9 Best Pellet Stove Blowers and Replacement Motors (November 2026)
The best pellet stove blowers and replacement motors include the Pellethead Harman 3-21-08639 Combustion Blower Exhaust Fan for broad Harman model coverage, the Unidanho 1-00-29145 Distribution Blower Fan for Harman for Harman distribution blower replacement, and the PelPro Pellet Stove Convection Blower for PP130 for PelPro PP130 units.
On this page (6 sections)
The best pellet stove blower depends on the failed assembly: a combustion blower moves exhaust and maintains draft, while a convection blower moves heated air into your room. Match the stove model and replacement part number before ordering.
The picks below include combustion and exhaust motors, plus distribution and convection blowers for several stove brands. For another common pellet stove repair, compare pellet stove burn pots.
Start by identifying the blower type, then compare the exact part number and included pieces.
Our picks at a glance
-
1
Best for broad Harman model coveragePellethead Harman 3-21-08639 Combustion Blower Exhaust Fan
9.7/10 our score
See it on Amazon -
2
Best for Harman distribution blower replacementUnidanho 1-00-29145 Distribution Blower Fan for Harman
9.7/10 our score
See it on Amazon -
3
Best for PelPro PP130 unitsPelPro Pellet Stove Convection Blower for PP130
9.3/10 our score
See it on Amazon
- 4
Check itAdviace Distribution Convection Blower Fan for St
Best for St. Croix replacements - 5
Check itKozlira 80473 Exhaust Blower Fit for US
Best for broad US Stove compatibility - 6
Check itAdviace 80602 Exhaust Blower Assembly for US
Best for a complete 80602 assembly - 7
Check itAdviace 250-03861 8900755A 250-00589 Convection Blower
Best for Lopi and Avalon convection repairs - 8
Check itAdviace 80472 80472A Distribution Convection Blower
Best for US Stove 80472 replacements - 9
Check itWowewk 3-21-08639 Combustion Blower Motor
Best for a double-paddle Harman replacement
Best pellet stove blowers by replacement job
The best replacement is the one that matches your stove model and failed blower type. These picks are ordered by score, with model coverage and included parts guiding the comparison.
Pellethead Harman 3-21-08639 Combustion Blower Exhaust Fan: Best for broad Harman model coverage
- Fits a range of Harman models
- Replaces 3-21-08639 and 3-21-08415
- Motor and 4 3/4 in fan blade included
This combustion motor covers many Harman stoves and replaces two referenced part numbers. Confirm the stove model and fan blade option before ordering.
Pros
- Broad Harman model list
- Includes a 4 3/4 in fan blade
- Replaces an older part number
Cons
- Fit still depends on the exact stove model
- Confirm the fan blade option
The Pellethead motor is the leading choice for a Harman combustion blower replacement because its fit list covers many Harman models, including P43, P61, P68, XXV, Accentra, Advance, P35i, PC45, PF100, and PF120. It replaces part numbers 3-21-08639 and 3-21-08415.
The included components are a motor and 4 3/4 in fan blade. Confirm whether the fan blade is included for the option you choose, since the product details call out checking that before ordering.
Combustion blowers handle exhaust and draft. If you are comparing repair parts beyond the motor, our best pellet stove parts guide covers other replacement needs.
Unidanho 1-00-29145 Distribution Blower Fan for Harman: Best for Harman distribution blower replacement
- Fits Harman XXV, P35i, P35i-C, XXV-TC, and Accentra Cast FS
- Replaces several Harman part numbers
- Dual-side convection blower
This dual-side distribution blower is for selected Harman models. Match its model and part number list to your stove before buying.
Pros
- Several Harman replacement numbers
- Dual-side blower
- Includes wire ties
Cons
- Compatibility list is limited to named Harman models
- Confirm terminal fit
The Unidanho is a distribution blower for selected Harman stoves, including XXV, P35i, P35i-C, XXV-TC, and Accentra Cast FS. It cross-references several part numbers, including 1-00-29145 and 3-21-29045.
This dual-side convection blower moves air across the heat exchangers and into the room. The motor has two or three female wiring connectors, so compare the connections with your old blower before ordering.
For more options that move warm air into a room, see our best pellet stove convection blowers.
PelPro Pellet Stove Convection Blower for PP130: Best for PelPro PP130 units
- For PP130 units from 2013 to present
- Convection blower
- Part number KS-5020-1052
This model-specific convection blower targets PelPro PP130 units from 2013 onward. Verify your stove's model and year range.
Pros
- Clear PP130 fit range
- Convection blower type is specified
- Part number is identified
Cons
- Narrow model fit
- Confirm the stove is within the stated year range
The PelPro convection blower targets PP130 units from 2013 to present. Its named model fit makes it a focused option if your stove is a PP130 and the failed part matches KS-5020-1052.
The available product facts provide a clear model and year range but few additional fit details. Compare the old assembly and your stove manual before ordering, especially if your unit's production date is unclear.
