Tech Guides & Engineering Manuals

Small Sunline

York · Light Commercial Packaged · 3–6 ton

Photo	Model	Refrigerant	Capacity	Efficiency	Stages	Notes	Documents
	Small Sunline KE Series York · Gas / Electric	R-454B	3–6 ton	13.4 SEER2	1 / 2	G/E packaged · Std efficiency	Tech Guide IOM Revit
	Small Sunline WN Series York · Heat Pump	R-454B	3–5 ton	13.4 SEER2	1	Heat-pump packaged · Std efficiency · 1-stage	Tech Guide IOM Revit

Sun Core

York · Commercial Packaged · 3–12.5 ton

Model	Refrigerant	Capacity	Efficiency	Stages	Notes	Documents
Sun™ Core KQ Series York · 3–5 ton	R-454B	3–5 ton	14 SEER2 · 12 EER2	1	Standard efficiency	Tech Guide IOM Revit
Sun™ Core KL Series York · 3–5 ton	R-454B	3–5 ton	14.5–16.3 IEER	2	High efficiency	Tech Guide IOM Revit Short Cab Revit All Cabs
Sun™ Core KL Series York · 7.5–12.5 ton	R-454B	7.5–12.5 ton	14.5–16.3 IEER	3	High efficiency	Tech Guide IOM Revit Single Fan Revit Tall Cab
Sun™ Core KY Series York · 3–5 ton	R-454B	3–5 ton	14 SEER2 · 12 EER2	1	Standard efficiency · single-stage	Tech Guide IOM Revit Short Cab Revit All Cabs
Sun™ Core KY Series York · 6–10 ton	R-454B	6–10 ton	14.6–16.4 IEER	2	Standard efficiency · 2-stage	Tech Guide IOM Revit All Cabs Revit Tall Cab
Sun™ Core KXA7 York · 6 ton	R-454B	6 ton	15.4–15.6 IEER	2	Standard efficiency · 2-stage	Tech Guide IOM Revit Short Cab Revit All Cabs
Sun™ Core WYE Series York · Heat Pump · 3–5 ton	R-454B	3–5 ton	14.3–14.5 SEER2	1	Heat-pump Sun Core chassis · 1-stage	Tech Guide IOM Revit Short Cab Revit All Cabs
Sun™ Core WYE Series York · Heat Pump · 6–7.5 ton	R-454B	6–7.5 ton	16–17 IEER	2	Heat-pump Sun Core chassis · 2-stage	Tech Guide IOM Revit
Sun™ Core WQE Series York · Heat Pump · 3–5 ton	R-454B	3–5 ton	14.0 SEER2	1	Heat-pump Sun Core chassis · 1-stage	Tech Guide IOM Revit Short Cab Revit All Cabs
Sun™ Core WXE Series York · Heat Pump · 6–10 ton	R-454B	6–10 ton	14.4–15.0 IEER	2	Heat-pump Sun Core chassis · 2-stage	Tech Guide IOM Revit All Cabs Revit Tall Cab

Sun Pro

York · Commercial Packaged · 3–12.5 ton

Model	Refrigerant	Capacity	Efficiency	Stages	Notes	Documents
Sun™ Pro KJ Series York · AC only · 3–5 ton	R-454B	3–5 ton	14.7 SEER2	1	AC-only Sun Pro chassis	Tech Guide IOM Revit Short Cab Revit End Return
Sun™ Pro KJ Series York · AC only · 6.5–12.5 ton	R-454B	6.5–12.5 ton	14.6–16.0 IEER	2	AC-only Sun Pro chassis	Tech Guide IOM Revit Tall Cab Revit W Cab
Sun™ Pro KB Series York · 6.5–12.5 ton	R-454B	6.5–12.5 ton	15.5–16.5 IEER	3	Sun Pro chassis	Tech Guide IOM Revit Tall Cab Revit W Cab
Sun™ Pro KT Series York · AC · 3–5 ton	R-454B	3–5 ton	15.5–16.6 IEER	2	AC-only Sun Pro chassis	Tech Guide IOM Revit Short Cab Revit End Return
Sun™ Pro WP Series York · Heat Pump	R-454B	6.5–12.5 ton	15.1–16.0 IEER	2	Heat-pump Sun Pro chassis · 2-stage	Tech Guide IOM Revit Tall Cab Revit W Cab

