Hitachi Set Free Mini R410A 3 Phase VRF Heat Pump Outdoor Unit Inverter

Product Overview: At a Glance

The Hitachi Set Free Mini R410A 3 Phase VRF Heat Pump Outdoor Unit provides a compact, energy-efficient, and highly flexible HVAC solution. Ideal for residential and light commercial buildings, it offers simultaneous heating and cooling with advanced inverter technology and R410A refrigerant.

Key Features & Benefits

• Flexible zoning - supports 2-pipe and 3-pipe configurations; heat pump models from 4-12 HP and heat recovery models from 8-12 HP.
• High capacity support - connects up to 39 indoor units on higher-capacity models, perfect for larger projects.
• Enhanced installation flexibility - external static pressure up to 30 Pa and piping runs up to 500 m for versatile layouts.
• GentleCool operation - adjustable off-coil air temperature ensures immediate comfort without cold drafts.
• Efficient and quiet - smooth drive cycle control optimises COP at low load, reducing energy use and noise.
• Durable protection - triple coating protects outdoor units from corrosive or extreme environments.
• Maintenance-friendly - inspection window and smart defrosting for easy servicing.

Typical Applications & Use Cases

Designed for homes, offices, and light commercial buildings, the Set Free Mini VRF unit delivers precise climate control across multiple zones. Its compact size and flexible piping options make it suitable for rooftop, plant room, or tight-space installations, while supporting simultaneous heating and cooling for diverse comfort needs.

Technical Overview

The Set Free Mini 3 Phase VRF system utilises inverter technology to efficiently deliver capacities from 4 HP to 12 HP (this range for three phase models). It supports up to 39 indoor units, allows piping lengths up to 500 m, and accommodates both 2-pipe and 3-pipe configurations. GentleCool operation, low-noise performance, and advanced corrosion protection ensure reliable, energy-efficient operation for a wide range of installations.