MrCool TruInverter 3 Ton Central Heat Pump System – 19 SEER2, Heats Down to -5°F, R454B

MRCOOL 3 Ton TruInverter Heat Pump Condenser – 19 SEER2 Variable-Speed HVAC System

Energy-Efficient 34,000–36,000 BTU Comfort with Smart Inverter Control

The MRCOOL TruInverter 3 Ton heat pump condenser offers powerful and efficient climate control with up to 19 SEER2 performance. Delivering up to 36,000 BTU heating and cooling capacity, this system is ideal for mid-sized homes and commercial spaces seeking consistent comfort and lower energy costs.

Its inverter-driven compressor automatically adjusts output to match demand, eliminating temperature swings and improving efficiency. With wide operating ranges and compatibility with standard HVAC components, this unit provides flexibility and reliable year-round comfort.

Features & Benefits

• 3 Ton capacity with up to 34,000–36,000 BTU performance
• Up to 19 SEER2 energy efficiency
• Variable-speed inverter compressor for precise comfort control
• Heating performance down to -5°F outdoor temperature
• Cooling operation up to 125°F ambient temperature
• R-454B refrigerant for improved environmental efficiency
• Compatible with most 24V thermostats and third-party systems
• Quiet operation around 68 dB(A)
• Pre-charged system for easier installation
• Advanced diagnostics for system monitoring

MRCOOL 3 Ton TruInverter Variable-Speed Air Handler – Signature Series Indoor Comfort Unit

Reliable 1,150 CFM Airflow for 36,000 BTU Variable-Speed Heat Pump Systems

The MRCOOL 3 Ton TruInverter Variable-Speed Air Handler is built for homeowners who want efficient, consistent comfort from a ducted inverter heat pump system. Designed for 36,000 BTU TruInverter systems, this indoor unit delivers 1,150 CFM airflow to help provide balanced heating and cooling throughout the home.

Its variable-speed design helps reduce temperature swings, while maintenance-friendly features make service simpler over the life of the system. When matched with the proper MRCOOL TruInverter condenser, this air handler supports high-efficiency comfort with modern R-454B system technology.

Features & Benefits

• 3 Ton capacity designed for 36,000 BTU TruInverter systems
• 1,150 CFM indoor airflow for strong air distribution
• Variable-speed operation supports steady indoor temperatures
• Designed for MRCOOL Signature Series TruInverter heat pump systems
• Indoor sound pressure level around 58 dB(A)
• Slide-out blower for faster service access
• Easy-access core components simplify maintenance
• Works with most third-party 24V thermostats when properly configured
• 208/230V single-phase operation
• Indoor cabinet dimensions: 21" W x 46.5" H x 21" D

MRCOOL TruInverter Electric Heat Kit – 5kW to 20kW Variable-Speed Air Handler Auxiliary Heat Options

High-Performance Supplemental Heating for 2–5 Ton TruInverter HVAC Systems

The MRCOOL TruInverter electric heat kit is designed to provide reliable supplemental heating for Signature Series TruInverter variable-speed air handlers. Available in 5kW, 10kW, 15kW, and 20kW capacities, these heat kits enhance system performance by delivering additional heat when outdoor temperatures drop and heat pump efficiency decreases.

Engineered for seamless integration, each heat kit installs directly inside compatible TruInverter air handlers and operates automatically through the system’s heating controls. Higher-capacity models (15kW and 20kW) feature staged heating operation for improved efficiency and comfort control, making them ideal for larger homes and colder climates.

Features & Benefits

• Available in 5kW, 10kW, 15kW, and 20kW electric heat capacities
• Designed specifically for MRCOOL TruInverter variable-speed air handlers
• Compatible with 2–5 ton systems (24K–60K BTU)
• Provides supplemental and backup heat for heat pump systems
• 15kW and 20kW models include staged heating (W1/W2) for improved comfort and efficiency
• Installs directly inside the air handler cabinet for a clean, integrated design
• Built-in circuit breaker(s) for safety and service disconnect
• 208/230/240V single-phase operation
• Durable electric heating elements for long-term reliability
• Automatic operation through thermostat-controlled heating stages
• Ideal for residential and light commercial applications in colder climates

MRCOOL NV Series No-Vac Line Sets – R-454B Pre-Charged Overview

Quick, Clean, and DIY-Friendly HVAC Connections for MRCOOL R454B Systems

Simplify your HVAC installation with the MRCOOL NV Series No-Vac Line Sets, engineered for fast, reliable, and refrigerant-safe connections between your indoor and outdoor units. These pre-charged line sets are filled with R454B refrigerant and feature Quick Connect® fittings, making them ideal for homeowners and professionals alike.

Key Features

• Pre-Charged with R454B Refrigerant: Factory-sealed and ready to install—no vacuuming or charging required.
• Quick Connect® Technology: Leak-proof, tool-free connections using standard wrenches.
• Durable Copper Lines: Built to last with corrosion-resistant copper tubing.
• Multiple Length Options: Available in 15 ft, 25 ft, 35 ft, and 50 ft to fit a variety of home layouts.
• System Compatibility: Designed for MRCOOL 2nd Gen VersaPro™ and Hyper Heat™ systems.

Benefits for Homeowners

• DIY-Ready: No HVAC license or special tools needed—perfect for confident homeowners.
• Time-Saving Installation: Skip the vacuum pump and brazing—just connect and go.
• Safe & Clean: Factory-sealed to prevent contamination and ensure refrigerant integrity.
• Flexible Sizing: Choose the right length for your setup or extend with compatible couplers.
• Peace of Mind: Leak-tested and backed by MRCOOL’s quality assurance.

Why Choose MRCOOL R-454B No-Vac Line Sets?

These line sets are part of MRCOOL’s next-generation HVAC solutions, offering a greener, safer, and easier way to install your heating and cooling system. With R454B refrigerant, you get improved environmental performance without sacrificing efficiency or reliability.

Fast nationwide fulfillment from the USA. Free shipping on qualifying orders over $1,500. See our shipping and returns policy for full details.