Adviace Distribution Convection Blower Fan for St: Best for St. Croix replacements
- Fits named St. Croix models
- Includes mounting brackets and 3 wire leads
- 115 V and 140 CFM stated
The 80P20003-R replacement covers a range of St. Croix models, with mounting brackets and three wire leads.
Pros
- Long named model list
- Mounting brackets included
- Three wire leads
Cons
- Stated fit varies by model year
- Confirm wiring and voltage
The Adviace 80P20003-R is a distribution convection blower for named St. Croix models, including Auburn, Hastings, Afton Bay, Lancaster, Prescott EXL and EXP, and York Insert.
The stated fit for some models depends on year, so confirm both model and production date.
It includes mounting brackets and three wire leads, with 115 V and 140 CFM stated. Its wiring has two black wires and one green ground wire; compare your stove's wiring and follow its service instructions.
Kozlira 80473 Exhaust Blower Fit for US: Best for broad US Stove compatibility
- Fits named US Stove, Ashley, King, Vogelzang, and Breckwell models
- Part number 80473
- 115 V
This exhaust blower lists a wide range of US Stove family models and selected Ashley, King, Vogelzang, and Breckwell stoves. Check the full model list for an exact match.
Pros
- Broad named model coverage
- Part number is clear
- Fan blade size is specified
Cons
- Many models share similar names
- Confirm the exact stove model
Kozlira's 80473 is an exhaust blower for named US Stove and USSC models, as well as selected Ashley, King, Vogelzang, and Breckwell stoves. Its model list includes American Harvest 6033, 6035, 6037, 6039, and 6041.
The motor is specified at 115 V, 2750 RPM, and 80 CFM, with two female connectors and a 4 3/4 in fan blade. Treat the model list as a matching aid and confirm your exact stove model and part number.
Adviace 80602 Exhaust Blower Assembly for US: Best for a complete 80602 assembly
- Assembly includes housing, motor, and cooling fan
- Fits named US Stove, Vogelzang, Ashley, and King models
- 115 V
This assembly includes the housing, motor, cooling fan, and a round gasket between blower and housing. The housing gasket is separate, so check what your repair needs.
Pros
- Assembly includes housing and motor
- Named model coverage
- Round gasket included
Cons
- Housing gasket is not included
- Confirm model and part number
Adviace's 80602 is a complete exhaust blower assembly for selected US Stove, Vogelzang, Ashley, and King models. It includes the housing, motor, cooling fan, and a 6 1/4 in round gasket between blower and housing.
The housing gasket is not included, so check whether your repair needs one before starting. The assembly replaces 80602, formerly AMP20069, and is specified for 115 V.
Adviace 250-03861 8900755A 250-00589 Convection Blower: Best for Lopi and Avalon convection repairs
- Fits named Avalon, Lopi, and Enviro models
- Replaces several part numbers
- 115 V and 130 CFM stated
This convection blower covers selected Avalon, Lopi, and Enviro pellet, gas, and wood stove models. Compare your exact model and replacement number.
Pros
- Several replacement numbers
- Named compatible models
- Airflow is stated
Cons
- Compatibility spans several stove types
- Confirm the exact model
This Adviace convection blower fits named Avalon, Lopi, and Enviro models, including selected pellet, gas, and wood stoves. Replacement numbers include 250-03861, 250-00589, 8900755A, EC-069, and EC069.
Its stated airflow is 130 CFM at 115 V. Because the model list spans different stove types, compare the exact model and old part number rather than relying on brand alone.
Adviace 80472 80472A Distribution Convection Blower: Best for US Stove 80472 replacements
- Fits named US Stove, King, and Ashley models
- Complete assembly with housing and high heat gasket
- 115 V
This complete distribution blower assembly covers selected US Stove, King, and Ashley models. Match the exact model and part number, since similar model names can use different parts.
Pros
- Housing and high heat gasket included
- Two referenced part numbers
- Named model coverage
Cons
- Model list is extensive and needs careful checking
- Confirm wiring connections
The Adviace 80472 assembly is a distribution convection blower for named US Stove, King, and Ashley models. It references both 80472 and 80472A and includes the housing and a high heat gasket.
The two numbers may appear in manuals or replacement references, so match your stove model as well as the part number. The assembly is specified at 115 V and includes two wire connections.
Wowewk 3-21-08639 Combustion Blower Motor: Best for a double-paddle Harman replacement
- Fits named Harman and Heatilator Eco-Choice models
- Includes double-paddle fan blade
- 120 V
This combustion blower includes a double-paddle fan blade and lists Harman and Heatilator Eco-Choice models. Confirm the stove model and part number before choosing it.
Pros
- Double-paddle fan blade included
- Named compatible models
- Voltage and motor speed stated
Cons
- Confirm exact model fit
- Fewer replacement numbers stated
Wowewk's 3-21-08639 is another Harman combustion blower option, with a double-paddle fan blade included. Its compatibility list names Harman models such as P43, P61, P68, XXV, Accentra, Advance, P35i, and PC45, plus Heatilator Eco-Choice models.
