MRCOOL 18k DIY 5th Generation Mini-Split Condenser 230v

Description

✔ Capacity: 18,000 BTU
✔ Voltage: 208/230V
✔ SEER Rating: Up to 20 SEER
✔ Refrigerant: R-454B
✔ Coverage: 720–1080 sq ft
✔ Shipping Weight: 114.2 lbs
✔ DIY Installable – No HVAC Tech Required
✔ Fast Shipping from USA

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About This Product

The MRCOOL 18k DIY 5th Generation Mini-Split Condenser 230v is a MRCOOL DIY Single-Zone Condenser outdoor condenser unit.

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Key Features

• Quick Connect® pre-charged line sets — no vacuum pump required
• Built-in WiFi for smartphone control via MRCOOL app
• Inverter compressor for energy-efficient variable-speed operation
• Heats and cools efficiently down to 5°F outdoor temperature
• Whisper-quiet operation — as low as 22 dB

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Technical Specifications

Model / SKU	DIY-18-HP-C-230D25-O
Capacity	18,000 BTU
Voltage	208/230V
SEER Rating	Up to 20 SEER
Refrigerant	R-454B
Coverage Area	720–1080 sq ft
System Type	DIY Single-Zone Condenser
Shipping Weight	114.2 lbs

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Frequently Asked Questions

What size room does the 18K BTU system cover

The 18,000 BTU system is designed to cover approximately 720–1080 sq ft. Actual coverage depends on insulation, ceiling height, climate zone, and local conditions.

Is this system DIY installable

Yes.

What voltage does this system require

This system operates on 208/230V. Verify your electrical panel can support the required circuit before installation.

Does this system include a line set

This unit does not include a line set. Compatible MRCOOL pre-charged line sets are available separately.

What refrigerant does this system use

This system uses R-454B refrigerant. R-454B is an environmentally friendly next-generation refrigerant with lower global warming potential than R-410A.

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Complete Your Installation

For a complete, code-compliant installation, most customers also need:

• MRCOOL Pre-Charged Line Sets – Available in 16ft, 25ft, and 50ft lengths

Questions? Call 1-866-330-1709 or email [email protected]