YZT 19 SEER Two Stage Heat Pump

Price Range


Efficiency Range

Up to 19.0 SEER & 10.0 HSPF

Sound Levels

as low as 66 dBA


Standard 10 year parts and compressor warranty.


The YORK® Affinity™ Series YZT 19 SEER Two-stage Heat Pump can more closely match your home's needs, allowing it to balance comfort with energy efficiency. The ENERGY STAR® certified performance of this split-system heat pump means greater energy efficiency and lower utility bills. Pair it with the Affinity™ Hx™3 Touch-screen Thermostat and experience the peace of mind with remote access and monitoring.

Technical Specification


Enhanced Copper tube bonded to enhanced aluminum fins

Tonnage Range

2, 3, 4, 5 Tons

Parts Warranty Code

10-year Parts Limited Warranty*

Control Options

Communicating or Conventional

Compressor Type

Two-Stage Scroll Compressor

SEER Range

Up to 16 SEER

Warranty Other

Compressor: 10-year Compressor Limited Warranty*


Advanced control system Demand Defrost minimizes defrost cycles, reducing energy costs while maintaining comfort.

Impact-resistant, powder-painted, galvanized steel two-piece extruded louver coil guard adds protection and makes cleaning easy, and an automotive-grade, powder-paint finish rated at 1000-hours salt spray provides years of corrosion-free performance

Works with conventional thermostats or the Hx™3 full color, Wi-Fi enabled thermostat provides remote control and monitoring

Climate Set™ – provides pre-configured operating profiles the installing contractor can select during set-up to fine tune the system's operation for either Humid, Dry, or Normal climates. Additional fine-tune adjustments are always available to provide a custom comfort solution. (Feature available when a variable speed indoor air mover is utilized.)

Unit can be matched with a YORK® residential gas furnace to create a dual-fuel comfort system that automatically switches between heat sources based on energy costs or capacity

Two-stage scroll compressor is a robust, time-tested design that can stand up to the rigors presented while comfort conditioning a home

Integrates with the Hx™3 Communicating Zoning System

Communications Capable – Designed to operate as a conventionally wired system or as a communicating system requiring only 4 thermostat wires between the outdoor and indoor units, the communicating system provides self-commissioning on start-up as well as the ability to check system status at the outdoor unit, thermostat, or remotely using the designated App.


With a YORK® residential system, comfort is more than a feeling – it’s a promise. Because YORK® home comfort systems are built to the highest standards and backed by the best warranties.

PDF Downloads

Installation Guide

1Ø and 3Ø Split System Air Conditioner or Heat Pump Units



YORK® Affinity Series YZT Two Stage Heat Pump - 19 SEER


Technical Guide

YZT24 THRU 60 1Ø R-410A 2-Stage Split-System Heat Pumps (19 SEER)