Siemens Non-spring return Spring return
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![Siemens B308UA-HA266.1K BFV 3W 8" 50PSI 120VAC MOD HTR CONFIG A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B308UA-HA266.1K_medium.jpg?v=1720023063)
B308UA-HA266.1K | BFV 3W 8" 50PSI 120VAC MOD HTR CONFIG A | Siemens
Brand: Siemens
SKU: B308UA-HA266.1K
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![Siemens B308UB-HA266.1K BFV 3W 8" 50PSI 120VAC MOD HTR CONFIG B | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B308UB-HA266.1K_medium.jpg?v=1720023095)
B308UB-HA266.1K | BFV 3W 8" 50PSI 120VAC MOD HTR CONFIG B | Siemens
Brand: Siemens
SKU: B308UB-HA266.1K
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![Siemens B305UA-HA266.600 BFV 3W 5" 50PSI 120VAC MOD HTR CONFIG A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B305UA-HA266.600_medium.jpg?v=1720023078)
B305UA-HA266.600 | BFV 3W 5" 50PSI 120VAC MOD HTR CONFIG A | Siemens
Brand: Siemens
SKU: B305UA-HA266.600
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![Siemens B306UC-HA266.1K BFV 3W 6" 50PSI 120VAC MOD HTR CONFIG C | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B306UC-HA266.1K_medium.jpg?v=1720023037)
B306UC-HA266.1K | BFV 3W 6" 50PSI 120VAC MOD HTR CONFIG C | Siemens
Brand: Siemens
SKU: B306UC-HA266.1K
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![Siemens B306UB-HA266.1K BFV 3W 6" 50PSI 120VAC MOD HTR CONFIG B | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B306UB-HA266.1K_medium.jpg?v=1720023013)
B306UB-HA266.1K | BFV 3W 6" 50PSI 120VAC MOD HTR CONFIG B | Siemens
Brand: Siemens
SKU: B306UB-HA266.1K
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![Siemens B306UA-HA266.1K BFV 3W 6" 50PSI 120VAC MOD HTR CONFIG A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B306UA-HA266.1K_medium.jpg?v=1720023049)
B306UA-HA266.1K | BFV 3W 6" 50PSI 120VAC MOD HTR CONFIG A | Siemens
Brand: Siemens
SKU: B306UA-HA266.1K
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![Siemens B305UD-HA266.600 BFV 3W 5" 50PSI 120VAC MOD HTR CONFIG D | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B305UD-HA266.600_medium.jpg?v=1720023052)
B305UD-HA266.600 | BFV 3W 5" 50PSI 120VAC MOD HTR CONFIG D | Siemens
Brand: Siemens
SKU: B305UD-HA266.600
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![Siemens B305UC-HA266.600 BFV 3W 5" 50PSI 120VAC MOD HTR CONFIG C | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B305UC-HA266.600_medium.jpg?v=1720023015)
B305UC-HA266.600 | BFV 3W 5" 50PSI 120VAC MOD HTR CONFIG C | Siemens
Brand: Siemens
SKU: B305UC-HA266.600
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![Siemens B320UD-HA226.13K BFV 3W 20" 50PSI 120VAC 2 POS HTR CONFIG D | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B320UD-HA226.13K_medium.jpg?v=1720023151)
B320UD-HA226.13K | BFV 3W 20" 50PSI 120VAC 2 POS HTR CONFIG D | Siemens
Brand: Siemens
SKU: B320UD-HA226.13K
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![Siemens B305UB-HA266.600 BFV 3W 5" 50PSI 120VAC MOD HTR CONFIG B | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B305UB-HA266.600_medium.jpg?v=1720023019)
B305UB-HA266.600 | BFV 3W 5" 50PSI 120VAC MOD HTR CONFIG B | Siemens
Brand: Siemens
SKU: B305UB-HA266.600
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![Siemens B304UD-HA266.600 BFV 3W 4" 50PSI 120VAC MOD HTR CONFIG D | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B304UD-HA266.600_medium.jpg?v=1720022992)
B304UD-HA266.600 | BFV 3W 4" 50PSI 120VAC MOD HTR CONFIG D | Siemens
Brand: Siemens
SKU: B304UD-HA266.600
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![Siemens B304UC-HA266.600 BFV 3W 4" 50PSI 120VAC MOD HTR CONFIG C | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B304UC-HA266.600_medium.jpg?v=1720023035)
B304UC-HA266.600 | BFV 3W 4" 50PSI 120VAC MOD HTR CONFIG C | Siemens
Brand: Siemens
SKU: B304UC-HA266.600
