Rockwell A-B 440G-LZ Guardmaster 440G-LZ Guardlock Switch with Upgraded Safety Features

Manufacturer:Rockwell Automation

Product Name:Guardmaster 440G-LZ Guardlock Switch

Part Number:440G-LZS21UPRH

Module Type:Safety Module

Voltage Rating:24V DC

Current Rating:10A

Guard Configuration:2 NO + 2 NC

Operating Temperature Range:-20°C to +70°C

Protection Rating:IP67

Mounting Type:Panel Mount

Certifications:CE, UL, cULus

    The Rockwell Automation Guardmaster 440G-LZ Guardlock Switch is designed with robust stainless steel construction for long-lasting performance in harsh industrial environments. It offers dual non-contact sensing technology that allows it to monitor the guard door status without physical contact, ensuring reliable operation under all conditions. The switch features an IP67 rating, making it dust-tight and resistant to water jets from any direction, which is critical for safeguarding operations in wet or dusty settings.

    This safety switch complies with multiple international safety standards including CE, UL, CSA, and TUV, providing peace of mind for manufacturers seeking to enhance their equipment’s safety profile. Installation is straightforward with options for flange or panel mounting, allowing for flexible integration into existing systems. The dual non-contact design minimizes wear and tear, reducing maintenance needs over time. Additionally, the switch supports a wide voltage range up to 600V AC/DC, making it versatile for various machine guarding applications.