The product is a lot of 1 Square D overload relay thermal units, specifically model CC 196.

These thermal overload relays are designed to protect electrical equipment from overloading by disconnecting the circuit in case of a fault. The Square D brand is known for producing high-quality electrical components, making these relay units a reliable choice for industrial and commercial applications. Ideal for relay protection and automation systems, these thermal units ensure the smooth operation of electrical circuits.

Used,no box removed from working equipment