Transformers 277v Primary
Step up, step down, or isolation transformers for sale. Single or three phase, up to 25kVA- find it at Blackhawk Supply.
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![Weil Mclain](http://blackhawksupply.com/cdn/shop/collections/weil-mclain_100x.gif?v=1682369568)
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![Functional Devices TR40VA013 Transformer 40VA, 208/240/277/480-120Vac, single hub, circuit breaker UL Listed | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/TR40VA013_19b5dca6-1572-4c07-8cb9-c9f657bdfeee_medium.jpg?v=1709157047)
TR40VA013 | Transformer 40VA, 208 / 240 / 277 / 480-120Vac, single hub, circuit breaker UL Listed | Functional Devices
Brand: Functional Devices
SKU: TR40VA013
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![Functional Devices TR50VA022US Transformer US Made 50VA 120/208/240/277/480-24V 2H Class 2 UL US/CA CB | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/TR50VA022US_426cb187-28fd-4dd1-8e71-111b7f366398_medium.jpg?v=1708365240)
TR50VA022US | Transformer US Made 50VA 120 / 208 / 240 / 277 / 480-24V 2H Class 2 UL US / CA CB | Functional Devices
Brand: Functional Devices
SKU: TR50VA022US
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![Functional Devices TR50VA008 Transformer 50VA, 208/240/277/480-120Vac, dual hub, 2.25A circuit breaker UL Lis | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/TR50VA008_medium.jpg?v=1709156867)
TR50VA008 | Transformer 50VA, 208 / 240 / 277 / 480-120Vac, dual hub, 2.25A circuit breaker UL Lis | Functional Devices
Brand: Functional Devices
SKU: TR50VA008
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![Functional Devices TR150VA008 Transformer 150VA 480/277/240/208-120V, 2 hub, UL Listed US/Can, Circuit Breaker | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/TR150VA008_562d4e47-8ec2-4855-b017-15e3478fb610_medium.jpg?v=1708365213)
TR150VA008 | Transformer 150VA 480 / 277 / 240 / 208-120V, 2 hub, UL Listed US / Can, Circuit Breaker | Functional Devices
Brand: Functional Devices
SKU: TR150VA008
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![Veris X050CBA CONTROL TRANSFORMER | 50VA | MLTTP-24VAC | CB | Ft & Sngl Hub | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/X050CBA_61f7573e-1d22-402e-be87-475a66938572_medium.jpg?v=1688982398)
X050CBA | CONTROL TRANSFORMER | 50VA | MLTTP-24VAC | CB | Ft & Sngl Hub | Veris
Brand: Veris
SKU: X050CBA
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![Functional Devices TR100VA008 Transformer 100VA 480/277/240/208-120V, 2 hub, UL Listed US/Can, Circuit Breaker | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/TR100VA008_ffd27d26-9661-45d6-bc8e-aec6afa78586_medium.jpg?v=1708365218)
TR100VA008 | Transformer 100VA 480 / 277 / 240 / 208-120V, 2 hub, UL Listed US / Can, Circuit Breaker | Functional Devices
Brand: Functional Devices
SKU: TR100VA008
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![Functional Devices TR100VA015 Transformer 100VA,120/208/240/277/480-24V, SH,Class2 UL List US/Canada.,Cir.Br | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/TR100VA015_f32c06fd-844b-4f17-ab08-0819ab2d153c_medium.jpg?v=1708365240)
TR100VA015 | Transformer 100VA, 120 / 208 / 240 / 277 / 480-24V, SH, Class2 UL List US / Canada., Cir.Br | Functional Devices
Brand: Functional Devices
SKU: TR100VA015
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![Veris X100CBB CONTROL TRANSFORMER | 100VA | 120/240/277/480-24VAC | CB | FT&DL HUB | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/X100CBB_411dc7f1-e29c-4352-995d-48842fe95d6c_medium.jpg?v=1689243605)
X100CBB | CONTROL TRANSFORMER | 100VA | 120 / 240 / 277 / 480-24VAC | CB | FT&DL HUB | Veris
Brand: Veris
SKU: X100CBB
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![Veris X050CEB CONTROL TRANSFORMER | 50VA | MLT TP-120 Vac | Ft&Dual Hub | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/X050CEB_bdccd130-d68f-4cf0-a872-59e9fe1cc676_medium.jpg?v=1689243601)
X050CEB | CONTROL TRANSFORMER | 50VA | MLT TP-120 Vac | Ft&Dual Hub | Veris
Brand: Veris
SKU: X050CEB
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![Functional Devices TR50VA004 Transformer 50VA,480/277/240/120-24V,dual hub,Class2 UL List US/Canada,Cir.Bkr. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/TR50VA004_2b7b32ce-680b-43e1-ba52-578866c04bfd_medium.jpg?v=1708365232)
TR50VA004 | Transformer 50VA, 480 / 277 / 240 / 120-24V, dual hub, Class2 UL List US / Canada, Cir.Bkr. | Functional Devices
Brand: Functional Devices
SKU: TR50VA004
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![Functional Devices TR100VA004 Transformer 100VA,120/240/277/480-24V,dual hub,Class2 UL List US/Canada.,Cir.Br | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/TR100VA004_8ad05ccb-fb9f-49ab-8b05-2f9cdf0b5370_medium.jpg?v=1708365232)
