Maratherm Heat Pump Manuals
Select your Maratherm model number below for installation steps, settings, maintenance schedules, troubleshooting and the full specification sheet. Your model number is printed on the rating plate on the side of the outdoor unit.
Maratherm heat pumps by model number
| Model | Description | Certified |
|---|---|---|
| N4H5S30*K*AAAPERFORMANCE 15 SEER2 HP | 2.5-ton split-system heat pump | February 2025 |
| N5H5S18*K*AAAPERFORMANCE 16 SEER2 HP | 1.5-ton split-system heat pump | June 2026 |
| N5H5S24*K*AAAPERFORMANCE 16 SEER2 HP | 2-ton split-system heat pump | January 2025 |
| N5H5S30*K*AAAPERFORMANCE 16 SEER2 HP | 2.5-ton split-system heat pump | February 2026 |
| N5H5S36*K*AAAPERFORMANCE 16 SEER2 HP | 3-ton split-system heat pump | July 2025 |
| N5H5S42*K*AAAPERFORMANCE 16 SEER2 HP | 3.5-ton split-system heat pump | January 2025 |
| N5H5S48*K*AAAPERFORMANCE 16 SEER2 HP | 4-ton split-system heat pump | July 2025 |
| N5H5S60*K*AAAPERFORMANCE 16 SEER2 HP | 5-ton split-system heat pump | September 2025 |
| N5H8T24*K*AAA2-STAGE 18 SEER HP | 2-ton split-system heat pump | January 2025 |
| N5H8T36*K*AAA2-STAGE 18 SEER HP | 3-ton split-system heat pump | February 2025 |
| N5H8T48*K*AAA2-STAGE 18 SEER HP | 4-ton split-system heat pump | September 2026 |
| N5H8T60*K*AAA2-STAGE 18 SEER HP | 4.5-ton split-system heat pump | September 2026 |
| PHB524000K000BQuiet Comfort HP | 2-ton packaged heat pump | April 2025 |
| PHB536000K000BQuiet Comfort HP | 3-ton packaged heat pump | April 2025 |
| PHB548000K000BQuiet Comfort HP | 4-ton packaged heat pump | April 2025 |
| PHB560000K000BQuiet Comfort HP | 4.5-ton packaged heat pump | April 2025 |
| PHR524000K***K1Quiet Comfort HP | 2-ton packaged heat pump | February 2026 |
| PHR536000K***K1Quiet Comfort HP | 3-ton packaged heat pump | February 2025 |
| PHR548000K***K1Quiet Comfort HP | 4-ton packaged heat pump | February 2025 |
| PHR560000K***K1Quiet Comfort HP | 4.5-ton packaged heat pump | February 2025 |
| R4H5S30*K*AAA15 SEER2 R SERIES R410A HP | 2.5-ton split-system heat pump | February 2025 |
| R5H5S18*K*AAA15 SEER2 HP | 1.5-ton split-system heat pump | June 2026 |
| R5H5S19*K*AAA15 SEER2 HP | 1.5-ton split-system heat pump | February 2026 |
| R5H5S24*K*AAA15 SEER2 HP | 2-ton split-system heat pump | January 2025 |
| R5H5S30*K*AAA15 SEER2 HP | 2.5-ton split-system heat pump | February 2026 |
| R5H5S31*K*AAA15 SEER2 HP | 2.5-ton split-system heat pump | February 2026 |
| R5H5S36*K*AAA15 SEER2 HP | 3-ton split-system heat pump | July 2025 |
| R5H5S42*K*AAA15 SEER2 HP | 3.5-ton split-system heat pump | January 2025 |
| R5H5S48*K*AAA15 SEER2 HP | 4-ton split-system heat pump | July 2025 |
| R5H5S60*K*AAA15 SEER2 HP | 5-ton split-system heat pump | September 2025 |