Best OYLUS Mini Splits Under $500: 3 Spec-Based Picks

Quick picks

The best fit for you

• You want smart app control and quiet operation OYLUS 12,000 BTU Mini Split AC It offers 115V power with smart features for standard homes.
• You need sub-zero heating on standard power OYLUS 11500 BTU 17 SEER2 Mini Split Its 17 SEER2 rating and 115V setup handle cold winters.
• You need quiet cooling for small bedrooms OYLUS 9000 BTU Mini Split The 9000 BTU unit provides 19 SEER2 efficiency for small spaces.

Our 3 picks

1 Best overall

OYLUS 12,000 BTU Mini Split AC

Best for: standard 115V homes needing smart control

Cooling Capacity

12,000 BTU

Efficiency Rating

19 SEER2

Voltage

115V

Coverage Area

Up to 750 sq. ft.

Heat Pump

Heat Pump

Dimensions

8.2 × 32.3 × 11.9 inches

View on Amazon: OYLUS 12,000 BTU Mini Split AC Affiliate link

This OYLUS unit delivers 12,000 BTU of cooling and 12,500 BTU of heating for rooms up to 750 square feet. It runs on standard 115V power and achieves 19 SEER2 efficiency. The system includes a remote, LED display, and smart app control. You get four fan speeds and a dehumidifier mode. It operates quietly at 42dB with sleep mode adjustments for nighttime comfort.

Pros

• 12,000 BTU cooling capacity
• 19 SEER2 efficiency rating
• Smart app control included
• Quiet 42dB operation

Cons

• 115V electrical requirement
• 73.9-pound unit weight
• Limited to 750 sq ft coverage

Good fit if

• You need smart app control
• You have a standard 115V outlet
• You want quiet nighttime operation

Skip if

• You require 230V power
• You need to cool over 750 sq ft
• You prefer a lighter indoor unit

Verdict: OYLUS 12,000 BTU 115V Mini Split is a solid pick for homeowners who want smart app control and quiet operation in a standard 115V setup.

2 Best 17 seer2

OYLUS 11500 BTU 17 SEER2 Mini Split

Best for: sub-zero heating on standard 115V power

Cooling Capacity

11500 BTU

Efficiency Rating

17 SEER2

Voltage

115V

Coverage Area

750 Sq. Ft

Heat Pump

Heat Pump

Dimensions

8.3 × 30.7 × 9.8 inches

View on Amazon: OYLUS 11500 BTU 17 SEER2 Mini Split Affiliate link

This OYLUS system combines an 11,500 BTU cooling capacity with a heat pump that runs down to -4°F. Operating on standard 115V power with a 17 SEER2 efficiency rating, it provides year-round climate control without dedicated 230V wiring. You get six fan speeds and 4D auto-swing louvers, making it suitable if you need balanced airflow across a mid-sized room.

Pros

• Runs on standard 115V electrical supply
• Heats down to -4°F with built-in crankcase heater
• 4D auto-swing louvers with 6 adjustable fan speeds
• 131°F high-temperature self-cleaning cycle

Cons

• 17 SEER2 rating offers lower efficiency than 19 SEER2 models on the list
• 11,500 BTU cooling capacity is lower than standard 12,000 BTU alternatives
• No mobile app or Wi-Fi control listed in the specifications

Good fit if

• You have a standard 115V electrical supply and want to avoid 230V wiring.
• You need dependable heat in cold weather down to -4°F.
• You want precise airflow control across multiple fan speeds and swing angles.

Skip if

• You want the higher energy savings of a 19 SEER2 unit.
• You require a full 12,000 BTU capacity for a larger space.
• You prefer controlling your mini split via a smartphone app.

Verdict: OYLUS 11,500 BTU 17 SEER2 Mini Split fits homeowners who need sub-zero winter heating on standard 115V household power without hiring an electrician for high-voltage rewiring. Its 4D louver control and six fan speeds distribute conditioned air evenly across mid-sized spaces.

3 Also great

OYLUS 9000 BTU Mini Split

Best for: small rooms and quiet spaces

Cooling Capacity

9,000 BTU

Efficiency Rating

19 SEER2

Voltage

115V

Coverage Area

up to 450 sq. ft.

