15 SEER Single-Zone Ductless System

System Features

Available for installations in all regions (15 SEER)
9000, 12000, 18000, and 24000 BTUH models available
Quiet operation (32-33 db)
Handheld remote control included
Inverter driven (variable speed compressor)
Includes base pan heaters
Blue Fin Coastal coating
Meets Energy Star® requirements (9000 BTUH system only)
AHRI Certified Systems

15 SEER HP Single Zone Ductless Systems

Outdoor	Indoor	SEER	HSPF	EER	Cooling Capacity (BTUH)	Heating Capacity (BTUH)	Voltage	Gas Line	Liquid Line	Max Overcurrent Protection
Outdoor	Indoor	SEER	HSPF	EER	Cooling Capacity (BTUH)	Heating Capacity (BTUH)	Voltage	Gas Line	Liquid Line	Max Overcurrent Protection	M4THS1509A11NA	M4MHW1509A1N0A	15	9	10.00	9000	9500	208‑230/60/1	3/8″	1/4″	15
M4THS1512A11NA	M4MHW1512A1N0A	15	9	9.25	12000	13000	208‑230/60/1	3/8″	1/4″	15
M4THS1518A11NA	M4MHW1518A1N0A	15	9	9	17600	19000	208‑230/60/1	1/2″	1/4″	25
M4THS1524A11NA	M4MHW1524A1N0A	15	9	9.75	22000	22800	208‑230/60/1	5/8″	1/4″	25

15 SEER AC Single Zone Ductless Systems

Outdoor	Indoor	SEER	HSPF	EER	Cooling Capacity (BTUH)	Heating Capacity (BTUH)	Voltage	Gas Line	Liquid Line	Max Overcurrent Protection
Outdoor	Indoor	SEER	HSPF	EER	Cooling Capacity (BTUH)	Heating Capacity (BTUH)	Voltage	Gas Line	Liquid Line	Max Overcurrent Protection	M4TCS1509A11NA	M4MCW1509A1N0A	15	–	10.00	9000	–	208‑230/60/1	3/8″	1/4″	15
M4TCS1512A11NA	M4MCW1512A1N0A	15	–	9.25	12000	–	208‑230/60/1	3/8″	1/4″	15
M4TCS1518A11NA	M4MCW1518A1N0A	15	–	9	17600	–	208‑230/60/1	1/2″	1/4″	25
M4TCS1524A11NA	M4MCW1524A1N0A	15	–	9.75	22000	–	208‑230/60/1	5/8″	1/4″	25

5-Year Base Limited Warranty
10-Year Registered Limited Warranty*

SEER, or Seasonal Energy Efficiency Ratio, measures how efficiently a unit can cool your home in the summer. The higher the SEER number, the less energy you’ll use.

*Registered Limited Warranty terms are applicable if the products are registered within 60 days of installation. Products can be registered online at ameristarac.com or by phone at 866-554-5611, otherwise Ameristar’s Base Limited Warranty terms will apply. Base Limited Warranty terms can be found online at ameristarac.com. Warranties are for residential use only; some restrictions may apply. Ask your installer for full warranty information at the time of purchase.