This is a genuine Vosterman replacement motor for PolarCool 18" and 24" evaporative cooling fans built in 2014 or later. If your unit's original motor is stalling out, running slow, or has failed, this part restores it to original airflow performance.
Vosterman builds motors for continuous-duty ventilation and cooling applications, and this replacement unit is manufactured to the same specifications as the motor your PolarCool fan shipped with. Swapping in a mismatched motor is one of the most common causes of premature fan failure, so exact model-year and motor-brand matching matters here. Note: If you would like to review the manufacturer Product Specifications, Warranty, Brochure, etc., for this system, please refer to the "Resources (System Manuals and Warranty)" Tab above on this page.
Critical Fitment & Requirements
- Fits PolarCool 18" and 24" evaporative cooling fans only.
- Compatible only with units manufactured in 2014 or newer.
- Requires that your original motor is a Vosterman motor — this part matches Vosterman electrical and mounting specs.
- Does NOT fit PolarCool units manufactured before 2014.
- Does NOT fit units originally equipped with a different (non-Vosterman) motor configuration.
Swapping a motor on an evaporative cooler often gets rushed because the fan housing looks like it "just bolts back on" — but mismatched shaft alignment or an unsecured mounting bracket introduces vibration that loosens fasteners over time and shortens motor bearing life. Before final assembly, check shaft alignment and mounting bolt torque with a torpedo level and verify the belt or direct-drive fit is square to the housing. Confirm the model year and original motor brand against the compatibility note above before you power it on — this keeps you within OEM structural and electrical tolerances and protects any existing warranty coverage on the unit.
Key Benefits
- Genuine Vosterman motor built to OEM specifications for reliable continuous-duty operation.
- Matches original voltage, amperage, speed, and mounting configuration for direct fitment.
- Maintains consistent CFM output for effective evaporative cooling performance.
- Designed for extended service life under demanding cooling-fan duty cycles.
- Genuine replacement part supports continued PolarCool technical support access.
| Spec | Value | Unit |
|---|---|---|
| Part Number | 3017-0050 | — |
| Motor Brand | Vosterman | — |
| Compatible Fan Sizes | 18 / 24 | in |
| Compatible Manufacturing Date | 2014 and newer | — |
Note: See "Resources (System Manuals and Warranty)" Tab above for full specifications.
Compatibility & Fitment
- Fits: PolarCool 18" and 24" evaporative cooling fans, manufactured 2014 or newer, with an original Vosterman motor.
- Does NOT fit: PolarCool units manufactured before 2014.
- Does NOT fit: units originally equipped with a motor other than a Vosterman motor.
Compliance & Environment
| Item | Detail |
|---|---|
| Verification Recommended | Confirm model size (18"/24"), manufacturing date (2014+), and original motor brand (Vosterman) before ordering |
| Support | Contact PolarCool customer support with model and serial number for compatibility verification |
FAQ
Will this motor fit my PolarCool unit?
It fits PolarCool 18" and 24" evaporative cooling fans manufactured in 2014 or newer that originally came equipped with a Vosterman motor. It does not fit pre-2014 models or units with a different original motor.
How do I know if my original motor is a Vosterman motor?
Check your existing motor housing for the Vosterman name, and confirm your unit's manufacturing date is 2014 or newer. If you're unsure, contact PolarCool customer support with your model and serial number.
Is this a genuine OEM part?
Yes. This is a genuine PolarCool replacement motor built to original equipment specifications, matching voltage, amperage, speed, and mounting configuration of the factory-installed motor.
Does this motor work on 36" or larger PolarCool units?
No. This motor is designed specifically for 18" and 24" PolarCool models only.
Warranty & Registration
[NEEDS VERIFICATION] — specific warranty term length and registration process for this replacement motor were not provided in manufacturer data. Refer to the "Resources (System Manuals and Warranty)" Tab above for full warranty terms, or contact PolarCool support directly before ordering.
