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R-454B Air Handlers

MRCOOL® Signature Series R-454B air handlers — multi-position (upflow/downflow/horizontal) and stud-mount configurations for use with Signature Series R-454B condensers. Available in 1.5 to 5 ton, 208/230V. Compatible with optional heat kits for auxiliary electric heat.

Air Handler Types

Type Tonnage Mount Heat Kit Compatible
Multi-Position (EF series) 1.5–5 ton Up/down/horizontal Yes — MCAEHFD series
Stud Mount (WP series) 1.5–3 ton Wall stud mount Yes — MCAEHWD series

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