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Air-Con Titanium 9000 BTU 19 SEER 110-120V Ductless Mini Split Air Conditioner Heat Pump System Air-Con Titanium 9000 BTU 19 SEER 110-120V Ductless Mini Split Air Conditioner Heat Pump System Price range: $745.95 through $973.95
Air-Con Sky Pro 9000 BTU 19 SEER Concealed Duct Mini Split Air Conditioner Air-Con Sky Pro 9000 BTU 19 SEER Concealed Duct Mini Split Air Conditioner $876.95
air-con|SKU:ATUCI/EM4H1S12

Air-Con Titanium 12,000 BTU Mini Split Heat Pump — 18 SEER on Standard 110-120V

Year-Round Climate Control for Grid-Independent Living

18 SEER efficiency — Inverter tech cuts power draw
Runs on 110-120V — Standard wall outlet, no special wiring
Heats in cold weather — Heat pump handles winter conditions
Whisper-quiet operation — Undisturbed indoor environment
Auto clean function — Prevents mildew buildup automatically
  • FREE System Design Consultation -- Our engineers size your HVAC for your actual square footage
  • FREE Shipping -- Ships free, including LTL freight on large orders

$788.95

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Air-Con Titanium 12000 BTU 18 SEER 110-120V Ductless Mini Split Air Conditioner Heat Pump System
Air-Con Titanium 12000 BTU 18 SEER 110-120V Ductless Mini Split Air Conditioner Heat Pump System
$788.95

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In the box

  • Indoor Unit (Evaporator)
  • Outdoor Unit (Condenser)
  • Remote Control
  • 15' Copper Lineset
  • 15' Signal and Power Electrical Cables
Air-Con Titanium 12000 BTU 18 SEER 110-120V Ductless Mini Split Air Conditioner Heat Pump System
Air-Con Titanium 12,000 BTU Mini Split Heat Pump — 18 SEER on Standard 110-120V
$788.95

Year-Round Climate Control for Grid-Independent Living

The Air-Con Titanium 12,000 BTU Ductless Mini Split delivers efficient heating and cooling with an 18 SEER rating, designed for off-grid and solar-rated setups running on standard 110-120V. Its inverter technology cuts operating costs, while heat pump capability provides reliable warmth even in colder conditions. This field-tested system is built-to-survive with whisper-quiet operation, auto-clean functionality to prevent mildew, and a 24-hour timer. Includes indoor unit, outdoor unit, remote, 15' lineset, and cables. AHRI Certified Reference Number: 10272499.

FREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORT
12,000 BTU Output
AHRI Certified
Complete Kit Included
24-Hour Timer
18 SEER
Energy Efficiency Rating
110-120V
Operating Voltage
12,000 BTU
Cooling & Heating Capacity
Break Free From the Utility Rate Hike Cycle

Break Free From the Utility Rate Hike Cycle

Every rate hike from your utility company hits hardest when you are running inefficient climate control. Window units and outdated HVAC systems keep you chained to the grid — pulling so much power that going off-grid feels impossible. The Air-Con Titanium breaks that dependency with 18 SEER inverter technology that dynamically adjusts compressor speed to your actual cooling load instead of running at full blast. At Off Grid Vault, we vet every unit for real-world off-grid performance — this system runs on standard 110-120V single-phase power, integrates with your solar and battery setup, and makes your climate control grid-independent rather than grid-dependent.

Year-Round Comfort Without Switching Systems

Year-Round Comfort Without Switching Systems

The heat pump in the Air-Con Titanium handles both cooling and heating in one unit — no separate furnace, no propane backup for winter months. With turbo mode for rapid temperature changes and a dedicated dehumidifier function, this mini split adapts to your actual conditions rather than forcing you to manage multiple systems. Sleep mode reduces noise and adjusts output overnight, while the 24-hour timer with last-setting memory means your cabin or homestead is at the right temperature when you walk in. Auto reset handles power interruptions seamlessly — when the grid drops and your inverter picks up the load, the unit restarts on its previous settings without manual intervention.

