77707-0120-Style Manifold O-Ring – Fits Pentair MasterTemp / Max-E-Therm Pool & Spa Heaters

77707-0120 Manifold O-Ring Replacement

77707-0120 Manifold O-Ring Replacement:
The 77707-0120 manifold O-ring is an aftermarket replacement compatible with Pentair MasterTemp and Max-E-Therm style pool and spa heaters. This O-ring forms a critical seal within the heater’s manifold assembly, helping prevent leaks and ensuring consistent water flow through the heating system.

Alternate Parts:
PEN77707-0120, PEN777070120
(Alternate part numbers are listed for cross-reference only. All trademarks and part numbers belong to their respective owners.)

Compatibility:
Compatible with Pentair MasterTemp style heaters and Pentair Max-E-Therm style pool and spa heaters. Designed to match the size and function of the original manifold sealing components for proper fit and performance.

Features:
● Manifold O-ring replacement kit
● Fits Pentair MasterTemp style pool and spa heaters
● Also fits Pentair Sta-Rite Max-E-Therm style heaters
● Helps maintain a proper seal to prevent leaks

Specification:
● SKU: BF-0701-20
● Part Number: 77707-0120
● Type: Manifold O-Ring Replacement
● Country of Origin: China

Dimension:
● Small O-rings Diameter: 0.74"
● Rectangular Gasket: 3.9" x 8.15"

Disclaimer:
This is an aftermarket replacement part and is not an OEM product. All brand names, model numbers, and trademarks are used solely for compatibility and identification purposes.