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A-B 440K-T11118 Safety Switch

A-B 440K-T11118 Safety Switch

A-B 440K-T11118 Safety Switch

  • Item NO.:

    440K-T11118
  • Payment:

    T/T
  • Price:

    $365
  • Product Origin:

    USA
  • Color:

    NEW
  • Product weight:

    0.01KG
  • Lead Time:

    In stock

We will arrange delivery within 3-5 days after receiving the payment.

Our express delivery: DHL and FedEx.Quality packing for each product

                                                                                                                                                                                                                                                                    • Allen-Bradley 440K-T11118 Guardmaster Safety Interlock Switch

                                                                                                                                                                                                                                                                       
                                                                                                                                                                                                                                                                       

                                                                                                                                                                                                                                                                      The Allen-Bradley 440K-T11118 is a Guardmaster Trojan 5 safety interlock switch used on machine safety guards and doors. It ensures that hazardous machinery cannot operate while a guard door is open, and it is a key part of industrial safety circuit systems (E-Stop / guard interlock protection).

                                                                                                                                                                                                                                                                      It is a mechanical safety switch with tongue/key actuator, widely used in OEM machines and industrial safety protection systems.


                                                                                                                                                                                                                                                                      Key Specifications

                                                                                                                                                                                                                                                                      • Model: 440K-T11118
                                                                                                                                                                                                                                                                      • Series: Guardmaster Trojan 5 (440K series)
                                                                                                                                                                                                                                                                      • Brand: Allen-Bradley (Rockwell Automation)
                                                                                                                                                                                                                                                                      • Type: Safety Interlock Switch (tongue/key operated)
                                                                                                                                                                                                                                                                      • Contact Configuration:
                                                                                                                                                                                                                                                                        • 2 × NC safety contacts
                                                                                                                                                                                                                                                                        • 1 × NO auxiliary contact
                                                                                                                                                                                                                                                                      • Switch Action: Make Before Break (MBB)
                                                                                                                                                                                                                                                                      • Rated Voltage: up to 300V AC
                                                                                                                                                                                                                                                                      • Rated Current: up to 6A AC-15
                                                                                                                                                                                                                                                                      • Protection Rating: IP67 (dust/water resistant)
                                                                                                                                                                                                                                                                      • Operating Temperature: −20°C to +80°C
                                                                                                                                                                                                                                                                      • Housing Material: Glass-filled PBT (industrial reinforced plastic)
                                                                                                                                                                                                                                                                      • Cable Entry: M20 conduit entry
                                                                                                                                                                                                                                                                      • Actuator: Standard stainless-steel tongue key included

                                                                                                                                                                                                                                                                      What it does (simple explanation)

                                                                                                                                                                                                                                                                      Machine Guard Door

                                                                                                                                                                                                                                                                      440K-T11118 Safety Switch

                                                                                                                                                                                                                                                                      Safety circuit (relay / safety PLC / CR30)

                                                                                                                                                                                                                                                                      Machine stops safely if door opens

                                                                                                                                                                                                                                                                      It physically detects whether a safety guard is closed or open.


                                                                                                                                                                                                                                                                      Main Functions

                                                                                                                                                                                                                                                                      • Detects safety guard door position (open/closed)
                                                                                                                                                                                                                                                                      • Prevents machine operation when guard is open
                                                                                                                                                                                                                                                                      • Sends safety signal to relay or safety controller
                                                                                                                                                                                                                                                                      • Supports forced-guided safety contacts
                                                                                                                                                                                                                                                                      • Improves machine operator protection

                                                                                                                                                                                                                                                                      Key Features

                                                                                                                                                                                                                                                                      • 3-contact design (2NC safety + 1NO monitoring)
                                                                                                                                                                                                                                                                      • Tamper-resistant tongue key system
                                                                                                                                                                                                                                                                      • High mechanical durability for industrial environments
                                                                                                                                                                                                                                                                      • IP67 protection for harsh conditions
                                                                                                                                                                                                                                                                      • Rotatable head (flexible installation options)
                                                                                                                                                                                                                                                                      • Suitable for safety-rated circuits (ISO 13849 / IEC standards)

                                                                                                                                                                                                                                                                      Applications

                                                                                                                                                                                                                                                                      • Machine safety doors and guards
                                                                                                                                                                                                                                                                      • CNC machines
                                                                                                                                                                                                                                                                      • Packaging equipment
                                                                                                                                                                                                                                                                      • Conveyor safety gates
                                                                                                                                                                                                                                                                      • Robotics safety fencing
                                                                                                                                                                                                                                                                      • Press machines
                                                                                                                                                                                                                                                                      • Industrial automation systems

The structure and details of the product:

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