Hayward SPX1616B Super Pump diffuser for 2 HP to 2.5 HP modelsHayward Super Pump Diffuser, 2 HP to 2.5 HP In stock$5952
Hayward SPX1616B Super Pump diffuser for 2 HP to 2.5 HP models

Hayward Super Pump Diffuser, 2 HP to 2.5 HP

Ask a questionAPS # HAY-101-2029
In stock
$5952

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Quick overview

  • Factory Hayward part Diffuser SPX1616B for the Super Pump.
  • For the 2 HP to 2.5 HP size The diffuser is matched to the impeller, so horsepower has to line up.
  • Super Pump family Carried under Hayward Super Pump SP1600, SP1600X, SP2600 and SP2600X parts.
  • Restores flow A cracked or worn diffuser lets water slip back past the impeller and the pump loses pressure and prime.
  • Molded plastic The same plastic component fitted at the factory.
  • Inspect the impeller with it The two wear as a pair, so look at both while the pump is open.
Full description and specifications ↓

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Product details

SPX1616B is the Hayward diffuser for Super Pump models in the 2 HP to 2.5 HP size, molded in plastic. It is carried under Hayward Super Pump SP1600, SP1600X, SP2600 and SP2600X parts.

What the diffuser does

The diffuser sits over the impeller and directs the flow leaving it. Its close fit against the impeller is what stops water circulating back inside the volute instead of going out to the filter. When it cracks or the sealing face wears, the pump keeps spinning but delivers less, and it becomes harder to prime.

Fitting

Diffusers are sized to the impeller, so the horsepower has to match. Since the two parts wear together, look at the impeller while the pump is open rather than closing it up and reopening it a month later.

Specifications
Brand Hayward
Manufacturer part number SPX1616B
UPC 610377040518
Type Pump diffuser
Material Plastic
Horsepower 2 HP to 2.5 HP
Part type Pool pump part
Fits Hayward Super Pump SP1600, SP1600X, SP2600, SP2600X
Shipping weight 0.54 lb
Ships Parcel

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Questions and answers

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

Which horsepower does this diffuser cover?
It is listed for 2 HP through 2.5 HP Super Pump models.
Which pumps is it carried under?
Hayward Super Pump SP1600, SP1600X, SP2600 and SP2600X.
What is it made of?
Molded plastic.
How do I know the diffuser is the problem?
A pump that has lost pressure and struggles to hold prime, with no leak on the suction line, often has a cracked diffuser or a worn impeller. Both are visible as soon as the pump is opened.
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