MRCOOL® Signature 3.5 Ton 42K BTU Split System Multi-Position Air Handler, MCAEAMPEF42C21AA Mini Split Gold Fin® Corrosion Protection –

Gold Fin® Corrosion Protection – Defends against rust and corrosion caused by humidity and salt air—great for coastal environments

it stands as the most robust

Shields refrigerant lines from moisture

This system is engineered for true DIY installation

ELECTRICAL REQUIREMENTS Voltage 208-230V Phase 1 Cycle 60 Hz Max Fuse Breaker 15A Min Circuit Ampacity 3A REFRIGERANT & PIPING Refrigerant Type R-454B Liquid Line Size 1/4" Suction Line Size 1/2" FEATURES Fan Only Option Yes Quiet Mode Yes Auto Cool Yes Wifi Compatibility No App Compatibility No Works with IOS No Works with Android No Remote Control Included Yes CERTIFICATION & WARRANTY Certifications UL Listed

MRCOOL® Signature 3.5 Ton 42K BTU Split System Multi-Position Air Handler, MCAEAMPEF42C21AA Mini Split Gold Fin® Corrosion Protection –Product Description MRCOOL Signature Series 42K Multi Position Air Handler (230V) The MRCOOL Signature Series 42K Multi Position Air Handler is engineered for homeowners and installers who need strong airflow, quiet performance, and installation flexibility in a 3. 5 ton split system setup. Designed to pair perfectly with MRCOOL Signature Series top discharge condensers and heat pumps, this air handler supports upflow, downflow, and horizontal