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Item #:
91967624
Keystone 12,000 BTU Window Mounted Inverter Air Conditioner with Supplemental Heat and Remote Control, KSTAW12INV-HC
Item #:
91967624
USD 780
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
QTY:
Order now and get it around Saturday, August 22
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With reliable air conditioning units, Keystone produces consistent cooling to keep you comfortable, even on the hottest days.
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Note: Step 1 Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Energy Efficient
This air conditioner uses inverter technology, ensuring efficient cooling and heating while reducing energy consumption, leading to lower electricity bills and a greener footprint.
Dual Functionality
With both cooling and supplemental heating capabilities, the unit provides year-round comfort, making it a versatile solution for fluctuating seasonal temperatures.
Convenient Remote Control
The included remote control offers easy access to settings from a distance, enhancing user convenience and allowing for quick adjustments to optimize comfort without leaving your seat.
Product Details
Who Should Buy?
-
Small Apartments
Ideal for cooling and heating small apartments efficiently, saving energy while providing optimal comfort year-round.
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Budget-Conscious Users
Offers an affordable solution with inverter technology, reducing electricity costs and maintaining temperature effectively.
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Remote Control Preference
Features convenient remote control operation, making it suitable for users who value convenience and ease of use.
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Large Spaces
Not suitable for large rooms or open areas, as 8,000 BTU may not provide sufficient cooling capacity.
Product Description
Keystone 12,000 BTU Window Mounted Inverter Air Conditioner with Supplemental Heat and Remote Control, KSTAW12INV-HC
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Customer Questions & Answers
-
Question:
What size room can this air conditioner cool?
Answer: This air conditioner can effectively cool rooms up to 350 square feet. -
Question:
Does it provide heating as well?
Answer: Yes, it includes a 7,000 BTU supplemental heat pump for colder days. -
Question:
What features enhance its energy efficiency?
Answer: It features inverter technology, energy saver mode, and sleep mode to minimize energy consumption.
Keystone Air Conditioners with Heaters Editorial Review
The Keystone 8,000 BTU Window Mounted Inverter Air Conditioner with Supplemental Heat has garnered positive feedback from customers, highlighting its efficiency, quiet operation, and user-friendly design. Many users appreciate the unit's dual functionality, providing both cooling and supplemental heating, which is especially beneficial for transitional weather periods. Several reviews emphasize the ease of installation, often completed within 30 minutes with all necessary components included. The air conditioner's performance in cooling larger spaces is frequently praised, demonstrating its capability to effectively chill rooms up to 450 square feet. Customers have noted that the air flow is strong, producing cold air quickly, which makes it an ideal choice for hot summer months. Moreover, the low noise level has been a common theme, with users noting that it operates quietly compared to previous window units they have owned. In addition to cooling, the air conditioner also functions as a dehumidifier, a feature particularly appreciated in humid climates. Overall, the Keystone air conditioner stands out as a reliable and efficient option for those seeking comfort in their homes, making it a well-received product in its category. **
Customer Reviews & Ratings
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Pros
- Quiet operation
- Easy installation
- Strong cooling capacity for larger spaces
- Supplemental heating feature for transitional weather
- Effective dehumidification
- Remote control included
- Energy-efficient design
Cons
- Limited primary heat functionality (only supplemental heat)
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
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SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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USD 780
Order now and get it around Saturday, August 22
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
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Features & Benefits
- Consistent cooling for rooms up to 350 sq. ft.
- Inverter technology for enhanced energy efficiency.
- Includes 7,000 BTU supplemental heat for chilly days.
- Features energy saver mode, sleep mode, and a 24-hour programmable timer.
- Remote control for easy operation from anywhere in the room.
- 1-year warranty for added peace of mind.
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