Sun Choice

York · Commercial Packaged · 12.5–28 ton

Model	Refrigerant	Capacity	Efficiency	Stages	Notes	Documents
Sun™ Choice KV15 – KV28 York	R-454B	15–28 ton	13.2–14.8 IEER	2–4	Standard discharge cabinet	Tech Guide IOM Revit
Sun™ Choice KH15–KH25 & KL15–KL25 York · Side Discharge · Gen 1	R-454B	15–25 ton	13.8–14.8 IEER	2–4	Side-discharge cabinet	Tech Guide IOM Revit
Sun™ Choice KW13 – KW23 York · Inverter Compressor	R-454B	12.5–23 ton	18.6–20.3 IEER	Mod	Inverter compressor	Tech Guide IOM Revit
Sun™ Choice WV13 – WV25 York · Heat Pump · Dual Direct Drive Plenum Fan	R-454B	12.5–25 ton	13.4–14.2 IEER	2	Heat pump · Dual direct drive plenum fan · 2-stage	Tech Guide IOM Revit

Sun Select

York · Commercial Packaged · 27–50 ton

Photo	Model	Refrigerant	Capacity	Efficiency	Stages	Notes	Documents
	Sun™ Select KV/KH/KX/KY 27 – 50 York · Mixed discharge	R-454B	27–50 ton	13.5–17.3 IEER	2–4	Large commercial	Tech Guide IOM Revit

Sun Premier

York · Commercial Packaged · 25–150 ton

Photo	Model	Refrigerant	Capacity	Efficiency	Stages	Notes	Documents
	Sun™ Premier Rooftop York · 25–80 ton	R-454B	25–80 ton	14.4–16.7 IEER	7–15 or Mod	Premier large commercial	Tech Guide IOM
	Sun™ Premier Rooftop York · 90–150 ton	R-454B	90–150 ton	—	4–11 or Mod	Premier flagship	Tech Guide IOM

Millennium Obsolete

York · Legacy R-410A units · Reference only

Photo	Model	Refrigerant	Capacity	Efficiency	Stages	Notes	Documents
	Millennium® Z2, Z3 & Z4 York · Single Package · Obsolete	R-410A	25 / 30 / 40 ton	—	4	Legacy reference only — no longer sold	Tech Guide

Quantech Air-Cooled Chillers

Quantech · Commercial · Scroll + Screw

Model	Refrigerant	Capacity	Efficiency	Notes	Documents
QTC3 Air-Cooled Scroll Chiller Quantech	Mixed	40–230 ton	Up to 18.6 IPLV	Engineering manual	Tech Guide IOM
QTC4 Air-Cooled Screw Chiller Quantech	Mixed	150–500 ton	17–20+ IPLV	Large-tonnage screw compressor chiller	Tech Guide IOM Style A IOM Style B
QTH1 Air-Cooled Heat Pump Inverter Chiller Quantech · Heat Pump · Inverter	Mixed	35–140 ton	20 IPLV	Inverter-driven air-cooled heat pump chiller	Tech Guide App Guide IOM

Quantech Water-Cooled Screw

Quantech · Commercial Chillers · 120–300 ton

Photo	Model	Refrigerant	Capacity	Efficiency	Notes	Documents
	QWC4 Water-Cooled Screw Chiller Quantech · Variable speed	Mixed	120–300 ton	—	Variable-speed water-cooled screw chiller	Tech Guide

