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$150.00
| Voltage | AH/kVA | Length | Width | Height | Weight |
|---|---|---|---|---|---|
| 24 V | N/A | 6.8" | 5.9" | 2.0" | 2 lbs |
| Voltage | 24 V |
| Amp/H | N/A |
| Length | 6.8" |
| Width | 5.9" |
| Height | 2.0" |
| Weight | 2 lbs |
Heavy-duty AC axial fan from COMAIR ROTRON, Major series, model MR2B3, sold under assembly part number 028245. Commonly used as a system fan in UPS cabinets and industrial power equipment that require a 172 mm 115 VAC tubeaxial fan.
This Major-series fan is designed for continuous duty in power electronics, providing strong airflow and static pressure to keep transformers, rectifiers, and switching hardware within their safe operating temperature range.
Mechanical format follows the standard 172 × 150 × 51 mm (approx. 6.8 × 5.9 × 2.0 in) AC tubeaxial footprint, making it a direct replacement where COMAIR ROTRON MR2B3 / 028245 / 19028245A is called out in UPS or industrial control-panel equipment.
| Option | Description | Warranty |
|---|---|---|
| Brand New | Brand-new genuine COMAIR ROTRON Major MR2B3 fan (assembly P/N 028245, fan P/N 19028245A) — factory-fresh or new-old-stock; supplied as an OEM-grade UPS system fan. |
1-Year
|
| Tested | Operationally verified pull from a functioning UPS; rotation, noise level, and current draw checked; fan cleaned and terminals inspected for reliable reuse. |
90-Day
|
| Part # | Dimensions | Voltage | Airflow | Connector | Application |
| Major MR2B3 — 028245 / 19028245A | 171.4 × 150.4 × 50.8 mm (≈ 6.8 × 5.9 × 2.0 in) | 115 V AC, 50/60 Hz, ≈ 0.27 A | ≈ 235 CFM (Major 172 mm AC axial class) | 2 terminals (ball-bearing AC fan) | UPS / industrial control-panel system fan |
| Part # | Compatible Models | Notes |
| MR2B3 — 028245 | UPS and industrial power systems specifying COMAIR ROTRON Major MR2B3, assembly P/N 028245 or fan P/N 19028245A | Verify by exact P/N, frame size, 115 V AC rating, airflow, and mounting / terminal style before substituting in an OEM assembly. |
