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NG Trade
R-32
What's included: indoor unit, outdoor condenser, line set, remote, app
SAJA Single Zone·Single-Zone

SAJA 18,000 BTU Mini Split Heat Pump System, 220V, R-32, 21.0 SEER2

5.0 on Google AHRI & ETL
21.0
SEER2
18K
BTU
700–1,000
sq ft coverage
220V
Voltage
Price$989.00

Complete system: indoor + outdoor unit, 13 ft line set, remote & app included.

Pay over time with Shop Pay at checkout
Free shipping · ships from CA & TX
  • Complete kit: indoor + outdoor, ready to install
  • Heats & cools, Wi-Fi + remote included
  • 13 ft insulated line set in the box
  • R-32 refrigerant

Uses next-generation R-32 refrigerant. Final refrigerant connection and startup by an EPA-608 certified technician keeps your warranty valid and your install safe.

How installation worksShips ready for your technician. A licensed local pro handles mounting, refrigerant connection, and startup.
How long is the warranty?
Every system carries 6-year compressor, 3-year parts, and 90-day remote coverage automatically, no registration required. Register within 60 days of installation and the term extends to 10-year compressor and 8-year parts on SAJA systems, or 8-year compressor and 5-year parts on BLU+ systems. Full terms are on our warranty page.
How fast does it ship?
Orders are processed and ship within 2 to 3 business days from our California and Texas warehouses. Freight is free and already included in the price, with no separate freight charge at checkout. Transit typically runs 5 to 10 business days after it ships, depending on distance from the hub. Details are on our shipping policy.
Who installs it?
A licensed local technician handles the entire installation, including mounting, refrigerant connection, and startup. You never handle the equipment. You place the order, it ships free from our California or Texas warehouse in 2 to 3 business days, and your tech does the rest.
What does the price include?
The price includes the indoor unit, the matched outdoor condenser, a remote with Wi-Fi, and a 13 ft insulated line set.Freight shipping is included too, so the price you see is the price you pay at checkout.
What if I need to return it?
You have 30 days from delivery to return unused, uninstalled equipment in its original packaging. Non-defective returns carry a 15% restocking fee, and once a unit is installed or charged with refrigerant it can no longer be returned except under warranty. Full details are on our returns policy.
Features

What it does.

Wi-Fi + app control
Heats & cools
Quiet inverter
Dehumidify mode
Sleep mode
Auto-restart
Complete your install

Add what the job needs.

Common add-ons for a clean, code-ready install.

NG Line Set Cover Kit - HL100, 4 in
NG Line Set Cover Kit - HL100, 4 in
$70.00
NG Condenser Wall Bracket - TB-122B, Holds 220-550 lbs
NG Condenser Wall Bracket - TB-122B, Holds 220-550 lbs
$60.00
Condenser Equipment Pad - ArmorPad Aircore, Holds up to 900 lbs
Condenser Equipment Pad - ArmorPad Aircore, Holds up to 900 lbs
$60.00
Performance
Cooling
18KBTU
21.0SEER2
12.0EER2
Heating
17700BTU
9.0HSPF2
AHRI CertifiedRef #216011718 · independently rated. View the certificate
Documents
AHRI certificateOwner’s manual

What's in this system

  • Indoor wall-mounted unit (18K)
  • Matched outdoor condenser
  • Remote control, Wi-Fi built in
  • 13 ft insulated line set
  • Mounting plate & install hardware
Professional installation required. Final refrigerant hookup should be done by an EPA-608 certified technician.

The numbers

ModelISA32181 + OSA32181
Cooling capacity18K BTU
Heating capacity17700 BTU
Voltage220V
SEER221.0
HSPF29.0
EER212.0
RefrigerantR-32
System typeSingle-Zone
AHRI ref #216011718
Energy StarNo
Cold-climate ratedNo
Overview

Complete 18,000 BTU single-zone inverter heat pump system on R-32 refrigerant. Includes the indoor wall-mount head and its matched outdoor condenser. 220V. Wi-Fi and remote included, 13 ft line set.

Questions

Good to know.

Does this kit come with everything to install it?
It includes the indoor unit, the matched outdoor condenser, a remote, and a 13 ft insulated line set. You add a disconnect, whip, and any longer line set or covers for your install. See Accessories.
What size room does a 18K BTU unit cool?
A 18K BTU unit comfortably handles about 700 to 1,000 sq ft in most climates. For odd layouts or high ceilings, check our sizing guide or call us.
Who installs it?
A licensed local technician handles the entire installation, including mounting, refrigerant connection, and startup. You never handle the equipment. You place the order, it ships free from California or Texas in 2 to 3 business days, and your tech does the rest.
What refrigerant does it use?
R-32 is a lower-GWP single-component refrigerant used across our SAJA line. It is efficient and widely supported. More on refrigerants.
How does shipping work?
Shipping is free, and freight is included in the price. Large units ship LTL freight to your door from California or Texas, and you get tracking when it ships.
Reviews

What customers say.

★★★★★5.0 on Google·California & Texas
J
Jonathan

Great products, backed by great people. I’ve installed a couple of these units and the quality is excellent. The team is always there, making time for my crazy schedule. Highly recommended.

Verified · Google
A
Andres

I recently chose NG Trade for my HVAC needs, and I’m extremely satisfied. From their prompt response to their efficient equipment, every aspect of their service is just perfect.

Verified · Google
A
Andy

Very reliable and trustworthy. I definitely recommend them for those looking for something economical and with a great warranty. Looking forward to the continued business with this company.

Verified · Google
More in this series

Need a different size?

SAJA 12,000 BTU Mini Split Heat Pump System, 115V, R-32, 22.0 SEER2
12K BTU · 115V
$769.00
SAJA 12,000 BTU Mini Split Heat Pump System, 220V, R-32, 21.0 SEER2
12K BTU · 220V
$769.00
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SAJA 18,000 BTU Mini Split Heat Pump System, 220V, R-32, 21.0 SEER2
18K BTU · 220V
$989.00
SAJA 24,000 BTU Mini Split Heat Pump System, 220V, R-32, 21.0 SEER2
24K BTU · 220V
$1,239.00
SAJA 34,000 BTU Mini Split Heat Pump System, 220V, R-32, 17.0 SEER2
34K BTU · 220V
$1,789.00

Questions on 18K or sizing?

If you're not sure whether this is the right unit, or you want to talk through a full install, our team is available Monday through Friday, 8 am to 5 pm Pacific. Hablamos español.

Email us

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