Green Flow Solution logo
Schedule Service

Mass Save AHRI details

Guardian UPC18CN23STG1

ENERGY STAR Certified · Mass Save Eligible HP - Mini or Multi Split
Virtual Consultation

Mass Save rebate eligible

Mass Save® rebates for this qualified system

Green Flow Solution can help confirm the equipment match, project eligibility, utility requirements, and rebate paperwork before installation or replacement.

Claim your rebates today
Mass Save Heat Pump Leader logo

Brand and components

Indoor, outdoor, and system model details

Outdoor unit brandGuardian
Outdoor unit modelUPC18CN23STG1
Indoor unit brandGUARDIAN
Indoor unit modelsUNI18DT23STG1
Model nameUPAC
Model numberUPC18CN23STG1

Related product models

Indoor unit model UNI18DT23STG1 Guardian model match
UNI18DT23STG1 product image Guardian UNI18DT23STG1 Indoor unit
Outdoor unit model UPC18CN23STG1 Guardian model match
UPC18CN23STG1 product image Guardian UPC18CN23STG1 Air-source heat pump

Performance specs

Capacity and efficiency

Cooling Capacity (BTUH)
18000
Heating Capacity 47F (BTUH)
18000
Heating Capacity 17F (BTUH)
13200
Heating Capacity 5F (BTUH)
18000
Seer2
19.00
HSPF2 Region IV
9.00
EER2 AFull 95F
11.70
COP at 5F
2.00
Refrigerant Type
R-454B

Eligibility

Rebates and certifications

Mass Save QPL
Yes
ENERGY STAR Certified
Yes
ENERGY STAR Cold Climate Certified
Yes

Explore your options

Similar systems to compare

Scroll horizontally or use the arrow keys to explore.

Higher SEER2

Trane

Mini / multi-split heat pump

4TXK3818A10NU** — Trane AHRI 9150125

AHRI 9150125

Indoor model / pattern
4MXW3818A10NU**
Cooling · BTU/h
18,000
SEER2
22.00
HSPF2
10.00

Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySimilar cooling capacity.Higher SEER2: 22.00 vs. 19.00
  • Different refrigerant: R-410A (current: R-454B).
View AHRI
Same cooling capacity

TOSHIBA CARRIER

Mini / multi-split heat pump

RAV-BP181AT2P-UL — TOSHIBA CARRIER AHRI 216415475

AHRI 216415475

Indoor model / pattern
RAV-HB181BTP-UL
Cooling · BTU/h
18,000
SEER2
17.10
HSPF2
10.00

Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySimilar cooling capacity.Lower SEER2: 17.10 vs. 19.00
  • Lower heating capacity at 17°F: 12,500 BTU/h.
  • Lower heating capacity at 5°F: 14,000 BTU/h.
View AHRI
Higher SEER2

Carrier

Mini / multi-split heat pump

38MARBQ18AA3 — Carrier AHRI 206348137

AHRI 206348137

Indoor model / pattern
40MAHBQ18XA3
Cooling · BTU/h
18,000
SEER2
21.50
HSPF2
11.30

Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySimilar cooling capacity.Higher SEER2: 21.50 vs. 19.00
  • Different refrigerant: R-410A (current: R-454B).
View AHRI
Same cooling capacity

Lennox

Mini / multi-split heat pump

MMLD018S6S-1P — Lennox AHRI 215810025

AHRI 215810025

Indoor model / pattern
MDDD018S6-1P
Cooling · BTU/h
18,000
SEER2
18.30
HSPF2
8.90

Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySimilar cooling capacity.Lower HSPF2 (Region IV): 8.90 vs. 9.00
  • Different refrigerant: R-32 (current: R-454B).
View AHRI
Same cooling capacity

Lennox

Mini / multi-split heat pump

MMPD018S6S-1P — Lennox AHRI 215810037

AHRI 215810037

Indoor model / pattern
MDDD018S6-1P
Cooling · BTU/h
18,000
SEER2
18.00
HSPF2
8.50

Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySimilar cooling capacity.Lower HSPF2 (Region IV): 8.50 vs. 9.00
  • Different refrigerant: R-32 (current: R-454B).
  • Lower heating capacity at 17°F: 12,400 BTU/h.
  • Lower heating capacity at 5°F: 16,000 BTU/h.
View AHRI
Same cooling capacity

Rheem

Mini / multi-split heat pump

FPHFR18A3D — Rheem AHRI 217101935

AHRI 217101935

Indoor model / pattern
FPHFD18A3D
Cooling · BTU/h
18,000
SEER2
19.00
HSPF2
9.00

Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySimilar cooling capacity.
View AHRI

Side by side

See the differences

Your current system and up to two alternatives. Scroll the table to see every system.

Comparison does not confirm installation compatibility, availability, or current incentive eligibility. Unknown and qualified source values are not treated as zero.

Our Services

Showing services from our catalog

Brands We Service

Popular cities

Service Areas