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MRCOOL® Olympus E Star 12,000 BTU (1 Ton) Single-Zone Mini Split Complete System | O-ES-12-HP-230C-O1
The MRCOOL® Olympus E Star Series delivers high-efficiency heating and cooling, quiet operation, and smart connectivity. The Olympus E Star 12,000 BTU (1 Ton) Single-Zone Mini Split Complete System is perfect for bedrooms, offices, and small living spaces up to 550 sq ft. With its Wi-Fi-enabled controls, eco-friendly refrigerant, and professional-grade build, this system offers modern comfort and energy savings all year long.
Important: This is a professional-grade system and requires installation by a licensed HVAC technician. Proper nitrogen pressure testing, vacuuming, and refrigerant release are essential for peak performance and warranty validation.
Premium Features & Benefits
- Complete System: Includes both indoor air handler and outdoor condenser for a ready-to-install comfort solution.
- Energy Efficient: Delivers exceptional performance with inverter compressor technology for precise temperature control and reduced energy consumption.
- Smart Wi-Fi Control: Connect via the MRCOOL® SmartHVAC™ App to monitor and adjust your comfort from anywhere.
- Voice Control Ready: Compatible with Amazon Alexa and Google Assistant for hands-free convenience.
- Quiet Operation: Engineered for low sound levels, ideal for bedrooms or offices.
- Eco-Friendly Refrigerant: Uses advanced R-454B refrigerant, reducing environmental impact while maximizing cooling efficiency.
- Durable Construction: Designed for long-term reliability in both residential and light commercial applications.
- Comprehensive Warranty: Backed by a Limited Lifetime Warranty, including 7-Year Compressor and 5-Year Parts coverage.
Technical Specifications
| Model | System Type | BTU / Ton | Voltage / Hz | Coverage Area* | Refrigerant | Efficiency | Sound Level | Warranty |
|---|---|---|---|---|---|---|---|---|
| O-ES-12-HP-230C-O1 | Single-Zone Mini Split Complete System | 12,000 BTU (1 Ton) | 230 V / 60 Hz | Up to ~550 sq ft* | R-454B | High-Efficiency Inverter System | Indoor ≈ 59 dB / Outdoor ≈ 55 dB | Lifetime (Limited) / 7 Year Compressor / 5 Year Parts |
*Actual coverage varies by insulation, climate zone, and ceiling height.
Professional Installation Required
This system must be installed by a certified HVAC technician. Professional installation ensures correct refrigerant handling, nitrogen leak testing, and vacuum evacuation — all critical for optimal performance and warranty eligibility.
Smart & Efficient Operation
- MRCOOL® SmartHVAC™ App (Android / iOS)
- Amazon Alexa + Google Assistant compatibility
- Auto-restart, Sleep Mode, and Leak Detection features
- Included handheld remote for manual control
Nationwide Shipping & Trusted Dealer Support
Buy from MRCOOLDIYDirect.com — the USA’s most trusted MRCOOL® dealer. Enjoy fast nationwide shipping, expert support, and genuine Olympus E Star products backed by full factory warranties.
SKU: O-ES-12-HP-230C-O1
Series: Olympus E Star (Best Tier)
Type: Single-Zone Mini Split Complete System (Indoor + Outdoor)
BTU: 12,000 (1 Ton)
Coverage: Up to ~550 sq ft
Refrigerant: R-454B
Efficiency: High-Efficiency Inverter Design
Warranty: Lifetime (Limited) / 7 Year Compressor / 5 Year Parts
Availability: Ships Nationwide from MRCOOLDIYDirect.com
Popular keywords: MRCOOL Olympus E Star 12K mini split system, O-ES-12-HP-230C-O1, 1 Ton single-zone heat pump, Energy Star mini split, R-454B refrigerant, Wi-Fi MRCOOL SmartHVAC App, Alexa Google Assistant control, nationwide shipping MRCOOLDIYDirect.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
MRCOOL® Olympus E Star 12,000 BTU (1 Ton) Single-Zone Mini Split Complete System | O-ES-12-HP-230C-O1
The MRCOOL® Olympus E Star Series delivers high-efficiency heating and cooling, quiet operation, and smart connectivity. The Olympus E Star 12,000 BTU (1 Ton) Single-Zone Mini Split Complete System is perfect for bedrooms, offices, and small living spaces up to 550 sq ft. With its Wi-Fi-enabled controls, eco-friendly refrigerant, and professional-grade build, this system offers modern comfort and energy savings all year long.
