/
/
Parts town. Get real parts faster

Shopping Cart

Skip to NavigationSkip to Content
Loading...
Loading...
CAD
Multi-SKU Order
LoginRegister
Parts town. Get real parts faster

Find Equipment Manuals

Loading...
Loading...
  1. Home
  2. /
  3. Reznor
  4. /
  5. B 50

Reznor B 50 Parts & Manuals

Manufacturer:

Model #:

Reznor

B 50

Unit Heater

Unit Heater

Parts Town Logo

1-Hour Pickup Available

get special offers & news from parts town

800.239.5152
Loading...
Loading...
visa
visa
mastercard
mastercard
american-express
american-express
discover
discover
paypal
paypal
© 2026 Parts Town. All rights reserved.
Loading...
visa
visa
mastercard
mastercard
american-express
american-express
discover
discover
paypal
paypal

Stock Up on Real OEM HVAC Parts for the Summer Season! SHOP NOW

Call: 800.239.5152
Hvac Parts
TECHTOWN
Track My Order

Important Update: Click here for the latest information on tariffs and their impact on our industry.

Help Desk

  • Contact Us
  • Shipping
  • Taxes And Fees
  • Returns
  • FAQ

Inside Parts Town

  • About Us
  • Careers
  • Our Difference
  • Resource Center
  • Parts Town Blog
  • techtown
  • International

Technology and Innovations

  • Parts Town App
  • Serial Number Lookup
  • Smart Manuals
  • Website Features
  • Terms of Use
  • Privacy Policy
  • Privacy Request

Part Category

  • Baffles(3)
  • Bearings & Bushings(3)
  • Belts, Pulleys & Sheaves(5)
  • Brackets & Retainers(16)
  • Burners(5)
  • Capacitors(2)
  • Caps & Plugs(4)
  • Casters & Wheels(1)
  • Clamps & Clips(2)
  • Contactors(2)
  • Controls(2)
  • Conversion Kits(2)
  • Decals, Labels & Overlays(6)
  • Disconnects, Couplings & Collars(1)
  • Doors & Hardware(1)
  • Elements, Heaters & Platens(1)
  • Fan & Blower Motors(7)
  • Fan Blades & Blower Wheels(2)
  • Filters, Screens & Driers(5)
  • Fuses, Blocks & Holders(2)
  • Gaskets & Seals(9)
  • Hinges(1)
  • Holders & Supports(3)
  • Hoses, Pipes & Tubing(3)
  • Ignition Modules(3)
  • Ignitors & Electrodes(3)
  • Nuts, Bolts & Screws(22)
  • Orifices(2)
  • Panels, Covers & Lids(16)
  • Pans, Trays & Wells(1)
  • Pilot Burners(2)
  • Plates(1)
  • Probes & Sensors(1)
  • Pumps & Motors(5)
  • Relays(3)
  • Rods, Shafts & Pins(1)
  • Shields & Guards(8)
  • Springs(1)
  • Switches & Buttons(4)
  • Terminal Blocks(5)
  • Thermocouples & Thermopiles(1)
  • Thermostats & High Limits(4)
  • Transformers(5)
  • Valves, Solenoids & Fittings(6)
  • Washers, Rings & Spacers(6)
  • Wires, Cables & Hardware(9)
Cool,Calm and Collected- Real OEM HVAC Pars Are in Season! SHOP NOW

Part Category

  • Baffles(3)
  • Bearings & Bushings(3)
  • Belts, Pulleys & Sheaves(5)
  • Brackets & Retainers(16)
  • Burners(5)
  • Capacitors(2)
  • Caps & Plugs(4)
  • Casters & Wheels(1)
  • Clamps & Clips(2)
  • Contactors(2)
  • Controls(2)
  • Conversion Kits(2)
  • Decals, Labels & Overlays(6)
  • Disconnects, Couplings & Collars(1)
  • Doors & Hardware(1)
  • Elements, Heaters & Platens(1)
  • Fan & Blower Motors(7)
  • Fan Blades & Blower Wheels(2)
  • Filters, Screens & Driers(5)
  • Fuses, Blocks & Holders(2)
  • Gaskets & Seals(9)
  • Hinges(1)
  • Holders & Supports(3)
  • Hoses, Pipes & Tubing(3)
  • Ignition Modules(3)
  • Ignitors & Electrodes(3)
  • Nuts, Bolts & Screws(22)
  • Orifices(2)
  • Panels, Covers & Lids(16)
  • Pans, Trays & Wells(1)
  • Pilot Burners(2)
  • Plates(1)
  • Probes & Sensors(1)
  • Pumps & Motors(5)
  • Relays(3)
  • Rods, Shafts & Pins(1)
  • Shields & Guards(8)
  • Springs(1)
  • Switches & Buttons(4)
  • Terminal Blocks(5)
  • Thermocouples & Thermopiles(1)
  • Thermostats & High Limits(4)
  • Transformers(5)
  • Valves, Solenoids & Fittings(6)
  • Washers, Rings & Spacers(6)
  • Wires, Cables & Hardware(9)
Cool,Calm and Collected- Real OEM HVAC Pars Are in Season! SHOP NOW