Air Conditioners

York & Guardian · Residential AC Condensers · R-454B

Model	Refrigerant	Capacity	Efficiency	Notes	Documents
YC3 Series York · LX · 1.5–5 ton · Single Stage	R-454B	1.5–5 ton	13.4 SEER2	Single-stage rotary (1.5–2T) / scroll (2.5–5T)	Tech Guide IOM Revit
YC4 Series York · 1.5–5 ton · Single Stage	R-454B	1.5–5 ton	14.3 SEER2	Single-stage scroll (rotary 1.5T)	Tech Guide IOM Revit
YC6 Series York · 1.5–5 ton · 2-Stage	R-454B	1.5–5 ton	16–18 SEER2	2-stage scroll (2T model is 18 SEER2)	Tech Guide IOM
XC3 Series York · 3–5 ton · 3-Phase Commercial	R-454B	3–5 ton	13.4 SEER2	Single-stage · 208/230-3 (E3) & 460-3 (E4) variants	Tech Guide IOM
RC3 Series Guardian · 1.5–5 ton · Single Stage	R-454B	1.5–5 ton	13.4 SEER2	Guardian builder series · single-stage rotary/scroll	Tech Guide IOM
VC3 Series Guardian · Multi-Family Condensing Unit	R-454B	1.5–5 ton	13.4 SEER2	Multi-family condensing unit (apartment/MDU applications)	Tech Guide IOM

Heat Pumps

York & Guardian · Residential Heat Pumps · R-454B

Model	Refrigerant	Capacity	Efficiency	Notes	Documents
YH4 Series York · 1.5–5 ton · 2-Stage	R-454B	1.5–5 ton	14.3 SEER2	2-stage scroll (rotary 1.5T)	Tech Guide IOM
YH6 Series York · 2–5 ton · 2-Stage	R-454B	2–5 ton	16 SEER2	2-stage scroll	Tech Guide IOM
HH8 Series York · 2–5 ton · Modulating	R-454B	2–5 ton	18 SEER2	Modulating twin rotary · horizontal discharge · thin profile · 5T DIP-switchable to 4T	Tech Guide IOM
RH4 Series Guardian · 1.5–5 ton · 2-Stage	R-454B	1.5–5 ton	14.3 SEER2	Guardian builder series · 2-stage scroll (rotary 1.5T)	Tech Guide IOM
VH4 Series Guardian · Multi-Family Heat Pump	R-454B	1.5–5 ton	14.3 SEER2	Multi-family heat pump (apartment/MDU applications)	Tech Guide IOM

Furnaces

York & Guardian · Residential Gas Furnaces · Std ECM

Model	Refrigerant	Capacity	Efficiency	Notes	Documents
Y81E Series York · 80% AFUE · 1-Stage	N/A	40–130K BTU	80% AFUE	Single-stage · Std ECM · multi-position	Tech Guide IOM
Y82E Series York · 80% AFUE · 2-Stage LoNOx	N/A	60–120K BTU	80% AFUE	2-stage · Std ECM · LoNOx · multi-position	Tech Guide IOM
Y91E Series York · 96% AFUE · 1-Stage	N/A	40–120K BTU	96% AFUE	Single-stage · Std ECM · Energy Star · multi-position	Tech Guide IOM
Y92E Series York · 96–97% AFUE · 2-Stage	N/A	40–120K BTU	96–97% AFUE	2-stage · Std ECM · Energy Star · multi-position	Tech Guide IOM
RL18 Series Guardian · 80% AFUE · 1-Stage	N/A	40–130K BTU	80% AFUE	Single-stage · Std ECM · multi-position	Tech Guide IOM
RG19 Series Guardian · 96% AFUE · 1-Stage	N/A	40–120K BTU	96% AFUE	Single-stage · Std ECM · Energy Star · multi-position	Tech Guide IOM

Indoor Coils

York Aluminum & ADP · Factory TXV & RDS where noted

Model	Refrigerant	Capacity	Efficiency	Notes	Documents
CTF Series York Aluminum · Cased Upflow / Downflow	R-454B	2–5 ton	—	Cased UP/DN · factory TXV + RDS · 14.5"–24.5" widths	Tech Guide IOM Revit
CTM Series York Aluminum · Multi-Position Cased	R-454B	2–5 ton	—	Multi-position cased · factory TXV + RDS · 14.5"–24.5" widths	Tech Guide IOM Revit
ADP P-Series ADP · Cased UP & UP/DN	R-454B	2–5 ton	—	Cased UP & UP/DN · factory TXV + RDS · 14.5"–24.5" widths	Tech Guide
ADP M-Series ADP · Mobile/Modular Downflow	R-454B	3–5 ton	—	Mobile/modular home · 18" wide downflow · Microban drain pan · 5-yr ltd parts warranty	—
ADP H-Series ADP · Horizontal Cased	R-454B	2.5–5 ton	—	Horizontal cased · factory TXV + RDS	Tech Guide

