- Cooling Parts
- Heating Parts Service
- brass fittings-Heating Parts Service
- Commercial Burner Controls
- Control Boards-Heating Parts Service
- Draft Inducers-Heating Parts Service
- electric heat parts
- electrical service
- fan and limit controls
- Flame Sensor
- Flue Collector Box
- Gas Regulators
- Gas Valves
- gaskets
- heat exchangers
- ignition components
- Ignitors
- manifold and burners
- Motors-Heating Parts
- OEM Parts-Heating Parts Service
- pressure switches-Heating Parts Service
- relays-Heating Parts Service
- Specialty Controls
- Specialty-Heating Parts Service
- Thermocouples
- Transformers
- venting materials
- Motor Accessories
- Motors
- Compressors
- Controls/Accessories
- Accumulators and Receivers
- Capacitors-Controls/Accessories
- Capillary Tubing
- Defrost Controls
- Drain Pan / Cable Heaters
- Expansion Valves-Controls/Accessories
- Filter Driers
- Miscellaneous-Controls/Accessories
- Motors-Controls
- Overload
- Pressure Controls
- Refrigeration Valves
- Relays-Controls/Accessories
- Relief valves-Controls
- Sight Glasses and Moisture Indicators-Accessories
- Solenoid Valves
- Temperature Controls
- Vibration Eliminators
- Equipment Refrigeration
- Refrigerant and Oils
- Chemicals
- Chimney and Venting
- Electrical
- Installation
- Adhesives-Installation
- Brazing and Soldering Supplies
- Capacitors-Installation
- Caulk and Sealants
- Condensate Drain Pans
- Condensate Management
- Condensate Pumps
- Drain Tube and Fittings
- Duct and Pipe Hangers
- Duct Connectors and Damper Hardware
- Duct Sealants
- Equipment Pads and Stands
- Hardware, Fasteners, and Hangers
- Hose Clamps
- Markers & Paint
- Miscellaneous-Installation
- Roof Penetration Products
- Tape
- Thread Sealants
- Vibration Absorbers and Pads
- Maintenance
- Pipe, Fittings, and insulation
- Black Pipe & Fittings
- Black Pipe and Fittings Accessories
- Copper Fittings
- Copper Pipe
- Copper Press Fittings
- Flexible Gas Pipe Fittings including Insulation
- Galvanized Pipe and Fittings
- HVACR Brass fittings
- Linesets
- LOKRING
- Pipe Insulation
- Push Fit Fittings
- PVC Pipe and Fittings
- PVC Pipe and Fittings Accessories
- Specialty Supplies
ZF33K4E-TWD-951 23,400 BTU 460-3 R404A LT & EMT COMPRESSOR

Sequenced for demand management
External access to heater circuit breaker
Shipped in one piece, but may be disassembled into two separate pieces for ease of installation
Multiposition-Factory ready for upflow, downflow and horizontal left/right applications
No external screw heads on the sides of the unit to fit in tight spaces
Thick fiberglass insulation
Painted, heavy-gauge galvanized cabinet
Filter rack built into every air handler
Dual position drain pans designed for upflow, downflow or horizontal applications
Deep, corrosion resistant plastic drain pans have dual pipe drains
2% or less air leakage
Microban antimicrobial drain pans protect from mold, mildew and other harmful microbes
Thick rubber gaskets between each section insure tight seal when converted to downflow
Efficient ECM variable speed motors
Field-installed 5-20 kW electric heat kits with easy plug connection
Built-in indoor time delay for increased efficiency
Sleeves on distributor tubing to protect tubing
Communicating control enabled
Thermostat flexibility: works with the Comfort T-Stat or a conventional 24V T-Stat
Self diagnostics saves last 10 fault codes regardless of power interruption
Variable Speed Fan Motor
Maximum Control
Pro Series Systems
Comfort Sync® A3 Thermostat
Anti-Microbial Protection