Comparison : |
Item # MRS25-B, 9.84 in. (250 mm) MRS Series Axial Fan (Single-Phase 110/115 VAC) Item # MRS25-BB, 9.84 in. (250 mm) MRS Series Axial Fan with Contact Alarm (Single-Phase 110/115 VAC) Item # MRS25-BM, 9.84 in. (250 mm) MRS Series Axial Fan with Electronic Alarm (Single-Phase 110/115 VAC) Item # MRS25-D, 9.84 in. (250 mm) MRS Series Axial Fan (Single-Phase 220/230 VAC) Item # MRS25-DB, 9.84 in. (250 mm) MRS Series Axial Fan with Contact Alarm (Single-Phase 220/230 VAC)
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