Bosch CL042-1VTC-LRT-PUA – 3.5 Ton Water Source Heat Pump, Right Return, R-410A

The Bosch CL042-1VTC-LRT-PUA is a 3.5 Ton vertical water source heat pump engineered for high-efficiency heating and cooling in residential and light commercial applications. Designed with a right-hand return air configuration, this unit is ideal for installations requiring precise airflow orientation and compact vertical placement.

Built with Bosch’s proven geothermal and water-source technology, this heat pump delivers quiet operation, stable temperature control, and long-term reliability. The unit utilizes R-410A refrigerant and features a single-stage scroll compressor, providing dependable performance with reduced maintenance requirements.

The slide-out blower assembly simplifies service access, while the heavy-gauge galvanized steel cabinet ensures durability and corrosion resistance. This model is compatible with closed-loop geothermal systems, boiler/tower water loops, and ground water applications, making it a versatile solution across many HVAC designs.

Ideal for mechanical rooms, closets, and tight indoor spaces, the CL042-1VTC-LRT-PUA offers Bosch-quality engineering focused on efficiency, longevity, and installer-friendly design.