAC MOD HTR CONFIG A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B314UA-SA266.5K_medium.jpg?v=1720023119)
B314UA-SA266.5K | BFV 3W 14" 50PSI 120VAC MOD HTR CONFIG A | Siemens
Brand: Siemens
SKU: B314UA-SA266.5K
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![Siemens B308UC-SA266.1K BFV 3W 8" 50PSI 120VAC MOD HTR CONFIG C | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B308UC-SA266.1K_medium.jpg?v=1720023067)
B308UC-SA266.1K | BFV 3W 8" 50PSI 120VAC MOD HTR CONFIG C | Siemens
Brand: Siemens
SKU: B308UC-SA266.1K
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![Siemens B312UD-SA266.2K BFV 3W 12" 50PSI 120VAC MOD HTR CONFIG D | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B312UD-SA266.2K_medium.jpg?v=1720023148)
B312UD-SA266.2K | BFV 3W 12" 50PSI 120VAC MOD HTR CONFIG D | Siemens
Brand: Siemens
SKU: B312UD-SA266.2K
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![Siemens B310UA-SA266.2K BFV 3W 10" 50PSI 120VAC MOD HTR CONFIG A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B310UA-SA266.2K_medium.jpg?v=1720023152)
B310UA-SA266.2K | BFV 3W 10" 50PSI 120VAC MOD HTR CONFIG A | Siemens
Brand: Siemens
SKU: B310UA-SA266.2K
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![Siemens B310UB-SA266.2K BFV 3W 10" 50PSI 120VAC MOD HTR CONFIG B | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B310UB-SA266.2K_medium.jpg?v=1720023114)
B310UB-SA266.2K | BFV 3W 10" 50PSI 120VAC MOD HTR CONFIG B | Siemens
Brand: Siemens
SKU: B310UB-SA266.2K
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