It is specified at 120 V and 3000 RPM. Compare its model coverage and included blade with the Pellethead pick, then choose by the exact replacement number and the parts your repair requires.
How do combustion and convection blowers differ?
A combustion blower moves exhaust and maintains draft, while a convection blower circulates warmed air into the room. The names can vary: a convection blower may also be called a distribution or room-air blower.
A failed combustion blower can affect exhaust flow and draft. A failed convection blower affects heat circulation into the living space, so the stove may run while room airflow changes.
Check the old motor label, parts diagram, and stove manual to identify the correct assembly. Our complete guide to stove and fireplace parts explains how blower motors fit into the wider parts picture.
For a different fireplace repair component, see gas fireplace thermocouple replacements.
What should you match before buying a blower?
Match the full stove model and part number first. A shared brand or similar model name does not guarantee that two blowers use the same housing, wiring, or fan blade.
Then check these details against the old assembly and manual:
- Blower function: combustion or exhaust, versus convection or distribution.
- Part number: compare the old motor's number with the replacement cross-references.
- Model and year: some compatibility lists include a production-year range.
- Shape and mounting: compare the housing, opening, brackets, and mounting points.
- Wiring: check terminal type, lead count, and grounding requirements.
- Included parts: note whether the motor, blade, housing, and gaskets are included.
A part that matches the number but not the connector or mounting arrangement may still require extra work. If the old label is unreadable, use the stove's parts diagram or contact a qualified service provider with the model and serial number.
Is a replacement motor enough, or do you need an assembly?
A motor-only replacement can suit a repair where the existing housing and fan remain usable. A complete assembly can make sense when the housing, blade, or gasket also needs replacement, but verify exactly what comes in the box.
For another stove-part fit check, see cast-iron wood stove replacement legs.
The Pellethead option includes a fan blade, while the Adviace 80602 includes a housing, motor, cooling fan, and one round gasket. The Adviace 80472 includes housing and a high heat gasket.
Those differences matter when you are planning the repair.
Before removing parts, unplug the stove and let it cool fully. Follow the manual for access and wiring steps, and avoid running the stove with exhaust parts removed or incorrectly sealed.
How do you narrow down the right pellet stove blower?
Start with the job: choose a combustion or exhaust blower for the exhaust path, and a convection or distribution blower for room air. Then use the stove model and replacement number to narrow the choices.
For Harman combustion repairs, compare the Pellethead and Wowewk options by exact model fit and included fan blade. For room-air circulation, the Unidanho, PelPro, St.
Croix, US Stove, and Lopi or Avalon options each target different models.
A blower symptom does not always prove the motor itself has failed. If you are troubleshooting other pellet stove parts, use the pellet stove auger motor test and best pellet stove auger motor guides for those separate feed-system issues.
For a wood stove instead of a pellet stove, compare the Best Wood Stove Blower For Wood Stoves guide. If your repair is on a fireplace insert, the fireplace blower motor replacement guide covers that job.
Which pellet stove blower should you choose?
Choose the Pellethead if you need a Harman combustion blower and your model and part number match. Choose a convection or distribution option only when the failed assembly moves room air and its model list matches your stove.
The best pellet stove blower is the replacement that matches the stove's function, model, and part number. Confirm wiring and included parts before buying, and use the service manual or a qualified technician for repair steps you cannot verify.
Our top 3 picks at a glance
-
1
Best for broad Harman model coverage
Pellethead Harman 3-21-08639 Combustion Blower Exhaust Fan
9.7/10 our score
See it on Amazon -
2
Best for Harman distribution blower replacement
Unidanho 1-00-29145 Distribution Blower Fan for Harman
9.7/10 our score
See it on Amazon -
3
Best for PelPro PP130 units
PelPro Pellet Stove Convection Blower for PP130
9.3/10 our score
See it on Amazon
Frequently asked questions
What does a pellet stove combustion blower do?
A combustion blower moves exhaust and helps maintain draft so the stove can burn and keep running. It is different from a convection or distribution blower, which moves heated air from the stove into the room.
Identify which function has failed before choosing a replacement.
How do I choose the right pellet stove blower?
Match the stove's full model number and the old blower's part number with the replacement's compatibility details. Also compare the blower type, mounting shape, wiring terminals, and included blade or housing.
Turn off and unplug the stove before inspecting it, and follow the stove manual for repair steps.
Can I replace a combustion blower with a convection blower?
No. They serve different jobs: a combustion blower handles exhaust and draft, while a convection blower moves heated air into the room.
Use the failed assembly's part number and your stove manual to identify the correct replacement type.
Does a replacement blower include a gasket?
It depends on the assembly. The Adviace 80602 includes a round gasket between the blower and housing, but its housing gasket is separate.
Other products have different included parts, so check the exact replacement before beginning a repair.
When should I replace a pellet stove blower motor?
Replace a blower only after you confirm the fault and the correct part. A noise or weak airflow can have more than one cause, so inspect and troubleshoot according to the stove manual.
If the repair involves exhaust connections or wiring and you're unsure, use a qualified stove technician.