Reznor RZ257472 Ignition Conversion Kit, JC to UTC Nonlock

Reznor
  • Mfr Part # RZ257472
  • Parts Town # REZRZ257472
  • Quantity12

In Stock

Reznor 255350 Thermostat, Heating/Cooling, Wall Mount, 50-90F, 10-30C

Reznor
  • Mfr Part # 255350
  • Parts Town # REZ255350
  • Quantity4

In Stock

Reznor 96360 Pilot/Thermocouple Assembly, Natural

Reznor
  • Mfr Part # 96360
  • Parts Town # REZ96360
  • Quantity7

In Stock

Reznor 144972 Terminal Block, 3 Pole

Reznor
  • Mfr Part # 144972
  • Parts Town # REZ144972
  • Quantity5

In Stock

Reznor 144973 Mount, KAD Terminal Block

Reznor
  • Mfr Part # 144973
  • Parts Town # REZ144973
  • Quantity6

In Stock

Reznor 216386 Contactor, 3 Pole, 24VAC 50/60HZ Coil, 25 FLA

Reznor
  • Mfr Part # 216386
  • Parts Town # REZ216386
  • Quantity3

In Stock

Reznor 259521 Relay, Time Delay/Sequencer

Reznor
  • Mfr Part # 259521
  • Parts Town # REZ259521
  • Quantity7

In Stock

Reznor 131988 Transformer, 120 to 24V, 12VA, 50/60HZ

Reznor
  • Mfr Part # 131988
  • Parts Town # REZ131988
  • Quantity3

In Stock

Reznor 195668 Gasket/Insulation, Burner

Reznor
  • Mfr Part # 195668
  • Parts Town # REZ195668
  • Quantity2

In Stock

Reznor 208920 Gas Valve, 24 Volt, 60HZ, Natural Gas, 1/2"

Reznor
  • Mfr Part # 208920
  • Parts Town # REZ208920
  • Quantity1

In Stock

Reznor 209339 Spark Electrode, 31-/2"

Reznor
  • Mfr Part # 209339
  • Parts Town # REZ209339
  • Quantity4

In Stock

Reznor 257010 Ignition Control Module with Lockout, Intermitten Pilot, 60 Minute Retry

Reznor
  • Mfr Part # 257010
  • Parts Town # REZ257010
  • Quantity2

In Stock

Reznor 100886 FLUE BAFFLE ASSEMBLY B50

Reznor
  • Mfr Part # 100886
  • Parts Town # REZ100886
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Reznor 100962 FRONT FLUE BAFFLE F/B 25-50

Reznor
  • Mfr Part # 100962
  • Parts Town # REZ100962
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Reznor 100970 REAR FLUE BAFFLE F/B 25-50

Reznor
  • Mfr Part # 100970
  • Parts Town # REZ100970
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Reznor 101281 BLOWER ASSEMBLY B/BE50

Reznor
  • Mfr Part # 101281
  • Parts Town # REZ101281
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Reznor 101539 CD10 BELT/INLT GRD B/BE 50-100

Reznor
  • Mfr Part # 101539
  • Parts Town # REZ101539
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Reznor 101543 CW1 BLR/FILTER CAB B/BE25-50

Reznor
  • Mfr Part # 101543
  • Parts Town # REZ101543
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Reznor 101798 PLASTIC DART PC47307EVZ

Reznor
  • Mfr Part # 101798
  • Parts Town # REZ101798
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Reznor 102363 FLUE CLR ASSEMBLY F/B 25/50 BT1

Reznor
  • Mfr Part # 102363
  • Parts Town # REZ102363
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Reznor 102449 DRAFTHOOD F/B 25 & 50 BT1

Reznor
  • Mfr Part # 102449
  • Parts Town # REZ102449
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Reznor 103183 #6X1 HEX WASHER SLOT TS B ZINC

Reznor
  • Mfr Part # 103183
  • Parts Town # REZ103183
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Reznor 1035 NUT 5/16 IN. HEX-18 THREAD

Reznor
  • Mfr Part # 1035
  • Parts Town # REZ1035
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Reznor 10393 SCREW 1/4-20 X 5/8

Reznor
  • Mfr Part # 10393
  • Parts Town # REZ10393
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

123