/
/
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. PDH 300

Reznor PDH 300 Parts & Manuals

Manufacturer:

Model #:

Reznor

PDH 300

Air Handler

Air Handler

Parts Town Logo

1-Hour Pickup Available

Model: PDH 300

Manuals Available: 5

Installation & Operation Manual

View Manual

Installation & Operation Manual

View Manual

Installation & Operation Manual

View Manual

Parts Manual

View Manual

Service Manual

View Manual

get special offers & news from parts town

800.438.8898
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 Fall Season! SHOP NOW

Call: 800.438.8898
Hvac Parts
Resource Center
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!

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

  • Actuators(1)
  • Baffles(1)
  • Bearings & Bushings(3)
  • Belts, Pulleys & Sheaves(12)
  • Brackets & Retainers(4)
  • Burners(2)
  • Capacitors(2)
  • Caps & Plugs(7)
  • Clamps & Clips(1)
  • Compressors(1)
  • Condenser & Evaporator Coils(1)
  • Contactors(3)
  • Controls(7)
  • Decals, Labels & Overlays(12)
  • Disconnects, Couplings & Collars(4)
  • Doors & Hardware(2)
  • Drain Parts(4)
  • Elements, Heaters & Platens(2)
  • Fan & Blower Motors(8)
  • Fan Blades & Blower Wheels(1)
  • Filters, Screens & Driers(24)
  • Fuses, Blocks & Holders(6)
  • Gaskets & Seals(15)
  • Handles(1)
  • Hinges(1)
  • Holders & Supports(7)
  • Hoses, Pipes & Tubing(9)
  • Ignition Modules(1)
  • Ignitors & Electrodes(2)
  • Light Sockets & Lampholders(1)
  • Nuts, Bolts & Screws(13)
  • Orifices(3)
  • Panels, Covers & Lids(10)
  • Plates(1)
  • Probes & Sensors(7)
  • Pumps & Motors(13)
  • Relays(17)
  • Shelves & Racks(1)
  • Shields & Guards(5)
  • Springs(2)
  • Switches & Buttons(17)
  • Terminal Blocks(3)
  • Thermostats & High Limits(5)
  • Transformers(4)
  • Valves, Solenoids & Fittings(16)
  • Washers, Rings & Spacers(5)
  • Wires, Cables & Hardware(4)
Cool,Calm and Collected- Real OEM HVAC Pars Are in Season! SHOP NOW

Part Category

  • Actuators(1)
  • Baffles(1)
  • Bearings & Bushings(3)
  • Belts, Pulleys & Sheaves(12)
  • Brackets & Retainers(4)
  • Burners(2)
  • Capacitors(2)
  • Caps & Plugs(7)
  • Clamps & Clips(1)
  • Compressors(1)
  • Condenser & Evaporator Coils(1)
  • Contactors(3)
  • Controls(7)
  • Decals, Labels & Overlays(12)
  • Disconnects, Couplings & Collars(4)
  • Doors & Hardware(2)
  • Drain Parts(4)
  • Elements, Heaters & Platens(2)
  • Fan & Blower Motors(8)
  • Fan Blades & Blower Wheels(1)
  • Filters, Screens & Driers(24)
  • Fuses, Blocks & Holders(6)
  • Gaskets & Seals(15)
  • Handles(1)
  • Hinges(1)
  • Holders & Supports(7)
  • Hoses, Pipes & Tubing(9)
  • Ignition Modules(1)
  • Ignitors & Electrodes(2)
  • Light Sockets & Lampholders(1)
  • Nuts, Bolts & Screws(13)
  • Orifices(3)
  • Panels, Covers & Lids(10)
  • Plates(1)
  • Probes & Sensors(7)
  • Pumps & Motors(13)
  • Relays(17)
  • Shelves & Racks(1)
  • Shields & Guards(5)
  • Springs(2)
  • Switches & Buttons(17)
  • Terminal Blocks(3)
  • Thermostats & High Limits(5)
  • Transformers(4)
  • Valves, Solenoids & Fittings(16)
  • Washers, Rings & Spacers(5)
  • Wires, Cables & Hardware(4)
Cool,Calm and Collected- Real OEM HVAC Pars Are in Season! SHOP NOW

Reznor 174810 Relay, Time Delay, 24 Volt

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 174810
  • Parts Town # REZ174810
  • Quantity14

