GPHM Large Chassis Units Accessories

GPHM large chassis packaged heat pump units (4-5 ton capacity) offer a comprehensive range of factory-engineered accessories designed to enhance performance, installation flexibility, and operational efficiency. Available accessories include fully modulating Honeywell Jade economizers with up to 100% fresh air capability for energy-efficient ventilation, downflow and horizontal duct filter racks accommodating standard air filters for improved indoor air quality, and manual or motorized fresh air dampers providing 25% outdoor air circulation to meet building codes. Additional accessories include outdoor thermostats with lockout functionality for intelligent management of supplemental electric heat in heat pump and dual fuel configurations for seamless economizer integration with heat pump systems, and optional electric heat kits for dual-fuel or heating-only applications. These OEM-quality accessories are compatible with Goodman GPHM3/5 series large chassis units (4-5 ton) in horizontal or downflow configurations and feature color-coded wiring for straightforward field installation. Concentric vent kits (CDK4872) are also available for flexible venting and chimney integration, ensuring code compliance and proper system operation in diverse commercial and residential applications.