Commercial air handling unit WEATHERMASTER® 50V

rooftop

Overview
The WeatherMaster® 50V Applied rooftop unit provides modular HVAC capacity for commercial buildings with nominal cooling from 27.5 to 100 tons. It is engineered for retrofit and new-install projects, offering compatibility with legacy Carrier curbs and select competitor curb/chassis configurations. Key system components include SmartVu™ controls, R-454B refrigerant, and options for enhanced indoor air quality and service access.

Key features

• Low GWP refrigerant: R-454B
• SmartVu™ Controls (next-generation)
• Replacement compatibility with legacy Carrier curbs and select competitor models
• Performance Features: Variable-speed condenser fans with Greenspeed® Intelligence for optimized part-load performance
• Reliability Features: Factory-tested units with SmartVu monitoring and advanced refrigerant protection
• Maintenance Features: Hinged doors, large access panels, SmartVu diagnostics and safety interlocks
• Installation Features: Designed for streamlined retrofit or replacement projects with available curb kits and accessories

At a glance
Type: Electric Heat / Hydronic Heat / Electric Cooling
Refrigerant: R-454B
Capacity Range: 27.5 - 100 Tons
Efficiency (EER / IEER): 10.5 / 16.6

Specifications

• Model: 50V
• Cooling capacity range: 27.5 to 100 nominal tons
• Refrigerant: R-454B (low GWP)
• Efficiency ratings: EER 10.5, IEER 16.6
• Unit types supported: Electric Heat, Hydronic Heat, Electric Cooling
• Controls: SmartVu™ Controls (integration guides and documentation available)
• Part-load optimization: Variable-speed condenser fans with Greenspeed® Intelligence
• Serviceability: Hinged doors, large access panels, SmartVu diagnostics, safety interlocks
• Installation/retrofit: Compatible with legacy Carrier curbs and select competitor curb/chassis configurations
• Available accessories: louvered hail guard, curb centering kit, RNET harness, ultraviolet lamp, roof curbs, compressor sound blanket
• Certifications: AHRI 340/360, UL Registered / UL Listed, ASHRAE 90.1 compliance (as indicated)