EG4 AC Mini-Split 12000 BTU | Energy Star, AHRI

EG4 12,000 BTU AC Mini Split – High-Efficiency Do-It-Yourself Cooling & Heating

High-Performance Comfort for Small to Mid-Sized Spaces

The EG4 12K Mini Split delivers powerful 12,000 BTU heating and cooling performance with industry-leading energy efficiency. Engineered for small to medium-sized rooms, offices, workshops, or off-grid applications, this system features a compact design, low-noise operation, and rapid temperature control. Whether you’re upgrading your home HVAC or installing a climate solution in a new build, this unit offers both simplicity and results.

New SEER2 Rating: 28.5 for Maximum Energy Savings

Built with the latest energy-saving technology, the EG4 12K Mini Split now features a SEER2 rating of 28.5—well above standard efficiency benchmarks. This reduces long-term operating costs without compromising performance. The inverter-driven compressor adjusts output based on demand, lowering power draw and improving temperature precision over traditional systems.

Plug-N-Cool DIY Installation – No Vacuum Required

This system features EG4’s new Plug-N-Cool quick-connect technology, allowing for tool-free, Do-It-Yourself installation. The included pre-charged refrigerant line set and self-sealing valves eliminate the need for a vacuum pump or specialized tools. Users can complete installation without HVAC certification, making this unit ideal for experienced DIYers or contractors looking to reduce install time.

Heating and Cooling Coverage up to 650 sq. ft.

With over 12,000 BTUs of combined heating and cooling power, this unit can efficiently regulate temperatures in rooms up to 650 square feet. It offers consistent comfort in bedrooms, detached garages, ADUs, tiny homes, or server closets—providing year-round control in diverse climates and environments.

What’s Included

• Indoor head unit (wall mount)
• Outdoor condenser unit
• 16.4 ft pre-charged line set and electrical wire
• LCD remote control
• Installation bracket and accessories

EG4 Warranty and Maintenance Notes

This system is backed by a 5-year limited warranty from EG4, covering compressor and parts under standard usage. While installation can be completed DIY, any future maintenance, refrigerant charging, or system decommissioning must be performed by a licensed HVAC technician to remain within warranty and EPA compliance.