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![Siemens B320UC-HA226.13K BFV 3W 20" 50PSI 120VAC 2 POS HTR CONFIG C | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B320UC-HA226.13K_medium.jpg?v=1720023144)
B320UC-HA226.13K | BFV 3W 20" 50PSI 120VAC 2 POS HTR CONFIG C | Siemens
Brand: Siemens
SKU: B320UC-HA226.13K
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![Siemens B320UA-HA226.13K BFV 3W 20" 50PSI 120VAC 2 POS HTR CONFIG A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B320UA-HA226.13K_medium.jpg?v=1720023114)
B320UA-HA226.13K | BFV 3W 20" 50PSI 120VAC 2 POS HTR CONFIG A | Siemens
Brand: Siemens
SKU: B320UA-HA226.13K
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![Siemens B304UB-HA266.600 BFV 3W 4" 50PSI 120VAC MOD HTR CONFIG B | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B304UB-HA266.600_medium.jpg?v=1720023028)
B304UB-HA266.600 | BFV 3W 4" 50PSI 120VAC MOD HTR CONFIG B | Siemens
Brand: Siemens
SKU: B304UB-HA266.600
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![Siemens B324UD-HA226.18K BFV 3W 24" 50PSI 120VAC 2 POS HTR CONFIG D | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B324UD-HA226.18K_medium.jpg?v=1720023140)
B324UD-HA226.18K | BFV 3W 24" 50PSI 120VAC 2 POS HTR CONFIG D | Siemens
Brand: Siemens
SKU: B324UD-HA226.18K
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![Siemens B304UA-HA266.600 BFV 3W 4" 50PSI 120VAC MOD HTR CONFIG A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B304UA-HA266.600_medium.jpg?v=1720023002)
B304UA-HA266.600 | BFV 3W 4" 50PSI 120VAC MOD HTR CONFIG A | Siemens
Brand: Siemens
SKU: B304UA-HA266.600
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![Siemens B318UC-HA226.13K BFV 3W 18" 50PSI 120VAC 2 POS HTR CONFIG C | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B318UC-HA226.13K_medium.jpg?v=1720023127)
B318UC-HA226.13K | BFV 3W 18" 50PSI 120VAC 2 POS HTR CONFIG C | Siemens
Brand: Siemens
SKU: B318UC-HA226.13K
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![Siemens B316UD-HA226.13K BFV 3W 16" 50PSI 120VAC 2 POS HTR CONFIG D | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B316UD-HA226.13K_medium.jpg?v=1720023136)
B316UD-HA226.13K | BFV 3W 16" 50PSI 120VAC 2 POS HTR CONFIG D | Siemens
Brand: Siemens
SKU: B316UD-HA226.13K
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![Siemens B324UC-HA226.18K BFV 3W 24" 50PSI 120VAC 2 POS HTR CONFIG C | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B324UC-HA226.18K_medium.jpg?v=1720023161)
B324UC-HA226.18K | BFV 3W 24" 50PSI 120VAC 2 POS HTR CONFIG C | Siemens
Brand: Siemens
SKU: B324UC-HA226.18K
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![Siemens B318UB-HA226.13K BFV 3W 18" 50PSI 120VAC 2 POS HTR CONFIG B | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B318UB-HA226.13K_medium.jpg?v=1720023116)
B318UB-HA226.13K | BFV 3W 18" 50PSI 120VAC 2 POS HTR CONFIG B | Siemens
Brand: Siemens
SKU: B318UB-HA226.13K
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![Siemens B318UA-HA226.13K BFV 3W 18" 50PSI 120VAC 2 POS HTR CONFIG A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B318UA-HA226.13K_medium.jpg?v=1720023131)
B318UA-HA226.13K | BFV 3W 18" 50PSI 120VAC 2 POS HTR CONFIG A | Siemens
Brand: Siemens
SKU: B318UA-HA226.13K
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![Siemens B324UA-HA226.18K BFV 3W 24" 50PSI 120VAC 2 POS HTR CONFIG A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B324UA-HA226.18K_medium.jpg?v=1720023146)
B324UA-HA226.18K | BFV 3W 24" 50PSI 120VAC 2 POS HTR CONFIG A | Siemens
Brand: Siemens
SKU: B324UA-HA226.18K
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![Siemens B324UB-HA226.18K BFV 3W 24" 50PSI 120VAC 2 POS HTR CONFIG B | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/B324UB-HA226.18K_medium.jpg?v=1720023143)
B324UB-HA226.18K | BFV 3W 24" 50PSI 120VAC 2 POS HTR CONFIG B | Siemens
Brand: Siemens
SKU: B324UB-HA226.18K
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