Professionally removed from a working system 🧰 — this Allen-Bradley MSR30RT (Cat No. 440R-N23197) Guardmaster safety relay is ideal for machine safety, e-stop circuits, and interlock monitoring. Fully tested and in great working condition. ⚡✅
📦 Product Details:
🏭 Brand: Allen-Bradley / Rockwell Automation
🔢 Model: MSR30RT
🧾 Catalog Number: 440R-N23197
🛡️ Type: Safety Relay – Guardmaster Series
🔄 Condition: Used – Working, pulled from a fully functional system
⚙️ Application: Emergency stop, safety gate monitoring, machine interlocks
🔌 Voltage Rating: Typically 24V DC (verify with datasheet)
📐 Mounting: DIN rail
📦 Packaging: No original box – ships securely










