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Mini-Split AC General

Which voltage model should I choose? 115V or 230V?

That will depend on the slot you have open. The 230V systems require a double pole breaker, therefore, it will require two slots in your panel. The 120 V system will require a single slot. Please note that the unit has to be wired to the breaker or c

Do you have another size line set? Can the copper line sets be cut or shortened?

The line set we provide is 16ft long.  There is a 25ft and 50ft long line set available for sale. Please check this link: https://tosotdirect.com/products/mini-split-ac-cooper-line-set-7-5m.  You can shorten the line set but only with professional ha

Is the mini-split AC pre-charged with freon?

Yes, it is pre-charged for up to 16 feet with R410A Refrigerant.

Are the coils coated with an anti-corrosion coat?

No, there is no anti-corrosion coat. However, the coils of the evaporator and condenser are made of copper, specifically phosphorus deoxidized copper, which enhances their corrosion resistance.

Why is there condensation at the indoor unit's air outlet of a split air conditioner?

The condensation at the air outlet of the indoor unit in a split air conditioner occurs due to the following reasons:. To minimize condensation at the air outlet of the indoor unit, consider the following measures:

Filter maintenance issues

The filter is a reusable filter. Instructions for cleaning the filter can be found in the user manual. If you prrefer to purchase a brand new filter, please email us via [email protected] for further assistance.

Can the split ac connect to a regular 120V outlet ?

No, our Split ACs [no matter 120V or 230V] can't plug the unit directly into an outlet.

What is the recommended operating range?

The recommended operating temperature range is -13°F -115°F. Performance may be impacted if you are operating the unit outside of this range.

Do you offer professional installation service?

Now offering installation services in Texas and Washington State. To request service and pricing, please fill out the HVAC Installation Service Form. Any local HVAC technician should be willing and able to help you with installation or issues. For

Can I use the GFCI breakers?

These breakers aren't designed to handle the high harmonic currents generated by inverters, which may lead to frequent tripping. A regular breaker paired with an AC disconnect box is usually adequate for maintaining safety.