The Oxbox J962V100DU5SA is a high-efficiency, two-stage gas furnace designed for residential heating applications. It delivers 100,000 BTUH of input capacity with a 96% AFUE rating, meaning most of the fuel is converted into usable heat for maximum energy savings and year-round comfort. This model is part of the J962V 96% AFUE two-stage gas furnace family, offering improved comfort and quiet operation compared with single-stage systems. Oxbox HVAC Shop+1
Key Features
♨ 96% AFUE Efficiency
96% Annual Fuel Utilization Efficiency (AFUE) — very high efficiency that reduces heating costs and meets current energy standards for residential furnaces.
Two-stage gas valve provides two levels of heat output:
Low stage for mild weather (longer run times, quieter, more even temperatures)
High stage for very cold conditions.
Provides more consistent comfort and fewer temperature swings than single-stage units. Trane Technologies
Cabinet & Installation
D-cabinet width (~24.5″) — wider cabinet for higher airflow capacity and easier integration with larger duct systems.
U in the model code indicates Upflow / horizontal installation capability (both right and left airflow options).
Designed for flexible installation in attics, basements, closets, or utility rooms where space and duct layout demand versatile configuration. Trane Technologies
