Pack of 2 Side-Mount Auxiliary Contact Block HKS4-11 1SAM401902R1001, replacement side auxiliary module for contactors and motor starters, aux contact signal block for control circuits and panels

Pack of 2 HKS4-11 side-mount auxiliary contact block
✔️ Qty 2, 1SAM401902R1001, new unused, surplus packaging may vary

This pack of two side-mount auxiliary contact blocks provides extra signal contacts for contactors and motor starters in industrial control panels. Commonly used for feedback, interlocking, and control circuit expansion.

✅ Pack quantity: 2 units, new unused condition
✅ Part number: 1SAM401902R1001, model HKS4-11
✅ Side-mount design for mounting on contactor side frames and panels
✅ Surplus item note: original packaging may show wear or be missing
✅ Application: control circuits, feedback signals, interlock and status indication

💡 What is an auxiliary contact block used for in contactor and motor starter control circuits? Auxiliary contact blocks are handy add-ons that add extra switching contacts for signaling, interlocking, and control logic in motor starters and contactors. Quick rundown: - Provides feedback and status signals to control panels and PLCs for monitoring and control - Helps implement interlocks and safety logic on starters without modifying the main contactor - Ideal when you need extra contacts for control circuits, signal blocks, or panel expansions