Pentair CP3800 Series Transformer Assembly (XFM3BK)

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A filter drain plug is a small part with a big role in winterizing, draining, and servicing the tank. This replacement plug supports compatible Pentair Clean & Clear and Quad filte r applications where the original plug is missing or worn. A good plug helps prevent leaks at the drain port and supports clean seasonal maintenance.Choose this replacement when you want a clean, part-specific repair rather than forcing a workaround that can create leaks, fit issues, or recurring service calls. Always match the part number, equipment series, horsepower, plumbing size, color, or application details before installation. Supports draining, winterizing, or sealing compatible equipment ports Useful when the original plug is missing, worn, or difficult to seal Helps prevent avoidable leaks at service access points Built for compatible Pentair Pool Products equipment applications Show more