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Pentair Transformer Assembly | XFM3BK

Pentair  |  SKU: XFM3BK  |  Barcode: 788379692629
Sale price $23595 USD Regular price $28295

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Specifications and selection
  • Manufacturer: Pentair
  • Part number: XFM3BK
  • Item: Transformer Assembly for the CP3800 Family

Listed for the CP3800 family. Match the original transformer and controller. The catalog entry does not establish a three-breaker package or the circuits protected by any installed breakers.

Manufacturer resources

Check the exact model and hardware revision in the complete instructions. A catalog entry does not prove universal firmware, app, network or electrical compatibility.

Product FAQs
What does XFM3BK identify?

Pentair XFM3BK is the Transformer Assembly for the CP3800 Family.

What should I check before ordering?

Listed for the CP3800 family. Match the original transformer and controller. The catalog entry does not establish a three-breaker package or the circuits protected by any installed breakers.

Will it fit every Pentair control system?

No. Match the exact part, control family, enclosure and hardware revision. Do not infer compatibility from a common brand, connector appearance or similar part number.

Can I use this transformer in other Pentair systems?

Listed for the CP3800 family. Match the original transformer and controller. The catalog entry does not establish a three-breaker package or the circuits protected by any installed breakers.

What do the 3 circuit breakers protect?

The catalog entry does not verify an included three-breaker package or its protected circuits. Match the supplied assembly and controller wiring diagram before installation.

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Resources & PDF Downloads

Pentair 2025–2026 catalog, PDF page 331

Description

Transformer Assembly for the CP3800 Family

Pentair XFM3BK is the Transformer Assembly for the CP3800 Family.

Check the exact configuration

Listed for the CP3800 family. Match the original transformer and controller. The catalog entry does not establish a three-breaker package or the circuits protected by any installed breakers.

Match the manufacturer part number, control model, enclosure and hardware revision before ordering. Similar appearance or a shared Pentair brand does not prove interchangeability.

Electrical service and installation must follow the complete manufacturer instructions and be performed by appropriately qualified personnel. This listing does not diagnose a control fault or authorize a change to safety circuits.

See the specifications, manufacturer resources and product FAQs for selection details.

Specifications

  • SKU
    XFM3BK
  • UPC or GTIN
    788379692629
  • Product Type
    Pool automation accessory or replacement part
  • Size/Connection
    For CP3800 / ComPool control systems
  • Materials
    Transformer copper windings, molded housing, breaker components
  • Power Source
    N/A
  • Weight
    3 lb
  • Warranty

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