Dimensions

8.2 × 32.3 × 11.9 inches

Weight

73.8 pounds

View on Amazon: OYLUS 9000 BTU Mini Split Affiliate link

This OYLUS mini split delivers 9,000 BTU of cooling and heating for spaces up to 450 square feet. It runs on standard 115V power and achieves a 19 SEER2 efficiency rating. The unit operates quietly at 26dB in sleep mode and moves 350 CFM of air. You get four modes including dehumidification and a 90-degree vertical swing. It suits small rooms like bedrooms or offices where central HVAC is not practical.

Pros

• High 19 SEER2 cooling efficiency
• Quiet 26dB sleep mode operation
• Standard 115V electrical connection
• Fast 350 CFM airflow in Turbo mode

Cons

• 9,000 BTU capacity is lower than 11,500 and 12,000 BTU models on this list
• Limited to 450 square feet coverage area
• Heating efficiency is 8.5 HSPF2, which is lower than cooling efficiency

Good fit if

• You need a unit for a small room under 450 sq. ft.
• You have only a 115V outlet available
• You prioritize quiet operation for a bedroom or nursery

Skip if

• You need to cool a large open area over 450 sq. ft.
• You require higher heating capacity than 9,000 BTU
• You want the maximum possible cooling power available in this guide

Verdict: OYLUS 9000 BTU Mini Split is a compact, energy-efficient choice for small rooms. It fits buyers who need quiet, low-voltage cooling for spaces like bedrooms or home offices.

Specifications side by side

How to choose the right OYLUS mini split

1. Match voltage to your outlet

   All three OYLUS models listed here run on standard 115V power. This means you can plug them into a typical household outlet without needing a dedicated high-voltage circuit. You do not need to hire an electrician to install new wiring. This makes the setup process simpler and more accessible for most homeowners. Check your available outlets to ensure they are grounded and capable of handling the load. This voltage compatibility is a key advantage for DIY installation projects in standard homes.

2. Compare SEER2 efficiency ratings

   SEER2 measures cooling efficiency. Higher numbers mean lower energy bills. The 11,500 BTU model offers a 17 SEER2 rating. The 9,000 BTU unit provides 19 SEER2. The 12,000 BTU best overall pick does not list a specific SEER2 number in the provided data. You should prioritize higher ratings if you plan to run the unit frequently. Better efficiency reduces long-term operating costs. Compare these numbers side by side to find the most economical option for your specific usage patterns and local electricity rates.

3. Select capacity for room size

   BTU determines cooling power. The 9,000 BTU model suits small rooms like bedrooms or home offices. The 11,500 BTU and 12,000 BTU units handle larger mid-sized spaces. Choosing the correct capacity prevents short cycling or inadequate cooling. If the unit is too small, it will struggle to reach the set temperature. If it is too large, it may cool too quickly without removing humidity. Match the BTU rating to your square footage for consistent comfort and proper dehumidification in your target space.

4. Check physical dimensions for fit

   The indoor unit size matters for wall mounting. The 12,000 BTU and 9,000 BTU models share similar dimensions: 32.3 inches wide and 11.9 inches tall. The 11,500 BTU model is slightly narrower at 30.7 inches wide and shorter at 9.8 inches tall. Measure your intended wall space before purchasing. Ensure you have enough clearance for airflow and maintenance access. The weight also varies slightly, ranging from 68.4 to 73.9 pounds. Verify your mounting bracket can support the specific weight of your chosen model.

5. Consider smart control features

   The 12,000 BTU model is noted for smart app control. This allows you to adjust settings remotely from your phone. You can change temperatures or schedules without needing to be near the unit. This feature is useful for standard 115V homes where convenience is a priority. Check if the specific model you choose includes this capability. Remote control adds flexibility to your daily routine. It lets you optimize energy use by turning the unit off when you leave the house or adjusting it before you arrive home.

Frequently asked questions

See also

• best OYLUS 230V mini splits
• best OYLUS 115V mini splits
• best mini split air conditioners under 500
• best mini PCs under 500