YingZhou Industrial Automation | Product Information
Allen-Bradley 440P-MSLB22E Guardmaster Safety Limit Switch
Short Roller Lever | 2NC + 2NO | IP66 | 1/2" NPT
Product Overview
The Allen-Bradley 440P-MSLB22E is a Guardmaster Bulletin 440P large-metal IEC safety limit switch manufactured by Rockwell Automation. This model features a short roller lever actuator, a 2 normally closed and 2 normally open contact configuration, and break-before-make switching action. It incorporates a 30 mm large metal body, a 1/2-inch NPT conduit connection, and an IP66-rated enclosure. The manufacturer specifies a 10 A thermal current rating, 600V AC rated insulation voltage, and an operating temperature range from -25°C to +65°C. Rockwell Automation lists this model as active. The supplied photographs show a carton marked 440P-MSLB22E, Series A, together with a Guardmaster roller-lever switch. The complete model number is not visible on the switch body, so exact physical-unit configuration should be confirmed before dispatch.
Key Product Features
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Guardmaster Safety Limit Switch — Allen-Bradley Bulletin 440P large-metal IEC safety limit switch.
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Short Roller Lever Actuator — Manufacturer-specified mechanical operating configuration.
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2NC + 2NO Contact Arrangement — Four contacts with break-before-make switching action.
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IP66 Metal Enclosure — Provides a high level of protection against dust and water ingress.
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1/2-Inch NPT Conduit Entry — Manufacturer-specified conduit connection.
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Industrial Electrical Ratings — Rated insulation voltage of 600V AC and thermal current of 10 A.
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Active Manufacturer Lifecycle — Rockwell Automation lists the catalog number as an active product.
Actual Product Verification
✓ Actual carton and physical switch photographs supplied
✓ Packaging catalog number: 440P-MSLB22E
✓ Packaging series: A
✓ Packaging country of origin: Taiwan
✓ Switch body marked Rockwell Automation / Guardmaster
✓ Visible actuator is a roller-lever mechanism
✓ Body marking includes IP66 and Ue 240V / Ie 3A
✓ Full catalog number is not visible on the switch body
✓ Confirm the installed actuator and internal contact arrangement before dispatch
4–6 Weeks Lead Time & Available to Order
Allen-Bradley 440P-MSLB22E is offered with an estimated 4–6 weeks lead time based on the supplied purchasing information. This Guardmaster safety limit switch is available for exact-model industrial maintenance and automation sourcing requirements. Actual product and packaging photographs are provided for reference. Please confirm the required contact configuration, short roller-lever actuator, wiring connection and final delivery arrangements before placing an order. The stated lead time is an estimate and is subject to order confirmation.
4–6 WEEKS LEAD TIME
Allen-Bradley 440P-MSLB22E
Contact us for exact-model verification, multiple units and project sourcing. Please confirm the 2NC + 2NO contact arrangement, short roller-lever actuator, 1/2-inch NPT conduit connection and delivery requirements before ordering.
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