Complete Single-Zone Package Ready to Install

Complete Single-Zone Package Ready to Install

This kit arrives with the indoor evaporator unit, outdoor condenser, remote control, a 15-foot copper lineset, and 15-foot signal and power electrical cables — the core components for a single-zone installation. The ductless design eliminates ductwork, making it practical for cabins, tiny homes, and converted spaces where traditional forced-air systems are not feasible. WIFI-ready capability means you can add smart control through a Cielo Breez remote, sold separately. Licensed HVAC technician installation is required, and the unit carries AHRI Certified Reference Number 10272499, so you have verified performance documentation for your records. Horizontal and vertical louver motion directs airflow exactly where you need it, not where a fixed vent decides.

Compatibility Check

Confirm your setup meets these requirements before ordering.

  • Space requires 12,000 BTU capacity (typically 400–550 sq ft)
  • Dedicated 110-120V circuit available at installation site
  • 15' lineset reach sufficient between indoor and outdoor unit placement

Where This System Performs

Built for spaces where grid power isn't guaranteed or you want to reduce utility dependency.

Off-Grid Cabins
Homesteads
Workshops
Tiny Homes

Full specifications

At a glance

Dimensions
See product page
Power
110-120V
Warranty
See product page
Full specifications13 data points across 4 categories

Dimensions

Unit DimensionsSee product page

Power & Performance

Capacity12,000 BTU
SEER Rating18 SEER
Voltage110-120V
TechnologyInverter
Heat PumpYes
DehumidifierDedicated mode
Timer24-hour with last-setting memory
Louver MotionHorizontal and vertical

Materials

ConstructionSee product page

Compliance & Warranty

AHRI CertifiedYes (Reference #10272499)
Installation RequirementLicensed HVAC technician required
WarrantySee product page

The Off Grid Vault Promise

Every product we carry is vetted for real-world performance. This is what we stand behind.

30-Day Performance GuaranteeIf it doesn't perform as specified, we make it right — uninstalled returns accepted within 30 days in original packaging.
Free ShippingShips free to your door — no minimums, no thresholds, no surprise freight charges.
Authorized Dealer SupportWarranty claims handled directly through us. No ticket queues, no runaround.
★★★★★
“I put this in my 400 sq ft off-grid cabin in northern Arizona. Runs quiet, keeps the place comfortable through 110-degree summer days on my 48V LiFePO4 bank without draining it dry. The auto reset is clutch — when my inverter switches sources, the unit just comes back on like nothing happened. No more window unit racket.”
F
First L.Flagstaff, AZ

Air-Con Titanium 12000 BTU Ductless Mini Split Air Conditioner Heat Pump System 18 SEER 110-120V

The Air-Con Titanium 12,000 BTU Ductless Mini Split Air Conditioner Heat Pump System delivers efficient, year-round comfort with an 18 SEER rating for superior energy savings. Designed for 110-120V operation, this system offers powerful cooling and heating while remaining whisper-quiet for an undisturbed indoor environment.

With its sleek, ductless design, the Titanium Series provides precise temperature control, ensuring consistent airflow and comfort in small to medium-sized spaces. The heat pump technology allows for reliable heating even in colder conditions, making it a versatile solution for any climate. Easy to install and built for long-lasting performance, the Air-Con Titanium is an ideal choice for those seeking efficiency, reliability, and modern climate control.

Licensed HVAC technician required for proper installation and maintenance. This unit’s AHRI Certified Reference Number is 10272499.

