Air-Con Serene Series 18,000 BTU 18 SEER Mini Split Air Conditioner | Includes Lineset & Wiring | Inverter Technology | Wi-Fi Ready

Air-Con Serene Series 18,000 BTU 18 SEER Mini Split Air Conditioner | Includes Lineset & Wiring | Inverter Technology | Wi-Fi Ready

Quiet Comfort. Reliable Efficiency.

The Air-Con Serene Series 18,000 BTU Mini Split Air Conditioner delivers dependable, energy-efficient heating and cooling for medium-sized rooms and offices. With an 18 SEER rating, this system provides year-round comfort while reducing energy costs through advanced inverter technology.

Engineered for quiet operation and easy installation, the Serene Series features a sleek, ductless design that offers precise temperature control and balanced airflow throughout your space. Whether you’re keeping cool in summer or staying warm in winter, this versatile mini split ensures consistent, whisper-quiet comfort all year long.

Licensed HVAC technician required for proper installation and maintenance.
 AHRI Certified Reference Number: 10272492

Key Features:

• 18,000 BTU Heating & Cooling Capacity: Powerful, efficient climate control for medium-sized living areas, offices, or studios.
  
• 18 SEER High Efficiency: Energy-efficient design reduces power consumption and helps lower monthly utility costs.
  
• Inverter Technology: Automatically adjusts compressor output to maintain steady temperatures and minimize energy waste.
  
• Turbo Mode: Rapidly heats or cools your space for quick comfort on demand.
  
• Sleep Mode: Maintains an ideal sleeping temperature while operating at whisper-quiet noise levels.
  
• Auto Clean Function: Prevents mildew buildup and keeps indoor air fresh.
  
• Auto Restart: Restores previous settings automatically after a power outage.
  
• 24-Hour Timer with Memory: Set custom schedules with built-in memory that retains your last configuration.
  
• Dedicated Dehumidifier Mode: Effectively removes excess humidity to improve indoor comfort.
  
• Horizontal & Vertical Louver Motion: Delivers even air distribution throughout your entire room.
  
• Wi-Fi Ready: Compatible with Cielo Breez smart remotes (sold separately) for app-based control and automation.
  
• Quiet Operation: Engineered for low noise levels, creating a peaceful indoor environment.
  
• All-Season Performance: Designed to operate in outdoor conditions as low as -4°F for heating and 32°F for cooling.
  
• AHRI Certified (#10272492): Independently verified for performance and reliability.
  Professional Installation Required: Must be installed by a licensed HVAC technician to ensure optimal performance and maintain warranty coverage.

Applications:

• Residential Homes & Apartments
• Offices & Studios
• Renovations & Room Additions
• Medium-Sized Commercial Spaces
• Areas Without Existing Ductwork

What’s Included:

• 1 × Indoor Unit (Evaporator)
• 1 × Outdoor Unit (Condenser)
• 1 × Remote Control
• 1 × 15′ Copper Lineset
• 1 × 15′ Signal & Power Electrical Cables
• Installation Manual & Hardware

Specifications

• Cooling Capacity: 18,000 BTU
  
• Heating Capacity: 20,000 BTU
  
• Power Input: 1,700 Watts
  
• Amperage: 7.6 A
  
• Voltage / Frequency / Phase: 208/230V – 60Hz – Single Phase
  
• SEER: 17.6
  
• HSPF: 10.1
  
• Operating Temperature Range: 32°F (Cooling) / -4°F (Heating)
  
• Indoor Unit Dimensions: 36" × 12 3/8" × 9 5/16"
  
• Outdoor Unit Dimensions: 31 7/8" × 23" × 11"
  
• Lineset Size: 1/4" & 1/2"

Why Shop With Us

Why Shop With Ecogrid Supply?

• Authorized & Trusted Dealer: We’re fully authorized for every brand we carry, so you get genuine products with full manufacturer warranties.

• Fast, Reliable Shipping: All items ship from our U.S. warehouses with quick and dependable freight options to keep your project on track.

• 30-Day Hassle-Free Returns: Change your mind? No worries — enjoy a simple 30-day return process for peace of mind.

• Real Human Support, 7 Days a Week: Reach us by phone, email, or live chat — no bots, no overseas call centers, just real people who know off-grid power systems.

• Expert Energy Guidance: Our solar and backup energy specialists are ready to help you with design, planning, product questions, and installation tips.

• USA-Based Service: Our team proudly operates here in the United States, providing local, knowledgeable, and friendly support.

• Secure Payments: Shop confidently with our encrypted, secure checkout to protect your personal and payment information.

• Built for Energy Independence: Whether you’re powering a cabin, prepping for emergencies, or going off-grid, our products are selected for performance, reliability, and sustainable operation.