/
/
Parts town. Get real parts faster

Shopping Cart

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

Find Equipment Manuals

Loading...
Loading...

get special offers & news from parts town

+52 558.957.7295
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: +52 558.957.7295
Hvac Parts
TECHTOWN
Track My Order
HVAC Parts Are Here!

HVAC Parts Are Here!

Shop the top brands in the industry.

Take Parts Town on the Go!

Take Parts Town on the Go!

Download the industry's #1 app today!

Find the parts you need to fix equipment!

Find the parts you need to fix equipment!

Based on data from techs, powered by AI!

We are ready to help!

We are ready to help!

We offer customer service support in Spanish

Flat rate shipping anywhere in Mexico $49.99

Flat rate shipping anywhere in Mexico $49.99

Inclusive of duties and brokerage.

Find the parts you need to fix equipment!

Find the parts you need to fix equipment!

Based on data from techs, powered by AI!

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

  1. Home
  2. /
  3. Reznor
  4. /
  5. B 400

Part Category

  • Baffles(7)
  • Bearings & Bushings(2)
  • Belts, Pulleys & Sheaves(10)
  • Brackets & Retainers(9)
  • Burners(3)
  • Capacitors(2)
  • Caps & Plugs(3)
  • Catches, Latches & Strikes(1)
  • Clamps & Clips(1)
  • Contactors(7)
  • Controls(3)
  • Conversion Kits(2)
  • Decals, Labels & Overlays(2)
  • Disconnects, Couplings & Collars(1)
  • Fan & Blower Motors(6)
  • Fan Blades & Blower Wheels(3)
  • Filters, Screens & Driers(6)
  • Fuses, Blocks & Holders(6)
  • Holders & Supports(4)
  • Hoses, Pipes & Tubing(3)
  • Ignition Modules(2)
  • Ignitors & Electrodes(1)
  • Inserts & Frames(1)
  • Nuts, Bolts & Screws(21)
  • Orifices(2)
  • Panels, Covers & Lids(15)
  • Pilot Burners(2)
  • Pumps & Motors(16)
  • Relays(10)
  • Rods, Shafts & Pins(1)
  • Shields & Guards(5)
  • Springs(1)
  • Switches & Buttons(3)
  • Terminal Blocks(2)
  • Thermocouples & Thermopiles(1)
  • Thermostats & High Limits(7)
  • Transformers(8)
  • Valves, Solenoids & Fittings(8)
  • Washers, Rings & Spacers(4)
  • Wires, Cables & Hardware(10)
Cool,Calm and Collected- Real OEM HVAC Pars Are in Season! SHOP NOW

Part Category

  • Baffles(7)
  • Bearings & Bushings(2)
  • Belts, Pulleys & Sheaves(10)
  • Brackets & Retainers(9)
  • Burners(3)
  • Capacitors(2)
  • Caps & Plugs(3)
  • Catches, Latches & Strikes(1)
  • Clamps & Clips(1)
  • Contactors(7)
  • Controls(3)
  • Conversion Kits(2)
  • Decals, Labels & Overlays(2)
  • Disconnects, Couplings & Collars(1)
  • Fan & Blower Motors(6)
  • Fan Blades & Blower Wheels(3)
  • Filters, Screens & Driers(6)
  • Fuses, Blocks & Holders(6)
  • Holders & Supports(4)
  • Hoses, Pipes & Tubing(3)
  • Ignition Modules(2)
  • Ignitors & Electrodes(1)
  • Inserts & Frames(1)
  • Nuts, Bolts & Screws(21)
  • Orifices(2)
  • Panels, Covers & Lids(15)
  • Pilot Burners(2)
  • Pumps & Motors(16)
  • Relays(10)
  • Rods, Shafts & Pins(1)
  • Shields & Guards(5)
  • Springs(1)
  • Switches & Buttons(3)
  • Terminal Blocks(2)
  • Thermocouples & Thermopiles(1)
  • Thermostats & High Limits(7)
  • Transformers(8)
  • Valves, Solenoids & Fittings(8)
  • Washers, Rings & Spacers(4)
  • Wires, Cables & Hardware(10)
Cool,Calm and Collected- Real OEM HVAC Pars Are in Season! SHOP NOW

Reznor B 400 Parts & Manuals

Manufacturer:

