Pentair Drain Plug with O-ring - For Heaters, Filters & Pumps

Maintain a watertight seal and prevent leaks with the Pentair U178-920PZ Drain Plug with O-Ring — a genuine OEM replacement part designed for use with a wide range of Pentair and Sta-Rite pool and spa equipment.

This durable plug ensures secure drainage and resealing for heaters, filters, and pumps during maintenance or winterization. Constructed from corrosion- and chemical-resistant materials, it delivers reliable performance season after season.

Whether you’re servicing your Pentair MasterTemp heater, Triton II sand filter, or Sta-Rite Max-E-Pro pump, the U178-920PZ provides a perfect fit and leak-free connection.

✅ Key Features

• Genuine Pentair OEM Part: Factory-original drain plug for guaranteed compatibility.
• Versatile Fit: Works with a wide range of Pentair and Sta-Rite heaters, filters, and pumps.
• Leak-Free Seal: Provides a watertight closure to prevent water loss and air leaks.
• Durable Build: Made from high-strength, chemical- and heat-resistant materials.
• Easy Installation: Simple hand-tighten design for convenient maintenance.
• Essential Maintenance Part: Ideal for winterization, servicing, and system protection.

⚙️ Specifications

• Model: U178-920PZ
• Brand: Pentair
• Includes: Drain Plug & O-Ring
• Material: Heavy-duty plastic 
• Application: Pool and spa equipment drainage and maintenance

🔧 Compatible Equipment

• Pentair MasterTemp Heaters:
  • 460792, 460793, 460730, 460731, 460732, 460733, 460734, 460735, 460736, 460737, 460805, 460806
• Sta-Rite Max-E-Therm Heaters:
  • SR200NA, SR200HD, SR200LP, SR333NA, SR333HD, SR333LP, SR400NA, SR400HD, SR400LP
• Pentair ETi Heaters:
  • 461112, 461113
• Pentair Triton II Sand Filters:
  
  • TR40, TR50, TR60, TR100, TR140
• Sta-Rite Max-E-Pro Pumps (TEFC & Standard Efficiency):
  
  • 348150–348153, P6E6C–P6R6H Series, including two-speed models P6RA6YF-206L & P6RA6YG-207L