TR100VA004 | Transformer 100VA, 120 / 240 / 277 / 480-24V, dual hub, Class2 UL List US / Canada., Cir.Br | Functional Devices
Brand: Functional Devices
SKU: TR100VA004
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![Veris X050CBB CONTROL TRANSFORMER | 50VA | 120/240/277/480-24VAC | CB | FT&DL | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/X050CBB_018a6df8-396f-44ca-8e29-6c8958d0f39e_medium.jpg?v=1688982407)
X050CBB | CONTROL TRANSFORMER | 50VA | 120 / 240 / 277 / 480-24VAC | CB | FT&DL | Veris
Brand: Veris
SKU: X050CBB
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![Veris X040AMB XFmr | 40VA | MLT TP-24VAC | Ft | Dual Hub | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/X040AMB_2ee33c3c-001c-423e-9e1b-633ca613cca6_medium.jpg?v=1688982104)
X040AMB | XFmr | 40VA | MLT TP-24VAC | Ft | Dual Hub | Veris
Brand: Veris
SKU: X040AMB
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![Functional Devices TR20VA004 Transformer 20VA, 277/240/208/120-24V,2 hub,Class 2 UL List US/Can,Inherent Lim | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/TR20VA004_98cd98bf-fcfb-4192-a068-dbcef419f2ca_medium.jpg?v=1708365218)
TR20VA004 | Transformer 20VA, 277 / 240 / 208 / 120-24V, 2 hub, Class 2 UL List US / Can, Inherent Lim | Functional Devices
Brand: Functional Devices
SKU: TR20VA004
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![Veris X100CBE XFrmr | 96VA | MLT TP-24Vac.CB | plt-mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/X100CBE_cf0f8c3b-413f-484d-8397-6ba2e488d655_medium.jpg?v=1688982401)
X100CBE | XFrmr | 96VA | MLT TP-24Vac.CB | plt-mount | Veris
Brand: Veris
SKU: X100CBE
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![Functional Devices TR50VA017 Transformer 50VA,480/277/208-24V,Single Hub,Class2 UL List US/CA w/CB | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/TR50VA017_medium.jpg?v=1699657454)
TR50VA017 | Transformer 50VA, 480 / 277 / 208-24V, Single Hub, Class2 UL List US / CA w / CB | Functional Devices
Brand: Functional Devices
SKU: TR50VA017
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![Functional Devices TR100VA009US Transformer US Made 96VA,120/208/240/277/480-24V, DH,Class2 UL List US/Canada | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/TR100VA009US_medium.jpg?v=1708365211)
TR100VA009US | Transformer US Made 96VA, 120 / 208 / 240 / 277 / 480-24V, DH, Class2 UL List US / Canada | Functional Devices
Brand: Functional Devices
SKU: TR100VA009US
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![Functional Devices TR100VA005 Transformer 100VA,120/240/277/480-24V,single hub,Class2 UL List US/CA,Cir.Br | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/TR100VA005_abe3060a-f4e2-4bb1-90b3-66db1405b653_medium.jpg?v=1708365209)
TR100VA005 | Transformer 100VA, 120 / 240 / 277 / 480-24V, single hub, Class2 UL List US / CA, Cir.Br | Functional Devices
Brand: Functional Devices
SKU: TR100VA005
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![KMC XEE-6311-050 Transformer; MULTI TAP TO 24VAC 50VA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/XEE-6311-100-medium_b26f169e-f4c6-4574-881d-6c9c3e96d2a2_medium.jpg?v=1712853078)
XEE-6311-050 | Transformer; MULTI TAP TO 24VAC 50VA | KMC
Brand: KMC
SKU: XEE-6311-050
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![Veris X100CBA CONTROL TRANSFORMER | 100VA | MLTTP-24VAC | CB | Ft & Sngl Hub | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/X100CBA_c48dc2b2-5f92-47a5-9443-921defe4b2a2_medium.jpg?v=1688982474)
X100CBA | CONTROL TRANSFORMER | 100VA | MLTTP-24VAC | CB | Ft & Sngl Hub | Veris
Brand: Veris
SKU: X100CBA
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![Functional Devices TR75VA003 Transformer 75VA 277-24V 1 hub Class 2 UL Listed US & CA, CirBkr | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/TR75VA003_medium.jpg?v=1699657462)
TR75VA003 | Transformer 75VA 277-24V 1 hub Class 2 UL Listed US & CA, CirBkr | Functional Devices
Brand: Functional Devices
SKU: TR75VA003
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![Functional Devices TR50VA018 Transformer 50VA,480/277/240/208-120V,90deg.Hub, plate, 10in pr. 8in sec | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/TR50VA018_2ccf613d-23af-4c33-a6aa-7affe6f94578_medium.jpg?v=1706643785)
TR50VA018 | Transformer 50VA, 480 / 277 / 240 / 208-120V, 90deg.Hub, plate, 10in pr. 8in sec | Functional Devices
Brand: Functional Devices
SKU: TR50VA018
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![Functional Devices TR50VA015 Transformer 50VA,480/277/240/208/120-24V,1 Hub,Class2 UL List US/CA,CB | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/TR50VA015_f862abc0-252e-422e-9c7d-577f084f101b_medium.jpg?v=1708365246)
TR50VA015 | Transformer 50VA, 480 / 277 / 240 / 208 / 120-24V, 1 Hub, Class2 UL List US / CA, CB | Functional Devices
Brand: Functional Devices
SKU: TR50VA015
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