42AM

Carrier Commercial Air Treatment Fan Coil Units
42AM
Air Heaters Destratifiers

42AM

High‑performance air heater and destratifier delivering rapid heating, efficient air mixing, and low energy consumption for large spaces
The Carrier 42AM Air Heater / Destratifier is a wall‑mounted or ceiling‑mounted solution designed to provide fast and efficient heating and cooling in large commercial and industrial spaces. Featuring patented JET+ double deflection technology, advanced fan options, and flexible control, the 42AM ensures uniform comfort and reduced energy consumption.

Features

Application & Comfort Performance

Suitable for large spaces requiring heating and/or cooling Ensures ultra‑fast building warm‑up Functions as a destratifier for improved air mixing in heating mode Reduces temperature gradients and energy losses

Fan Motor Options

High‑Efficiency AC Fan Motor Silent motor with aluminum airfoil propeller, epoxy‑polyester coated Optimized balance between airflow efficiency and acoustic comfort ROTOREX design keeps motor windings cool for improved efficiency Available configurations: Three‑phase, 2‑speed (230/400 V – 50 Hz) Optional low/high speed selector Single‑phase, variable speed (230 V – 50 Hz) Optional 5‑speed autotransformer Low‑Consumption EC Fan Motor High‑efficiency EC (electronically commutated) motor Progressive speed control via 0–10 V signal Optimizes airflow, acoustic comfort, and electrical consumption Shunt option allows operation at maximum speed when required

Casing & Installation

Galvanized steel casing, pre‑painted RAL 7035 (light grey) Elegant, compact design integrates easily into building architecture Built‑in condensate drain pan for cooling applications: Antibacterial perforated design Quick‑release fitting No external condensate pan required Condensate pipes connect easily without clamps Inlet cone optimized for airflow performance and low noise

Diffuser & Air Distribution

JET+ double‑deflection diffuser fitted as standard Aluminum louvres based on: Bernoulli fluid flow principle NACA0012 airfoil profiles Features: Adjustable airflow in 4 directions Laminar airflow for improved acoustic comfort Increased air throw Reduced stratification Faster building warm‑up Documented energy savings of 15–20% Basic Version (Selected Models) Single‑deflection diffuser Directional louvre Light‑grey galvanized steel finish

Heat Exchanger Options

High‑efficiency heat exchanger coil with tapered intake baffles Available configurations: Low‑pressure hot or cold water (1, 2, or 3 rows) High‑pressure superheated water / oil (1 row) High‑pressure steam (1 row) Designed for efficient heat transfer and pressurization of finned block

Control / Integrations

Plug & Play Control Solutions

Compatible with a range of proportional air‑source / water‑source controllers
Controls:
Fan airflow
Heating capacity
Adjusts operation based on occupancy periods

Energy & Comfort Control

Integrated timer enables scheduled operation
Progressive fan speed modulation improves comfort and efficiency
Supports energy‑optimized heating and cooling strategies

System Integration

Suitable for integration into:
Central heating systems
Hydronic cooling systems
Flexible control options simplify commissioning and operation

Technical Documents

Document Name Description Document Type Language Action
42AM Brochure PDF English Download
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