1.5 HP Standard Motor – Full Rate | B2858

Part #: B2858

Alternate Part Numbers:
10-177476-20, 14728, 16-177476-28, 164654, 168454, 177081, 177476, 193987, 355342, 5KCR48UN2493X, 7-168454-24, 7-168454-25, 7-177081-24, 7-177476-20, 7-177476-26, 7-177476-28, 75235, 8-168454-25, 8-177081-40, 8-177476-20, B2858, C1307, EB858, P714, SQD15FL1, V14728

Product Description

The A.O. Smith Centurion B2858 is a reliable replacement motor for Pentair WhisperFlo and Challenger full-rated pumps. It provides robust performance and long-lasting durability for residential or commercial pool systems.

Specifications: HP = 1.5, RPM = 3450, Voltage = 115/230V, Amps = 22.4/11.2, Service Factor = 1.50, Frame = 56Y, Shaft = Threaded.

Note: This is the correct replacement motor for the Challenger 1.5 HP full-rated pump.

Product Specifications

• Motor Name: 1.5 HP B858 & B2858 Replacement Pool Motor
• Horsepower: 1.5 HP
• Speed: Single Speed
• RPM: 3450 RPM
• Voltage: 230/115 V
• Amps: 10.5/21 Amp
• Service Factor: 1.50
• Total Horsepower: 2.25 HP
• Frame: 56Y
• Stock #: B858 or B2858
• Shaft: Threaded
• Overload Protector: Automatic
• Dimension Letter: C
• Length: 14.4 in.
• Commonly Used On: Pentair WhisperFlo and Challenger Pumps