Schneider Electric (Square D) LC1D40AU7 240V 3-Pole 40A Contactor

Description

Schneider Electric (Square D) LC1D40AU7 — 240V 3-Pole 40A Contactor Overview

The Schneider Electric (Square D) LC1D40AU7 is a heavy-duty IEC-rated definite purpose contactor from the industry-trusted TeSys D series. Designed for demanding motor control and load-switching applications in commercial and industrial HVAC systems, this 3-pole contactor delivers dependable performance with a 240V AC coil and a 40-amp continuous current rating. Whether you’re controlling compressors, fan motors, or other high-draw loads, the LC1D40AU7 is engineered to handle the job with long service life and minimal maintenance.

Key Features

• Brand: Schneider Electric (Square D) — TeSys D Series
• Model / SKU: LC1D40AU7
• Coil Voltage: 240V AC
• Number of Poles: 3-Pole
• Current Rating: 40 Amps
• IEC-rated design for consistent, reliable switching performance
• Compact, space-saving footprint for panel and enclosure installations
• Suitable for motor control, compressor switching, and load management in HVAC applications
• Robust construction for extended service life in commercial and industrial environments
• Compatible with TeSys D series accessories including auxiliary contact blocks and coil suppressors

Applications

• HVAC compressor motor control
• Condenser and evaporator fan motor switching
• Commercial refrigeration equipment
• Industrial motor starter circuits
• Load control panels and electrical enclosures

Why Choose the LC1D40AU7?

As part of Schneider Electric’s globally recognized TeSys D contactor family, the LC1D40AU7 meets rigorous IEC standards and is a go-to solution for HVAC technicians and electrical contractors who demand reliability. Its 240V coil makes it ideal for standard single-phase and three-phase power distribution systems commonly found in commercial HVAC installations. The modular design allows for easy field accessorization, reducing downtime and simplifying maintenance.