Sub-Zero Freezer Commercial Freezer Not Holding Temperature in Summit, NJ

Common causes of a freezer not freezing include: dirty condenser coils, a failed evaporator fan, a broken defrost thermostat, or a failing compressor. We carry parts for all major brands and offer same-day service throughout New Jersey.

Excessive frost buildup is usually caused by a failed defrost heater, a bad defrost thermostat, or a faulty defrost timer/control board. A damaged door gasket that lets in humid air is also a common cause in NJ homes where doors are opened frequently.

Defrost when frost buildup exceeds 1/4 inch — typically every 3–6 months. If you're defrosting more frequently, it may indicate a door seal issue. We can inspect and replace gaskets if needed.

Loud humming from a freezer is usually a failing evaporator fan motor, a dirty condenser fan, or a struggling compressor. All of these can be diagnosed and repaired same-day by our NJ technicians.

Yes. We repair all types of freezers — chest, upright, built-in, and drawer freezers — for all major brands including Sub-Zero, GE, Whirlpool, Maytag, Frigidaire, and more.

In most New Jersey zip codes we offer same-day service. Call before noon and we can usually have a technician at your door within 2–4 hours. We service all all NJ service counties.

Yes. Our technicians stock the most commonly needed replacement parts for all major brands. Most New Jersey repairs are completed in a single visit — no waiting for parts to be ordered.

We repair all major appliance brands including Samsung, LG, Whirlpool, GE, Maytag, Bosch, KitchenAid, Frigidaire, Sub-Zero, Wolf, Viking, Miele, and more. In NJ we also service compact European-style appliances common in Essex and Morris Counties apartments.