In Stock, Ships within 1 business day

Reznor 176826 Monitor, Phase Loss/Voltage, 208/230/460 Volt

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 176826
  • Parts Town # REZ176826
  • Quantity29

In Stock, Ships within 1 business day

Reznor 177233 Frost-Stat, Opens 35F, Closes 50F

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 177233
  • Parts Town # REZ177233
  • Quantity3

In Stock, Ships within 1 business day

Reznor 18797 SHEAVE 1"BORE AK64

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 18797
  • Parts Town # REZ18797
  • Quantity10

In Stock, Ships within 1 business day

Reznor 19111 Blower Pulley/Sheave, 8 1/4" OD, 1" Bore, Single Groove

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 19111
  • Parts Town # REZ19111
  • Quantity2

In Stock, Ships within 1 business day

Reznor 194168 SOCKET MODEL 0T08

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 194168
  • Parts Town # REZ194168
  • Quantity31

In Stock, Ships within 1 business day

Reznor 194202 1 1/2HP 1PH 115/208/230V MOTOR

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 194202
  • Parts Town # REZ194202
  • Quantity3

In Stock, Ships within 1 business day

Reznor 194536 Transformer, 208/240 to 24V, 40VA

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 194536
  • Parts Town # REZ194536
  • Quantity4

In Stock, Ships within 1 business day

Reznor 194809 Adaptor Bushing, Orifice

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 194809
  • Parts Town # REZ194809
  • Quantity7

In Stock, Ships within 1 business day

Reznor 196006 Bracket Assembly, Motor Mounting

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 196006
  • Parts Town # REZ196006
  • Quantity1

In Stock, Ships within 1 business day

Reznor 196013 Gasket, Venter Housing

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 196013
  • Parts Town # REZ196013
  • Quantity15

In Stock, Ships within 1 business day

Reznor 196290 Enthalpy Sensor

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 196290
  • Parts Town # REZ196290
  • Quantity53

In Stock, Ships within 1 business day

Reznor 196903 ORIFICE BRASS #8 DRILL #9

Reznor
Shipped & Sold by Affiliated Parts LLC
  • Mfr Part # 196903
  • Parts Town # REZ196903
  • Quantity2

In Stock, Ships within 1 business day

Reznor 197067 Gas Valve, 24 Volt, Natural Gas, 2 Stage, 3/4"

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 197067
  • Parts Town # REZ197067
  • Quantity45

In Stock, Ships within 1 business day

Reznor 203058 LABEL NOTICE UDB/ RDDA RCDA

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 203058
  • Parts Town # REZ203058
  • Quantity2

In Stock, Ships within 1 business day

Reznor 204297 Gas Pressure Switch, Manual Reset, 120/240 Volt, 50/60HZ

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 204297
  • Parts Town # REZ204297
  • Quantity199

In Stock, Ships within 1 business day

Reznor 204375 Gas Pressure Switch, Auto Reset, 120/240 Volt, 50/60HZ

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 204375
  • Parts Town # REZ204375
  • Quantity37

In Stock, Ships within 1 business day

Reznor 209351 Damper Motor for 2-Position Damper

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 209351
  • Parts Town # REZ209351
  • Quantity21

In Stock, Ships within 1 business day

Reznor 209973 Flame Sensor

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 209973
  • Parts Town # REZ209973
  • Quantity21

In Stock, Ships within 1 business day

Reznor 209989 Mounting Bracket, Ignitor/Sensor

Reznor
Shipped & Sold by Affiliated Parts LLC
  • Mfr Part # 209989
  • Parts Town # REZ209989
  • Quantity9

In Stock, Ships within 1 business day

Reznor 210863 Transformer, 460/575 to 230VAC, 350VA

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 210863
  • Parts Town # REZ210863
  • Quantity2

In Stock, Ships within 1 business day

Reznor 211415 Socket/Base, Relay, 8 Pin, 2 Pole, 5 Amp

Reznor
Shipped & Sold by Affiliated Parts LLC
  • Mfr Part # 211415
  • Parts Town # REZ211415
  • Quantity1

In Stock, Ships within 1 business day

Reznor 211480 24V DIGITAL FREEZESTAT

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 211480
  • Parts Town # REZ211480
  • Quantity2

In Stock, Ships within 1 business day

Reznor 211481 Ductstat, 2 Stage

Reznor
Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 211481
  • Parts Town # REZ211481
  • Quantity2

In Stock, Ships within 1 business day

123