Package Includes: Indoor Unit (Evaporator), Outdoor Unit (Condenser), Remote Control, 15′ Copper Lineset, 15′ Signal and Power Electrical Cables


Air-Con Titanium 12000 BTU Mini Split Air Conditioner Specs & Features

  • Inverter technology to lower operating costs
  • Turbo mode for fast heating and cooling
  • Sleep mode for comfortable sleeping
  • Auto clean prevents mildew
  • Auto reset for power interruptions
  • 24 hour timer with last-setting memory
  • Dedicated dehumidifier
  • Horizontal and vertical louver motion
  • WIFI ready with optional remote. Air-Con units compatible with Cielo Breez remote. Sold separately.
  • Voltage/ Frequency/ Phase: 110/115 – 60 Hz – Single Phase
  • Cooling Capacity: 12000
  • Heating Capacity: 13000
  • Watts: 1200
  • Amperage: 10.8
  • SEER: 17.9
  • HSPF: 9.35
  • Operating Ambient Temperature: 5° F Cooling / -13° F Heating
  • Indoor Unit Dimensions: 32 1/16″ x 10 5/8″ x 8 7/16″
  • Outdoor Unit Dimensions: 28 1/8″ x 19″ x 9 7/16″
  • Lineset Size: 1/4″ & 3/8″


Your Satisfaction with Air-Con is Guaranteed:

  • 5 Year Parts Warranty, 7 Year Compressor Warranty
  • Lowest Price Guarantee

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Frequently Asked Questions

18 SEER means this unit produces 18 BTUs of cooling per watt-hour of electricity consumed. Standard window units operate at significantly lower efficiency ratings — often nearly double the power draw for equivalent cooling output. Over a cooling season, that efficiency gap translates to measurably lower energy consumption from your battery bank or solar array. For off-grid setups, fewer amp-hours drawn means smaller battery requirements and reduced generator runtime during cloudy stretches.
Off Grid Vault is an authorized dealer carrying vetted brands. This Air-Con Titanium unit carries AHRI Certified Reference Number 10272499, which means its performance ratings have been independently verified. We stand behind every product we sell with a 30-day performance guarantee — if it does not perform as specified, we make it right. Warranty claims are handled directly through us, not through a third-party ticket queue.
12,000 BTU covers small to medium spaces — the right capacity for off-grid cabins, tiny homes, or single rooms in a larger homestead. Actual coverage depends on your insulation quality, ceiling height, window area, and internal heat sources like appliances or wood stoves. If you are unsure about sizing for your specific space, take advantage of our free system design consultation — tell us your square footage and conditions, and we will confirm the fit before you purchase.
A licensed HVAC technician is required for proper installation and maintenance of this mini split system. The refrigerant lineset and electrical connections must be handled by a certified professional to ensure safe operation and maintain the AHRI certification. The included 15-foot copper lineset and 15-foot signal and power cables are pre-sized for a straightforward single-zone install, but the actual hookup, vacuuming, and refrigerant charge are not DIY tasks. Plan for professional installation as part of your project timeline.
The Air-Con Titanium includes auto reset functionality for power interruptions. When power is restored — whether from the grid coming back online or your off-grid inverter switching on — the unit restarts on its previous settings without requiring manual intervention. The 24-hour timer with last-setting memory ensures your programmed schedule is maintained. This matters for off-grid setups where power transitions between solar, battery, and generator are part of normal daily operation, not rare emergency events.
This unit operates on standard 110-120V single-phase 60 Hz power — the same voltage as a standard household outlet. It will run on any power source that supplies clean 110-120V AC, including solar inverters and battery-based systems. The inverter technology inside the unit means it does not demand a fixed high-wattage startup surge like older non-inverter models. For specific compatibility questions about your inverter and battery bank capacity, our free system design consultation covers exactly this — tell us your setup and we will confirm the fit.
SKU: ATUCI/EM4H1S12 Category: Brand:

The Off Grid Vault Promise

Every product we carry is vetted for real-world performance. This is what we stand behind.

30-Day Performance Guarantee If it doesn't perform as specified, we make it right — uninstalled returns accepted within 30 days in original packaging.
Free Shipping Ships free to your door — no minimums, no thresholds, no surprise freight charges.
Authorized Dealer Support Warranty claims handled directly through us. No ticket queues, no runaround.

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About air-con Mini-Split HVAC

air-con is a trusted manufacturer of premium mini-split hvac. OffGridVault is an authorized dealer offering the full air-con lineup with free delivery, price match guarantee, and expert support.

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