Square D TeSys Deca Auxiliary Contact Block
The Square D LADN20 is an auxiliary contact block from the TeSys Deca series, designed to expand the control capabilities of TeSys D contactors. Featuring 2 normally open (NO) contacts, this top-mount block attaches directly to compatible contactors for auxiliary switching functions in motor control and automation systems.
Specifications
- Series: TeSys D / TeSys Deca
- Contact Configuration: 2 NO (Normally Open)
- Mounting Type: Top Mount, Snap-on
- Terminal Type: Screw Clamp
- Color: Dark Gray
Compatibility
- Compatible with LC1D09 through LC1D150 contactors
Applications
Used in motor control centers, control panels, and industrial automation systems for auxiliary signaling, interlocking, and status indication. The screw clamp terminals provide secure, vibration-resistant connections in demanding industrial environments.


