/
/
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. SC 300
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

Model: SC 300

Manuals Available: 3

Installation & Operation Manual

View Manual

Installation & Operation Manual

View Manual

Parts Manual

View Manual

Reznor SC 300 Parts & Manuals

Reznor SC 300 Parts & Manuals

Manufacturer:

Model #:

Reznor

SC 300

Duct Furnace - Heat Battery

Duct Furnace - Heat Battery

Part Category

  • Baffles(5)
  • Bearings & Bushings(1)
  • Brackets & Retainers(7)
  • Burners(11)
  • Capacitors(3)
  • Caps & Plugs(3)
  • Clamps & Clips(1)
  • Controls(3)
  • Conversion Kits(3)
  • Decals, Labels & Overlays(7)
  • Doors & Hardware(1)
  • Drain Parts(1)
  • Fan & Blower Motors(3)
  • Fan Blades & Blower Wheels(2)
  • Filters, Screens & Driers(2)
  • Fuses, Blocks & Holders(2)
  • Gaskets & Seals(14)
  • Holders & Supports(1)
  • Hoses, Pipes & Tubing(9)
  • Ignition Modules(3)
  • Ignitors & Electrodes(1)
  • Legs & Feet(6)
  • Nuts, Bolts & Screws(13)
  • Orifices(5)
  • Panels, Covers & Lids(30)
  • Pans, Trays & Wells(1)
  • Pilot Burners(1)
  • Plates(3)
  • Potentiometers & Resistors(2)
  • Probes & Sensors(3)
  • Pumps & Motors(9)
  • Regulators(1)
  • Relays(9)
  • Shields & Guards(4)
  • Switches & Buttons(18)
  • Terminal Blocks(2)
  • Thermostats & High Limits(5)
  • Timers(1)
  • Transformers(4)
  • Valves, Solenoids & Fittings(17)
  • Washers, Rings & Spacers(4)
  • Wires, Cables & Hardware(3)
Cool,Calm and Collected- Real OEM HVAC Pars Are in Season! SHOP NOW

Part Category

  • Baffles(5)
  • Bearings & Bushings(1)
  • Brackets & Retainers(7)
  • Burners(11)
  • Capacitors(3)
  • Caps & Plugs(3)
  • Clamps & Clips(1)
  • Controls(3)
  • Conversion Kits(3)
  • Decals, Labels & Overlays(7)
  • Doors & Hardware(1)
  • Drain Parts(1)
  • Fan & Blower Motors(3)
  • Fan Blades & Blower Wheels(2)
  • Filters, Screens & Driers(2)
  • Fuses, Blocks & Holders(2)
  • Gaskets & Seals(14)
  • Holders & Supports(1)
  • Hoses, Pipes & Tubing(9)
  • Ignition Modules(3)
  • Ignitors & Electrodes(1)
  • Legs & Feet(6)
  • Nuts, Bolts & Screws(13)
  • Orifices(5)
  • Panels, Covers & Lids(30)
  • Pans, Trays & Wells(1)
  • Pilot Burners(1)
  • Plates(3)
  • Potentiometers & Resistors(2)
  • Probes & Sensors(3)
  • Pumps & Motors(9)
  • Regulators(1)
  • Relays(9)
  • Shields & Guards(4)
  • Switches & Buttons(18)
  • Terminal Blocks(2)
  • Thermostats & High Limits(5)
  • Timers(1)
  • Transformers(4)
  • Valves, Solenoids & Fittings(17)
  • Washers, Rings & Spacers(4)
  • Wires, Cables & Hardware(3)
Cool,Calm and Collected- Real OEM HVAC Pars Are in Season! SHOP NOW

Reznor 31900 FLUE DUCT GASKET

Reznor
  • Mfr Part # 31900
  • Parts Town # REZ31900
  • Quantity0

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

Reznor 32550 ELECTRICBOXCOVER

Reznor
  • Mfr Part # 32550
  • Parts Town # REZ32550
  • Quantity0

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

Reznor 3284 Shutoff Valve, 1/2"

Reznor
  • Mfr Part # 3284
  • Parts Town # REZ3284
  • Quantity0

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

Reznor 37385 HEX BSHNG 3/4X1/2 FORGED STEEL

Reznor
  • Mfr Part # 37385
  • Parts Town # REZ37385
  • Quantity0

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

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 38616 REAR SEAL PLATE SC SERIES

Reznor
  • Mfr Part # 38616
  • Parts Town # REZ38616
  • Quantity0

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

Reznor 39637 CARRY OVER TUBE END

Reznor
  • Mfr Part # 39637
  • Parts Town # REZ39637
  • 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 40267 240V 30A IND NONFUSE DISCON

Reznor
  • Mfr Part # 40267
  • Parts Town # REZ40267
  • 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 40597 PANEL BNR ARTR X400

Reznor
  • Mfr Part # 40597
  • Parts Town # REZ40597
  • Quantity0

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

Reznor 41700 Thermostat, Duct, 2 Stage

Reznor
  • Mfr Part # 41700
  • Parts Town # REZ41700
  • Quantity0

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

Reznor 41995 COVER PLATE

Reznor
  • Mfr Part # 41995
  • Parts Town # REZ41995
  • Quantity0

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

Reznor 41996 COVER PLATE GASKET

Reznor
  • Mfr Part # 41996
  • Parts Town # REZ41996
  • Quantity0

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

Reznor 42924 RED WIRE ASSEMBLY

Reznor
  • Mfr Part # 42924
  • Parts Town # REZ42924
  • Quantity0

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

Reznor 43259 VNTR RESTRICTOR RPV250-5

Reznor
  • Mfr Part # 43259
  • Parts Town # REZ43259
  • Quantity0

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

Reznor 44695 Gasket, Venter

Reznor
  • Mfr Part # 44695
  • Parts Town # REZ44695
  • Quantity0

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

Reznor 45399 FINGER BAFFLE

Reznor
  • Mfr Part # 45399
  • Parts Town # REZ45399
  • Quantity0

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

Reznor 46489 SPT BOTTOM BFL X150/175

Reznor
  • Mfr Part # 46489
  • Parts Town # REZ46489
  • Quantity0

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

Reznor 46499 SPT BOTTOM BFL RX RPV250 300

Reznor
  • Mfr Part # 46499
  • Parts Town # REZ46499
  • Quantity0

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

Reznor 46509 BOTTOM BAFFLE SUPPORT

Reznor
  • Mfr Part # 46509
  • Parts Town # REZ46509
  • Quantity0

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

Reznor 50418 Limit Switch, Auto Reset, L145-20F

Reznor
  • Mfr Part # 50418
  • Parts Town # REZ50418
  • 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 53316 VENT CAP

Reznor
  • Mfr Part # 53316
  • Parts Town # REZ53316
  • Quantity0

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

678