American Standard NAXWST Heat Pumps

A System That Works Smarter

Our standard wall-mounted units, the ST series offers a slim profile and provides enhanced, industry-leading performance for the multi-zone product category. With washable long-life filters, features such as auto-restart and compatibility with the kumo cloud^® app, you’ll experience comfort as you never have before. And all models are ENERGY STAR certified, helping to save you money on your energy bills.

• Small space heating and cooling
• Quiet operation
• Flexible, efficient comfort

NAXWST Heat Pumps Overview

INVERTER-Driven Compressors

• Maximizes energy savings by using only the energy needed to perfectly cool or heat an area

Easy Installation

• Installs quickly and easily, without the need for major construction and remodeling

Complete Zone Control

• Realizes maximum control and energy efficiency by cooling and heating only those spaces in use

Personal Comfort Control

• Complete comfort control of temperature, fan speed, and air direction in each room or zone via kumo cloud^® or other smart home devices

Cleaner Air With Washable Anti-Allergen Filters

• Improves air quality and saves money

Hyper-Heating INVERTER^® (H2i^®) Heat Pumps

• Provides instant warmth even in extreme climates (down to -13° F)

Ultimate Energy Efficiency

• With higher SEER

NAXWST Heat Pumps Highlights

• Available capacities in kBtu/h: 06, 09, 12, 15, 18, 24
• Whisper-quiet operation
• Also available for single-zone application