Grundfos Inlet Filter (99725185) — Protects Pumps from Sand and Debris

Grundfos Inlet Filter (99725185) — Pump Protection for Rainwater and Well Applications

The Grundfos Inlet Filter is a recommended accessory designed to safeguard your pump from damage caused by sand, gravel, or other suspended particles commonly found in rainwater or well water. This durable filter maintains steady performance while ensuring simple maintenance and long service life. 

Key Features & Benefits

• Protects pumps from sand, gravel, and debris contamination
• Uniform flow across the full filter surface reduces clogging risk
• Smooth, easy-to-clean surface for fast maintenance
• Nominal 80% filtration efficiency for consistent protection
• Durable construction for repeated use and long service life

Construction Details

• Core Material: Talc-filled polypropylene for structural strength
• Filter Media: Welded nylon mesh for precision filtration
• Design: Square-mesh cartridge allows uniform flow and minimizes clogging

Applications

• Rainwater harvesting systems
• Well and borehole water installations
• Pre-filtration for Grundfos SCALA1, SCALA2, and other booster systems

Durable, efficient, and easy to maintain — the Grundfos Inlet Filter keeps your pump protected and performing at its best.

Installation
Maximum operating pressure 116.03 psi
Type of inlet connection NPT(F)
Type of outlet connection NPT(M)
Size of suction port 1 inch
Size of outlet port 1 inch

Technical
Filter rating 250 μ
Filter efficiency 80 %

Net weight 2.09 lb
Gross weight 2.65 lb
Shipping volume 0.32 ft³
Fits SCALA1