440P-CMHS11B

Overview of Allen Bradley 440P-CMHS11B

The Allen Bradley 440P-CMHS11B is a compact, IEC-rated safety limit switch engineered for reliable position monitoring in industrial environments. Featuring a 22 mm small plastic body and a short lever metal roller actuator, this model is ideally suited for applications where space is limited and high durability is required. Its snap-action contacts deliver rapid switching response, supporting both safety interlocks and position detecting tasks. Designed to handle tough operating conditions, the 440P-CMHS11B performs consistently in temperatures ranging from -25°C to 65°C and integrates easily into safety circuits or control systems requiring IEC-compliant performance. Its construction combines metal and plastic elements, ensuring both strength and lightweight installation. This switch is part of Allen Bradley’s Bulletin 440P series, known for straightforward integration and long service life.

Key Features of Allen Bradley 440P-CMHS11B

• Compact 22 mm IEC design with small plastic housing
• Short lever metal roller actuator for precise movement detection
• Snap-action contacts: 1 Normally Closed, 1 Normally Open
• Durable construction for industrial safety applications
• Wide operating temperature range (-25°C to 65°C)
• M20 conduit entry for streamlined wiring
• Meets UL, CSA, and CE compliance for safety standards

Technical Specs of 440P-CMHS11B

• Actuator Type: Short lever metal roller
• Body Material: Plastic with metal components
• Contact Configuration: 1 NC, 1 NO (snap-action)
• Rated Current: 6A @ 120V AC, 10A max
• Operating Temperature: -25°C to 65°C
• Conduit Entry: M20
• Certifications: UL Listed, CSA Certified, CE Marked

Applications / Use Case

Allen Bradley 440P-CMHS11B safety limit switches are used for position detection and safety interlocking in automated machinery, conveyors, and material handling systems. The short lever metal roller is ideal for applications where movement needs to be tracked with precision, such as doors, guards, or mechanical arms in industrial automation lines. Its small, ergonomic form fits easily into machines with space constraints. Workers in manufacturing, packaging, and process industries deploy this switch for reliable operation of emergency stop functions or as part of safety interlocks, keeping personnel protected and production running. These switches are trusted for minimizing downtime and ensuring safe equipment operation in demanding settings.

Related Resources

• LeadTime.ca – Industrial Automation Components & Repair Services
• View All Allen Bradley Products
• Allen Bradley 194E-SY Disconnect Switch for Safety Circuits
• Allen Bradley 1321-3R18-B Panel Mount Resistor Assembly
• Examples of Industrial Automation and Control Systems