Air Handlers

York LX / Affinity & ADP · Residential AHUs

Model	Refrigerant	Capacity	Efficiency	Notes	Documents
JHE Series York · One-Piece AHU · LX	R-454B	2–5 ton	—	One-piece · Std ECM · factory coil installed · 208-230/1	Tech Guide IOM Revit
JME Series York · Two-Piece AHU · LX	R-454B	2–5 ton	—	Two-piece · Std ECM · add coil/heater/rack · 208-230/1	Tech Guide IOM
JMC Series York · Two-Piece AHU · Affinity · VS ECM	R-454B	2–5 ton	—	Two-piece · Variable Speed ECM · Affinity · add coil/heater/rack · 10 yr parts on 20D	Tech Guide IOM Revit
ADP F-Series AHU ADP · One-Piece AHU · UP/HZ	R-454B	2–5 ton	—	ECM · UP/HZ · factory TXV + RDS installed · 208/240/1	—

Split-System AC / HP / Air Handlers

York · 7.5–25 ton combined systems

Model	Refrigerant	Capacity	Efficiency	Notes	Documents
Split-System KE/KC/KD · WE/WC/WD · GL/GM/GC York · AC + HP + Air Handlers	R-454B	7.5–25 ton	—	Combined system — AC, HP, AHU	Tech Guide IOM
Split-System Condensing Units KD360–KD600 York · 30–50 ton	R-454B	30–50 ton	—	Air-cooled outdoor unit	Tech Guide IOM Revit
Split-System Air Handlers GD360–GD600 York · 30–50 ton	R-454B	30–50 ton	—	Indoor air handlers for split systems	Tech Guide IOM
QCC3 Air-Cooled Scroll Condensing Unit Quantech	R-410A/R-454B	80–160 ton	—	Engineering manual	Tech Guide

Enviro-tec Semi-Custom AHU

Enviro-tec · ETI Series

Photo	Model	Refrigerant	Capacity	Efficiency	Notes	Documents
	Enviro-tec ETI ESL Enviro-tec · Semi-Custom Air Handler	N/A	Up to 60,000 cfm	—	Configure online via Johnson Controls selector	Tech Guide

Air-Cooled Condensing Units

Heatcraft (Bohn) · BCH / BCN Series

Model	Refrigerant	Capacity	Efficiency	Notes	Documents
BCH / BCN — 1/2 – 6 HP Heatcraft (Bohn)	Multiple	1/2 – 6 HP	—	Medium- and low-temp commercial refrigeration condensing units	Tech Guide IOM
BCH / BCN — 3 – 22 HP Heatcraft (Bohn)	Multiple	3 – 22 HP	—	Medium- and low-temp commercial refrigeration condensing units	Tech Guide IOM
BCV / BCM / BCD — 12 – 50 HP Heatcraft (Bohn) · Vertical	Multiple	12 – 50 HP	—	Vertical-discharge medium- and low-temp commercial refrigeration condensing units	Tech Guide IOM
BCV / BCM / BCD — 24 – 100 HP Heatcraft (Bohn) · Dual Vertical	Multiple	24 – 100 HP	—	Dual vertical-discharge medium- and low-temp commercial refrigeration condensing units	Tech Guide IOM

Unit Coolers

Heatcraft (Bohn) · Indoor evaporator coils

Model	Refrigerant	Capacity	Efficiency	Notes	Documents
BEL — Low Profile Heatcraft (Bohn)	Multiple	—	—	Low-profile unit cooler for walk-in coolers and freezers	Tech Guide IOM
BEV — Low Velocity Center Mount Heatcraft (Bohn)	Multiple	—	—	Low-velocity center-mount unit cooler	Tech Guide IOM
BEC — Center Mount Heatcraft (Bohn)	Multiple	—	—	Center-mount unit cooler	Tech Guide IOM
BEM — Medium Profile Heatcraft (Bohn)	Multiple	—	—	Medium-profile unit cooler	Tech Guide IOM
BEH — Large Unit Cooler Heatcraft (Bohn)	Multiple	—	—	Large-capacity unit cooler	Tech Guide IOM

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