The Guardian by York 3.5 Ton 14.3 SEER2 Air Conditioner Condenser with R-454B Refrigerant (RC442E2S11) is an outdoor condensing unit designed for residential split-system cooling applications. With a 3.5-ton capacity and 14.3 SEER2 efficiency, it provides reliable seasonal cooling when paired with compatible indoor equipment.

The RC442E2S11 uses R-454B refrigerant and features a single-stage scroll compressor. Guardian designed the RC4 series to be matched with compatible indoor coils, furnaces, and air handlers for complete split-system configurations.

Key Features

• 3.5 Ton Capacity – Designed for residential cooling applications
• 14.3 SEER2 Efficiency – Provides efficient seasonal cooling performance
• R-454B Refrigerant – Uses lower-GWP A2L refrigerant technology
• Single-Stage Operation – Provides straightforward cooling operation
• Scroll Compressor – Designed for dependable compressor performance
• Split-System Compatible – Designed to work with compatible Guardian indoor equipment
• Outdoor Condenser – Designed for exterior installation
• Copper Refrigerant Connections – Uses 3/8" x 7/8" copper line connections
• 10-Year Limited Parts Warranty – Includes manufacturer-listed limited parts and compressor coverage

Product Specifications

• Brand: Guardian by York
• Model: RC442E2S11
• Product Type: Air Conditioner Condenser
• Nominal Capacity: 3.5 Ton
• Nominal Cooling Capacity: 42,000 BTU
• Efficiency: 14.3 SEER2
• Refrigerant: R-454B
• Compressor Type: Scroll
• Compressor Configuration: Single Stage
• Copper Line Size: 3/8" x 7/8"
• Maximum Fuse: 30A
• Application: Residential Split-System Cooling

Benefits

• Provides reliable residential cooling
• Offers 3.5-ton cooling capacity
• Delivers 14.3 SEER2 efficiency
• Uses R-454B refrigerant technology
• Features a single-stage scroll compressor
• Supports matching with compatible indoor HVAC equipment
• Suitable for replacement and new split-system installations

Compatibility & Installation

The Guardian RC442E2S11 is an outdoor condenser intended to be matched with compatible Guardian indoor coils, furnaces, or air handlers. Actual system efficiency and capacity depend on the specific matched combination. Guardian documentation lists certified 3.5-ton combinations at 14.3 SEER2 and 11.75 EER2.

Installation considerations:

• Verify the 3.5-ton capacity is appropriate for the application
• Confirm the condenser and indoor equipment are properly matched
• Verify electrical and refrigerant-line requirements
• Follow applicable R-454B/A2L installation and safety requirements
• Confirm proper airflow and ductwork configuration
• Follow manufacturer installation instructions and local codes
• Installation should be completed by a qualified HVAC professional

Frequently Asked Questions

What size is the Guardian RC442E2S11?
The RC442E2S11 is a 3.5-ton air conditioner condenser with a nominal 42,000 BTU capacity.

What is the SEER2 rating?
The RC442E2S11 is used in certified 14.3 SEER2 system configurations.

What refrigerant does this condenser use?
It uses R-454B refrigerant.

Does this condenser provide heating?
No. The RC442E2S11 is a straight-cool air conditioner condenser designed for cooling applications.

What type of compressor does it use?
The unit uses a single-stage scroll compressor.