Model #:

Reznor

B 400

Unit Heater

Unit Heater

Reznor 37661 TEKS 10-16X1/2 HH PL

Reznor
  • Mfr Part # 37661
  • Parts Town # REZ37661
  • Quantity0

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

Reznor 39753 RLY SPST 8AMP

Reznor
  • Mfr Part # 39753
  • Parts Town # REZ39753
  • Quantity0

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

Reznor 40268 240V 30A IND FUSE DISCON

Reznor
  • Mfr Part # 40268
  • Parts Town # REZ40268
  • Quantity0

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

Reznor 40269 240V 30A OUTD NONFUSE DISCON

Reznor
  • Mfr Part # 40269
  • Parts Town # REZ40269
  • Quantity0

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

Reznor 50367 600V 30A OUTD NONFUSE DISCON

Reznor
  • Mfr Part # 50367
  • Parts Town # REZ50367
  • Quantity0

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

Reznor 52961 CLAMP 1/4 CABLE #3324 WHITE

Reznor
  • Mfr Part # 52961
  • Parts Town # REZ52961
  • Quantity0

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

Reznor 54633 FASTENER LATCH C1435-14A-1

Reznor
  • Mfr Part # 54633
  • Parts Town # REZ54633
  • Quantity0

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

Reznor 60241 Fuse Holder

Reznor
  • Mfr Part # 60241
  • Parts Town # REZ60241
  • Quantity0

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

Reznor 61076 HOUSING BLR #450-3-1/2

Reznor
  • Mfr Part # 61076
  • Parts Town # REZ61076
  • Quantity0

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

Reznor 61542 FSE 2501 #3120 2.5 AMP

Reznor
  • Mfr Part # 61542
  • Parts Town # REZ61542
  • Quantity0

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

Reznor 63156 COVER ASSEMBLY CTR EEDU350 400

Reznor
  • Mfr Part # 63156
  • Parts Town # REZ63156
  • Quantity0

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

Reznor 63557 PIN WELD PG1612 W/ZINC FINISH

Reznor
  • Mfr Part # 63557
  • Parts Town # REZ63557
  • Quantity0

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

Reznor 63558 SPRING C0240-024-06205 SS CMPR

Reznor
  • Mfr Part # 63558
  • Parts Town # REZ63558
  • Quantity0

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

Reznor 63559 #PD156307 PALNUT

Reznor
  • Mfr Part # 63559
  • Parts Town # REZ63559
  • Quantity0

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

Reznor 6554 NUT HEX 5/16 18 KEPS

Reznor
  • Mfr Part # 6554
  • Parts Town # REZ6554
  • Quantity0

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

Reznor 7328 NUT HEX 1/4 20 KEPS

Reznor
  • Mfr Part # 7328
  • Parts Town # REZ7328
  • Quantity0

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

Reznor 7962 SHEAVE 5/8"BORE 1VL40

Reznor
  • Mfr Part # 7962
  • Parts Town # REZ7962
  • Quantity0

Out of Stock, backorders usually ship in 8-10 days.

Reznor 82177 #412-2 BLK PLASTIC PLUG

Reznor
  • Mfr Part # 82177
  • Parts Town # REZ82177
  • Quantity0

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

Reznor 82413 BLK HOLE PLUG #DP-500 #2643

Reznor
  • Mfr Part # 82413
  • Parts Town # REZ82413
  • Quantity0

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

Reznor 87434 Venter Motor, 115V, 60HZ

Reznor
  • Mfr Part # 87434
  • Parts Town # REZ87434
  • Quantity0

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

Reznor 89661 Time Delay Relay, Freezestat Bypass

Reznor
  • Mfr Part # 89661
  • Parts Town # REZ89661
  • Quantity0

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

Reznor 94347 1.5HP 208-230/115V 1725RPM MOTOR

Reznor
  • Mfr Part # 94347
  • Parts Town # REZ94347
  • Quantity0

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

Reznor 94667 TOP FRONT F400

Reznor
  • Mfr Part # 94667
  • Parts Town # REZ94667
  • Quantity0

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

Reznor 94674 BOTTOM FRONT F400

Reznor
  • Mfr Part # 94674
  • Parts Town # REZ94674
  • Quantity0

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

567