Hitachi airHome 400 Wall Mounted Air Conditioner
The Hitachi airHome 400 Split System Air Conditioner is designed for homeowners who want reliable climate control with advanced split system technology. Offering both cooling and heating, this unit ensures comfort all year round while remaining highly energy efficient. Many people ask, “What makes the airHome 400 different from other split systems?” The answer lies in its balance of performance, quiet operation, and smart features that adapt to your living environment. Whether you’re searching for an air conditioner that reduces running costs or simply want a dependable solution for consistent comfort, the Hitachi airHome 400 delivers.
Hitachi airHome 600 Wall Mounted Air Conditioner | Hitachi airHome 400 Wall Mounted Air Conditioner | Hitachi S-Series Wall Mounted Air Conditioner

HITACHI RAK-DJ25PHAT | RAC-DJ25PHAT 2.5kW airHome 400 Wall Mounted Air Conditioner
2.5 kW Cooling | 3.5 kW Heating
HITACHI RAK-DJ25PHAT | RAC-DJ25PHAT 2.5kW airHome 400 Wall Mounted Air Conditioner
Indoor RAK-DJ25PHAT Outdoor RAC-DJ25PHAT
Wireless Controller | Manual Idu Frostwash | Air Purifying Filter | Eco mode
6 Years Manufacturer’s Warranty

HITACHI RAK-DJ35PHAT | RAC-DJ35PHAT 3.5kW airHome 400 Wall Mounted Air Conditioner
3.5 kW Cooling | 4.0 kW Heating
HITACHI RAK-DJ35PHAT | RAC-DJ35PHAT 3.5kW airHome 400 Wall Mounted Air Conditioner
Indoor RAK-DJ35PHAT Outdoor RAC-DJ35PHAT
Wireless Controller | Manual Idu Frostwash | Air Purifying Filter | Eco mode
6 Years Manufacturer’s Warranty

HITACHI RAK-DJ50PHAT | RAC-VJ50PHAT 5.0kW airHome 400 Wall Mounted Air Conditioner
5.0 kW Cooling | 5.3 kW Heating
HITACHI RAK-DJ50PHAT | RAC-VJ50PHAT 5.0kW airHome 400 Wall Mounted Air Conditioner
Indoor RAK-DJ50PHAT Outdoor RAC-VJ50PHAT
Wireless Controller | Manual Idu Frostwash | Air Purifying Filter | Eco mode
6 Years Manufacturer’s Warranty

HITACHI RAK-DJ60PHAT | RAC-DJ60PHAT 6.0kW airHome 400 Wall Mounted Air Conditioner
6.0 kW Cooling | 7.0 kW Heating
HITACHI RAK-DJ60PHAT | RAC-DJ60PHAT 6.0kW airHome 400 Wall Mounted Air Conditioner
Indoor RAK-DJ60PHAT Outdoor RAC-DJ60PHAT
Wireless Controller | Manual Idu Frostwash | Air Purifying Filter | Eco mode
6 Years Manufacturer’s Warranty

HITACHI RAK-DJ70PHAT | RAC-DJ70PHAT 7.0kW airHome 400 Wall Mounted Air Conditioner
7.0 kW Cooling | 8.0 kW Heating
HITACHI RAK-DJ70PHAT | RAC-DJ70PHAT 7.0kW airHome 400 Wall Mounted Air Conditioner
Indoor RAK-DJ70PHAT Outdoor RAC-DJ70PHAT
Wireless Controller | Manual Idu Frostwash | Air Purifying Filter | Eco mode
6 Years Manufacturer’s Warranty

HITACHI RAS-S80YHAC | RAC-S80YHAC 8.0kW S SERIES Wall Mounted Air Conditioner
8.0 kW Cooling | 9.0 kW Heating
HITACHI RAS-S80YHAC | RAC-S80YHAC 8.0kW S SERIES Wall Mounted Air Conditioner
Indoor RAS-S80YHAC Outdoor RAC-S80YHAC
Premium wireless controller | Motion detect Eco mode | Frost wash | higher efficiency | Nano Titanium coated stainless pre-filters
6 Years Manufacturer’s Warranty

HITACHI SPX-WFG03 airCloud Go WiFi adaptor kit
HITACHI SPX-WFG03 airCloud Go WiFi adaptor kit

HITACHI PSC-6RAD H-Link Adaptor
HITACHI PSC-6RAD H-Link Adaptor

HITACHI SPX-DST1 Wiring distributor for connection to SPX-WKT4 (4 connections)
HITACHI SPX-DST1 Wiring distributor for connection to SPX-WKT4 (4 connections)

HITACHI SPX-WKT4 Wired Controller with SPX-WWKT15M 15 Meters Cable
HITACHI SPX-WKT4 Wired Controller with SPX-WWKT15M 15 Meters Cable

HITACHI SPX-WDC3 Remote Dry Contact adaptor
HITACHI SPX-WDC3 Remote Dry Contact adaptor

HITACHI SPX-WDC8 Run/Fault status adaptor
HITACHI SPX-WDC8 Run/Fault status adaptor

HITACHI SPX-DRF1 DRED connection PCB – to suit RAC-S50~80YHA(C)
HITACHI SPX-DRF1 DRED connection PCB – to suit RAC-S50~80YHA(C)

HITACHI SPX-DRF2 DRED connection PCB – to suit all P series, E Series, airHome 400, 500 & 600 series
HITACHI SPX-DRF2 DRED connection PCB – to suit all P series, E Series, airHome 400, 500 & 600 series

HITACHI SPX-WDST8M 8m cable To suit SPX-DST-1 & Wired Controller
HITACHI SPX-WDST8M 8m cable To suit SPX-DST-1 & Wired Controller

HITACHI SPX-WKT5M 5m extension cable for SPX-WKT4
HITACHI SPX-WKT5M 5m extension cable for SPX-WKT4
If you’re wondering, “Is the Hitachi airHome 400 a good option for energy-efficient home cooling and heating?” the answer is yes. Built with innovative inverter technology, this system provides steady temperatures without excessive power use. Its modern design blends seamlessly into any space, while intuitive controls make it easy to manage your climate preferences. Perfect for bedrooms, living rooms, or home offices, the airHome 400 is an ideal choice for anyone looking to invest in a split system air conditioner that prioritizes efficiency, comfort, and long-term value.

