Bosch BIVA-48RCB-M20X 48,000 BTU Multi-Position Air Handler Indoor Unit - R454B

Bosch BIVA-48RCB-M20X – 48,000 BTU R-454B Multi-Position Air Handler

Enhance your comfort with the Bosch BIVA-48RCB-M20X, a 4-ton premium multi-position air handler designed for efficient, quiet, and versatile operation. Part of Bosch’s IDS Premium Connected Series, it provides durable construction, advanced airflow performance, and reliable comfort year-round.

Powerful & Efficient Performance

The BIVA-48RCB-M20X delivers 46,000 BTU of cooling and 47,000 BTU of heating capacity. Its constant torque ECM multi-speed blower motor ensures consistent airflow, while the factory-installed TXV metering device provides precise refrigerant control and optimized system efficiency.

Eco-Friendly Refrigerant

Optimized for R-454B refrigerant, this air handler pairs seamlessly with Bosch IDS Premium Connected outdoor systems. When matched with the proper condenser, the system achieves seasonal efficiencies up to 20 SEER2 and 9.5 HSPF2.

Quiet & Durable Design

Built with an all-aluminum evaporator coil for long-lasting corrosion resistance and a fully insulated cabinet to minimize air leakage. Indoor sound levels range from 62.7 dB(A) at low speed to 72.4 dB(A) at high speed, delivering powerful airflow while maintaining comfort.

Flexible Installation

The BIVA-48RCB-M20X supports upflow and horizontal right configurations as standard, and can be field-converted to horizontal left or downflow. Dual front panels, an integrated filter rack with tool-less access, and a slide-out blower/coil assembly simplify installation and service.

Trusted Bosch Quality

Backed by Bosch’s long-standing reputation for engineering excellence, the BIVA-48RCB-M20X is AHRI and ETL listed. With professional installation and registration, it qualifies for a 10-year limited residential warranty.

Ideal For
Homeowners and businesses requiring a 4-ton air handler with premium efficiency, quiet performance, and versatile installation. The Bosch BIVA-48RCB-M20X delivers powerful airflow, durable construction, and reliable comfort with Bosch’s trusted quality.