Whirlpool Refrigerator Mullion Rail - WP12722803B

Whirlpool Refrigerator Mullion Rail - WP12722803B

Restore the center-door seal between French-door refrigerator sections with this genuine OEM Whirlpool Refrigerator Mullion Rail. This refrigerator mullion rail is the matching service component used to restore the center-door seal between French-door refrigerator sections.

WP12722803B is a genuine OEM Whirlpool service part.

Fits These Brands / Families: Select Whirlpool refrigerator models that list WP12722803B as the correct service part.

Fitment / What To Verify: Match upper/lower or left/right location, mounting/slide style, dimensions, and what is included. Verify whether wheels, adjusters, rails, supports, or other hardware must be transferred from the original part.

Please confirm fitment with your appliance or equipment model number before ordering.

Is it time to replace?

• Common Symptoms: Replace when the original part is damaged, missing, worn, or no longer performs its intended function.
• Visible/Sensory Cues: Compare the original part, mounting points, connections, dimensions, and any model-specific features before ordering.

Pro Tip: Compare the original part number and the complete model number before ordering. Similar-looking parts can differ by revision, mounting, dimensions, or connection details.

Technical Specifications