LG LT1000P refrigerator water filter (MDJ64844601 NSF system trade name code)

LG LT1000P refrigerator water-filter system identified by NSF system trade name code MDJ64844601; it filters refrigerator drinking water and ice water.

Is This the Right Part?

Common Symptoms

• Chlorine taste or odor in dispensed water or ice.

Check Before Replacing

• Check whether the refrigerator's water-filter indicator is on or whether the filter has reached LG's recommended six-month/200-gallon replacement interval.
• Confirm the installed replacement filter is an LG LT1000P-series cartridge appropriate for the refrigerator model before ordering.

Pro Tip

Part Details

Key Features

• NSF system trade name code: MDJ64844601.
• Uses LG LT1000P-series replacement cartridges.
• 200-gallon (757 L) rated capacity.
• 0.5 gpm (1.9 L/min) service flow.
• Certified to NSF/ANSI Standards 42, 53, and 401 for listed reduction claims.
• LG specifies potable-water use at 20-120 psi and 33-100°F (0.6-37.8°C).

Installation Notes

• Follow the refrigerator model's filter-access instructions because filter location varies by model.
• For applicable LT1000P installations, remove the protective O-ring cover, align the filter tabs horizontally, insert into the manifold, and turn clockwise until seated.
• Flush approximately 2.5 gallons of water after replacement; LG notes this removes trapped air and contaminants.
• Press and hold the Water Filter button for three seconds to reset the indicator where the refrigerator has that control.

Verified Compatible Models

LFXC22596S, LFXC24796, LFXC24796D, LFXC24796S, LFXS26566M, LFXS26566S, LFXS26596, LFXS26596D, LFXS26596F/01, LFXS26596M, LFXS26596S, LFXS26596S/00, LFXS26973D, LFXS26973S, LFXS27466S, LFXS28566, LFXS28566D, LFXS28566M, LFXS28566S, LFXS28596, LFXS28596D, LFXS28596D/01, LFXS28596M, LFXS28596S, LFXS28968, LFXS28968D, LFXS28968S, LFXS28968S/00, LFXS28968S/02, LFXS30796, LFXS30796D, LFXS30796S, LMXC23796, LMXC23796D, LMXC23796M, LMXC23796S, LMXC23796S/00, LMXS28526D, LMXS28596, LMXS28596D, LMXS28596S, LMXS28626, LMXS28626D, LMXS28626S, LMXS28626S/01, LMXS28626S/02, LMXS28636, LMXS28636S, LMXS28726D, LMXS30796

Fitment reminder: Match the complete appliance model number, including suffix or revision where applicable, before ordering.