/
/
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...
  1. Home
  2. /
  3. Reznor
  4. /
  5. B 75

Reznor B 75 Parts & Manuals

Manufacturer:

Model #:

Reznor

B 75

Unit Heater

Unit Heater

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

Part Category

  • Bearings & Bushings(2)
  • Belts, Pulleys & Sheaves(5)
  • Brackets & Retainers(13)
  • Burners(3)
  • Capacitors(2)
  • Caps & Plugs(3)
  • Casters & Wheels(1)
  • Clamps & Clips(1)
  • Contactors(3)
  • Controls(2)
  • Conversion Kits(2)
  • Decals, Labels & Overlays(2)
  • Fan & Blower Motors(6)
  • Fan Blades & Blower Wheels(1)
  • Filters, Screens & Driers(3)
  • Fuses, Blocks & Holders(3)
  • Gaskets & Seals(1)
  • Holders & Supports(3)
  • Hoses, Pipes & Tubing(3)
  • Ignition Modules(2)
  • Ignitors & Electrodes(1)
  • Inserts & Frames(1)
  • Nuts, Bolts & Screws(17)
  • Orifices(3)
  • Panels, Covers & Lids(17)
  • Pilot Burners(2)
  • Pumps & Motors(7)
  • Relays(5)
  • Rods, Shafts & Pins(2)
  • Shields & Guards(4)
  • Springs(1)
  • Switches & Buttons(2)
  • Terminal Blocks(2)
  • Thermocouples & Thermopiles(1)
  • Thermostats & High Limits(4)
  • Transformers(6)
  • Valves, Solenoids & Fittings(10)
  • Washers, Rings & Spacers(4)
  • Wires, Cables & Hardware(9)
Cool,Calm and Collected- Real OEM HVAC Pars Are in Season! SHOP NOW

Part Category

  • Bearings & Bushings(2)
  • Belts, Pulleys & Sheaves(5)
  • Brackets & Retainers(13)
  • Burners(3)
  • Capacitors(2)
  • Caps & Plugs(3)
  • Casters & Wheels(1)
  • Clamps & Clips(1)
  • Contactors(3)
  • Controls(2)
  • Conversion Kits(2)
  • Decals, Labels & Overlays(2)
  • Fan & Blower Motors(6)
  • Fan Blades & Blower Wheels(1)
  • Filters, Screens & Driers(3)
  • Fuses, Blocks & Holders(3)
  • Gaskets & Seals(1)
  • Holders & Supports(3)
  • Hoses, Pipes & Tubing(3)
  • Ignition Modules(2)
  • Ignitors & Electrodes(1)
  • Inserts & Frames(1)
  • Nuts, Bolts & Screws(17)
  • Orifices(3)
  • Panels, Covers & Lids(17)
  • Pilot Burners(2)
  • Pumps & Motors(7)
  • Relays(5)
  • Rods, Shafts & Pins(2)
  • Shields & Guards(4)
  • Springs(1)
  • Switches & Buttons(2)
  • Terminal Blocks(2)
  • Thermocouples & Thermopiles(1)
  • Thermostats & High Limits(4)
  • Transformers(6)
  • Valves, Solenoids & Fittings(10)
  • Washers, Rings & Spacers(4)
  • Wires, Cables & Hardware(9)
Cool,Calm and Collected- Real OEM HVAC Pars Are in Season! SHOP NOW

Reznor 121275 Limit Switch/Thermostat, Blocked Vent, 275F, Manual Reset

Reznor
  • Mfr Part # 121275
  • Parts Town # REZ121275
  • Quantity0

Obsolete, replaced by REZRZ121275

Reznor 121341 BLOCKED FLUE SWITCH GASKET

Reznor
  • Mfr Part # 121341
  • Parts Town # REZ121341
  • Quantity0

Obsolete, replaced by REZRZ121341

Reznor 131450 Thermal Cutoff/Limit Control, 306F/152C

Reznor
  • Mfr Part # 131450
  • Parts Town # REZ131450
  • Quantity0

Obsolete, replaced by REZRZ131450

Reznor 132204 Transformer, 120 to 24V, 20VA, 50/60HZ

Reznor
  • Mfr Part # 132204
  • Parts Town # REZ132204
  • Quantity0

Obsolete, replaced by REZRZ132204

Reznor 146630 Limit Switch, Fan, F155-55F

Reznor
  • Mfr Part # 146630
  • Parts Town # REZ146630
  • Quantity0

Obsolete, replaced by REZRZ146630

Reznor 170609 Gas Valve, 24 Volt, Natural Gas, 3.5" WC, 1/2"

Reznor
  • Mfr Part # 170609
  • Parts Town # REZ170609
  • Quantity0

Obsolete, replaced by REZRZ170609

Reznor 177396 Gas Valve, Natural, 2 Stage, 24V, 1/2" x 1/2"

Reznor
  • Mfr Part # 177396
  • Parts Town # REZ177396
  • Quantity0

Obsolete, replaced by REZRZ177396

Reznor 209412 Gas Valve, 24 Volt, 60HZ, Propane Gas, 1/2"

Reznor
  • Mfr Part # 209412
  • Parts Town # REZ209412
  • Quantity0

Obsolete, replaced by REZRZ209412

Reznor 257473 Ignition Module Conversion Kit, 24V, Johnson Control to UT Electronic

Reznor
  • Mfr Part # 257473
  • Parts Town # REZ257473
  • Quantity0

Obsolete, replaced by REZRZ257473

Reznor 38529 SCREW 8-18X1/2 SM TYPE B ZINC

Reznor
  • Mfr Part # 38529
  • Parts Town # REZ38529
  • Quantity0

Obsolete, no longer available

Reznor 98044 RED WIRE ASSEMBLY ECO AH2/3

Reznor
  • Mfr Part # 98044
  • Parts Town # REZ98044
  • Quantity0

Obsolete, no longer available

789