Century B859 2 HP 56Y frame up-rate pool pump motor, 230/115VCentury 2 HP, 56Y Frame, Up-Rate Motor 230/115V, B859 In stock$46499
Century B859 2 HP 56Y frame up-rate pool pump motor, 230/115V
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Century 2 HP, 56Y Frame, Up-Rate Motor 230/115V, B859

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$46499
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Quick overview

  • 2 HP up-rate 56Y frame up-rate motor with a 1.10 service factor.
  • Dual voltage Wired for 230 or 115 volts, drawing a maximum of 11.2 or 22.4 amps.
  • Single speed, switchless Runs at 3450 RPM with no centrifugal start switch to fail.
  • Threaded shaft The threaded shaft the listed Sta-Rite and Pentair wet ends are built around.
  • Broad fitment Used on Sta-Rite Max-E-Glas, Dura-Glas and Dyna-Glas families and on Pentair WhisperFlo, Challenger and Pinnacle pumps.
  • Not for sale in California This motor cannot be sold into California, so check your location before ordering.
Full description and specifications ↓

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Product details

The Century B859 is a 2 HP up-rate replacement motor on the 56Y frame, wired for 230 or 115 volts. It replaces the motor on a wide run of threaded shaft Sta-Rite and Pentair pumps.

Electrical and mechanical

Single speed and switchless, running at 3450 RPM, with a maximum draw of 11.2 amps at 230 volts or 22.4 amps at 115 volts and a service factor of 1.10. The shaft is threaded. Overall dimensions are 14 in. long by 8 in. wide by 6.5 in. deep.

Which pumps it serves

On the Sta-Rite side: Max-E-Glas, Max-E-Glas II, Dura-Glas, Dura-Glas II, Dyna-Glas and Dyna-Max. On the Pentair side: WhisperFlo, Challenger, Pinnacle and the Anthony AR2 Series. Century also lists a long set of substitute part numbers for this motor, so an old motor stamped 177476, 177217, 18254, B2859, C1247, EB859, EUSQ1202, P719 or V18254 among others is covered.

One restriction

This motor is not for sale in California. Confirm your delivery address before ordering.

Specifications
Brand Century
Manufacturer part number B859
UPC 786674012319
Type Up-rate pool pump motor
Horsepower 2 HP
Frame 56Y
Voltage 230/115
Max amps 11.2/22.4
Speed Single speed, switchless
RPM 3450
Shaft Threaded
Service factor 1.10
Dimensions 14 in. L x 8 in. W x 6.5 in. D
Fits Sta-Rite: Max-E-Glas, Max-E-Glas II, Dura-Glas, Dura-Glas II, Dyna-Glas, Dyna-Max. Pentair: Whisperflo, Challenger, Pinnacle and Anthony AR2 Series
Substitute part numbers 10-177476-20, 16-177476-28, 177217, 177476, 18254, 186019, 187334, 193987, 5KCR39UN6190X, 7-177217-25, 7-177476-20, 7-177476-26, 7-177476-28, 8-177476-20, 90106949, 90106949r000, B2859, C1247, EB859, EUSQ1202, P719, V18254
Sales restriction Not for sale in California
Shipping weight 32 lb
Ships Parcel

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Customer reviews

Questions and answers

What people ask about this product, answered by our pool techs.

Which pumps does this motor fit?
Sta-Rite Max-E-Glas, Max-E-Glas II, Dura-Glas, Dura-Glas II, Dyna-Glas and Dyna-Max, and Pentair WhisperFlo, Challenger, Pinnacle and Anthony AR2 Series pumps.
What voltage does it run on?
230 or 115 volts. Maximum amp draw is 11.2 amps at 230 volts and 22.4 amps at 115 volts.
Can I buy this if I live in California?
No. This motor is listed as not for sale in California.
Is my old motor part number on the list?
Century lists a long run of substitute numbers for this motor, including 177476, 177217, 18254, B2859, C1247, EB859, EUSQ1202, P719 and V18254. If the number on your old motor is in that group, this is the replacement.
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