The genuine Pentair 27001-0054S Posi-Lok Ring serves as the factory-authorized replacement component for Pentair Sta-Rite System 2 and PLM series modular media and D.E. filters. This ring creates a firm, watertight closure that keeps your filter running at full capacity during every pool or spa maintenance cycle. With dimensions of 23-3/4 inches in length, 5-1/2 inches in height, and 21-1/4 inches in width, it accommodates a broad range of filter models from the PLM100 through PLM300 line, as well as PLD series units. Always verify model compatibility prior to installation to confirm a proper match.

Key Benefits

• Authentic Pentair OEM Part: Purpose-built for Sta-Rite PLM and System 2 modular media and D.E. filter platforms
• Watertight Locking Action: Clamps down securely to deliver dependable, uninterrupted filtration performance
• Dimensionally Accurate: Measures 23-3/4 (L) x 5-1/2 (H) x 21-1/4 (W) for exact-fit installation
• Broad Model Coverage: Accommodates PLM100, PLM125, PLM150, PLM175, PLM200, PLM300, and PLD filters
• Maintains Filtration Integrity: Preserves reliable water treatment and filter housing stability over time

What's Included

• Locking Ring

Compatibility

• Pentair Sta-Rite System 2 Modular Media PLM Filters: PLM100, PLM125, PLM150, PLM175, PLM200, PLM300
• Pentair Sta-Rite System 2 Modular D.E. Filters
• Pentair Sta-Rite System 2 PLD Filters
• Pentair Sta-Rite System 2 PLDE Filters
• Pentair Sta-Rite PLM Modular Media Filters (Manufactured after 2009)

Specifications

• Brand: Pentair
• Part Number: 27001-0054S

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