Panasonic CU-5Z90TBE Multi-Split Outdoor Unit
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The Panasonic CU-5Z90TBE is the ultimate multi-split solution for large residential or light commercial applications. With the ability to connect up to five indoor units, this 9kW outdoor unit provides unparalleled flexibility and power. It is designed to maintain a comfortable indoor climate across multiple zones, making it ideal for large family homes or office spaces. The unit features advanced inverter technology that ensures quiet operation and significant energy savings, even when multiple indoor units are running at different settings. Its durable, weather-resistant casing is built to last, and the system supports advanced air purification features when paired with compatible Etherea indoor units. With smart connectivity, you can control the temperature of every room from your phone, ensuring your home is always at the perfect temperature. This is a premium, high-capacity system for those who refuse to compromise on comfort or efficiency.
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Smart-home ready
Connects natively with the systems below — control by app or voice.
- Free UK mainland delivery on in-stock units
- Manufacturer warranty included
- 14-day returns
Downloads & specs
More from Panasonic →Manufacturer instructions
The Panasonic CU-5Z90TBE is a multi-split outdoor unit designed for professional installation by qualified technicians. The unit must be mounted on a stable, level surface with adequate clearance for airflow and maintenance. Refrigerant piping must be connected to the indoor units using R32-compatible copper lines, followed by a mandatory vacuum process to remove moisture and air from the system before opening the service valves. Electrical connections require a dedicated power supply and proper communication wiring between the outdoor and indoor units. F-gas regulations apply; technicians must ensure leak testing is performed after installation. Upon completion, the system requires a test run to verify communication and cooling/heating operation. Always refer to the specific technical service manual provided by Panasonic for precise torque settings, wiring diagrams, and commissioning procedures.
Fixed units must be installed by a qualified F-gas engineer. Find an installer — we'll match you with a local HVAC professional.
Full Specifications
Description
The Panasonic CU-5Z90TBE is the ultimate multi-split solution for large residential or light commercial applications. With the ability to connect up to five indoor units, this 9kW outdoor unit provides unparalleled flexibility and power. It is designed to maintain a comfortable indoor climate across multiple zones, making it ideal for large family homes or office spaces. The unit features advanced inverter technology that ensures quiet operation and significant energy savings, even when multiple indoor units are running at different settings. Its durable, weather-resistant casing is built to last, and the system supports advanced air purification features when paired with compatible Etherea indoor units. With smart connectivity, you can control the temperature of every room from your phone, ensuring your home is always at the perfect temperature. This is a premium, high-capacity system for those who refuse to compromise on comfort or efficiency.
Compare similar units
Side-by-side specs for other multi-split system ac in a similar BTU range.
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BroughtonReznor
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NIBE
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Carrier
Toshiba
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Panasonic
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Mitsubishi ElectricAnnual energy savings estimate
How much this A++-rated unit could save versus a standard C-rated model, based on your usage.
This unit
243 kWh/yr
EER 13
Standard model
396 kWh/yr
EER 8
Est. saving
£41.09
152 kWh/yr less
Estimate based on the unit's energy-rating efficiency factor and cooling capacity (30,000 BTU). Actual savings vary with room size, climate and usage patterns.
Winter heating cost: this AC vs electric heaters
This unit reverses to heat your room in winter. Based on its 11 kW heat output used 5 hrs/day over a 150-day UK heating season at £0.27/kWh.
Electric heater / season
£2137
This AC / season
£712
You save / season
£1424
~67% less electricity
| Heating method | Electricity / season | Cost / season | Efficiency | Summer cooling |
|---|---|---|---|---|
| This heat-pump AC | 2638 kWh | £712 | Up to 300% | |
| Plug-in electric heater | 7913 kWh | £2137 | 100% | |
| Electric storage heater | 7913 kWh | £2137 | 100% |
Heat output estimated from this unit's 36,000 BTU/hr rating. A heat pump moves heat (COP ≈ 3), so it uses about a third of the electricity of a direct-electric heater for the same warmth. Actual savings vary with room size, insulation, tariff and usage. See the full comparison →
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