Unitherm Midwall Aircon 12000 BTU Inverter – Efficient Cooling & Heating
The Unitherm Midwall Aircon 12000 BTU Inverter (SKU 81493756) offers high-efficiency climate control for rooms of moderate size, using inverter technology to deliver both cooling and heating. Listed at approx. R 3,999.00 at SA Home Builder Store South Africa.
Key Specifications & Features.
Unitherm Midwall Aircon 12000 BTU Inverter

- Capacity: 12,000 BTU – suitable for spaces approximately 20-25 m² (depending on insulation, window size, sun exposure).
- Technology: Inverter split system – provides variable compressor speed, improved energy efficiency and quieter operation.
- Unit Type: Mid-wall mounted indoor unit with outdoor condenser—a typical split system configuration.
- Warranty: Up to 5 year warranty on unit/compressor in many listings of the model.
- Price (Indicative): R 3,999.00 (on special) at SA Home Builder Store.
Why Choose This Air Conditioner?.
Unitherm Midwall Aircon 12000 BTU Inverter
- Energy-efficient inverter technology: Helps reduce power consumption compared with fixed-speed units.
- Dual function (cooling & heating): Suitable for seasonal climates, offering year-round comfort.
- Room-sized capacity: At 12,000 BTU this unit fits typical living rooms, bedrooms, or mid-sized spaces in South Africa.
- Brand & support: Offered through Leroy Merlin SA, making local support and availability easier.
Typical Applications & Use Cases.
Unitherm Midwall Aircon 12000 BTU Inverter
- Main living room in a home (~20-25 m²) requiring both cooling and heating.
- Home renovations where an energy-efficient climate solution is needed for a single room or open-plan space.
- Small commercial offices or boutique retail spaces where quiet, efficient air-conditioning is required.
Pre-Purchase & Installation Checklist.
Unitherm Midwall Aircon 12000 BTU Inverter
- Room size check: Ensure the room’s size, insulation, sun exposure and window area match a 12,000 BTU unit’s capacity—for undersized/spacious rooms a different size may be required.
- Electrical requirements: Confirm that the power supply, circuit breaker, and wiring meet the unit’s specifications and local regulations.
- Installation position: The indoor mid-wall unit should be placed high on a wall, with clear airflow and minimal obstructions; the outdoor condenser needs adequate ventilation.
- Drainage & outdoor unit placement: Ensure condensate drain and outdoor unit location (on wall bracket or platform) are properly prepared and compliant with local building codes and HOA rules if applicable.
- Warranty registration: Register the unit warranty after installation; choose a qualified HVAC installer to maintain the warranty validity.
- Maintenance: Regular filter cleaning, outdoor coil inspection and periodic servicing help maintain efficiency and longevity of the inverter system.
Summary Table.
Unitherm Midwall Aircon 12000 BTU Inverter
| Specification | Detail |
|---|---|
| Brand / Model | Unitherm Midwall Aircon 12,000 BTU Inverter |
| Capacity | 12,000 BTU |
| Technology | Inverter Split (Indoors + Outdoor units) |
| Suitable room size | Approx. 20-25 m² (subject to conditions) |
| Indicative Price | R 3,999.00 |
| Retailer | Leroy Merlin South Africa (SKU 81493756) |
Conclusion.
Unitherm Midwall Aircon 12000 BTU Inverter

The Unitherm Midwall Aircon 12,000 BTU Inverter is a solid choice for homeowners or businesses looking for a reliable, energy-efficient climate control solution for a mid-sized room. With inverter technology, dual mode capability and a competitive price point, it delivers good value. Make sure to verify your room sizing, installation readiness and electrical supply to achieve optimal performance. Order Here.




