Rockwell Automation A-B 440K-MT55027 Guardmaster MT-GD2 Tongue Interlock Module
The A-B 440K-MT55027 Guardmaster MT-GD2 Tongue Interlock is a critical safety device designed to safeguard machinery operators by preventing access to hazardous areas during operation. It ensures compliance with international safety standards, making it indispensable in environments where operator safety is paramount.


Key Specifications:
- Manufacturer: Rockwell Automation
- Model: MT-GD2
- Part Number: 440K-MT55027
- Interlock Type: Tongue Interlock
- Operating Voltage: 24 VDC
- Current Rating: 2 A
- Protection Rating: IP67
- Switch Type: Non-contact Reed Switch
- Material: Stainless Steel
Engineered with durability in mind, the Rockwell A-B 440K-MT55027 Guardmaster MT-GD2 Tongue Interlock features a robust stainless steel construction that provides protection against harsh environments. Its compact size makes it ideal for space-constrained applications, ensuring seamless integration without compromising on performance.
This safety interlock switch is certified under CE, UL, and cULus standards, guaranteeing its reliability and compliance with international safety regulations. With a voltage rating of 24V DC and a current rating of 2A, it can be relied upon in various industrial settings where safety is paramount.
The tongue design of this interlock switch enhances safety by requiring a positive action from the operator to open the guard, thereby minimizing the risk of accidental activation. Its IP67 rating ensures that it can withstand dust and water ingress, making it suitable for use in wet or dusty environments.
Installation is straightforward, thanks to its panel mount configuration. This feature allows for easy mounting onto control panels, facilitating quick setup and maintenance. Whether you’re upgrading existing systems or designing new ones, the A-B 440K-MT55027 offers a reliable and efficient solution.
With its combination of robust design, stringent safety certifications, and user-friendly installation, the Rockwell A-B 440K-MT55027 Guardmaster MT-GD2 Tongue Interlock stands out as an essential component for any industrial application where operator safety is critical.
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