Important: This is a professional-grade system and requires installation by a licensed HVAC technician. Proper nitrogen pressure testing, vacuuming, and refrigerant release are essential for peak performance and warranty validation.
Premium Features & Benefits
- Complete System: Includes both indoor air handler and outdoor condenser for a ready-to-install comfort solution.
- Energy Efficient: Delivers exceptional performance with inverter compressor technology for precise temperature control and reduced energy consumption.
- Smart Wi-Fi Control: Connect via the MRCOOL® SmartHVAC™ App to monitor and adjust your comfort from anywhere.
- Voice Control Ready: Compatible with Amazon Alexa and Google Assistant for hands-free convenience.
- Quiet Operation: Engineered for low sound levels, ideal for bedrooms or offices.
- Eco-Friendly Refrigerant: Uses advanced R-454B refrigerant, reducing environmental impact while maximizing cooling efficiency.
- Durable Construction: Designed for long-term reliability in both residential and light commercial applications.
- Comprehensive Warranty: Backed by a Limited Lifetime Warranty, including 7-Year Compressor and 5-Year Parts coverage.
Technical Specifications
| Model | System Type | BTU / Ton | Voltage / Hz | Coverage Area* | Refrigerant | Efficiency | Sound Level | Warranty |
|---|---|---|---|---|---|---|---|---|
| O-ES-12-HP-230C-O1 | Single-Zone Mini Split Complete System | 12,000 BTU (1 Ton) | 230 V / 60 Hz | Up to ~550 sq ft* | R-454B | High-Efficiency Inverter System | Indoor ≈ 59 dB / Outdoor ≈ 55 dB | Lifetime (Limited) / 7 Year Compressor / 5 Year Parts |
*Actual coverage varies by insulation, climate zone, and ceiling height.
Professional Installation Required
This system must be installed by a certified HVAC technician. Professional installation ensures correct refrigerant handling, nitrogen leak testing, and vacuum evacuation — all critical for optimal performance and warranty eligibility.
Smart & Efficient Operation
- MRCOOL® SmartHVAC™ App (Android / iOS)
- Amazon Alexa + Google Assistant compatibility
- Auto-restart, Sleep Mode, and Leak Detection features
- Included handheld remote for manual control
Nationwide Shipping & Trusted Dealer Support
Buy from MRCOOLDIYDirect.com — the USA’s most trusted MRCOOL® dealer. Enjoy fast nationwide shipping, expert support, and genuine Olympus E Star products backed by full factory warranties.
SKU: O-ES-12-HP-230C-O1
Series: Olympus E Star (Best Tier)
Type: Single-Zone Mini Split Complete System (Indoor + Outdoor)
BTU: 12,000 (1 Ton)
Coverage: Up to ~550 sq ft
Refrigerant: R-454B
Efficiency: High-Efficiency Inverter Design
Warranty: Lifetime (Limited) / 7 Year Compressor / 5 Year Parts
Availability: Ships Nationwide from MRCOOLDIYDirect.com
Popular keywords: MRCOOL Olympus E Star 12K mini split system, O-ES-12-HP-230C-O1, 1 Ton single-zone heat pump, Energy Star mini split, R-454B refrigerant, Wi-Fi MRCOOL SmartHVAC App, Alexa Google Assistant control, nationwide shipping MRCOOLDIYDirect.






















