Southco R4-50 Rotary Push-to-Close Latch
Heavy-Duty, Secure Latching with Push-to-Close Convenience
The Southco R4-50 Rotary Push-to-Close Latch delivers secure, heavy-duty latching with effortless push-to-close operation. Engineered for demanding applications, this latch provides strong engagement, high misalignment tolerance, and reliable performance in harsh environments.
With its compact, concealed design and robust construction, the R4-50 is ideal for equipment doors, panels, and enclosures that require consistent, vibration-resistant closure.

Discover the Features + Benefits
Key Features
Benefits
Applications
Key Features
- Push-to-Close Operation: Automatically engages when the door is shut—no manual latching required.
- Two-Stage Rotary Engagement: Provides secure latching with enhanced strength and retention for heavy-duty applications.
- High Misalignment Tolerance: Accommodates door flex and alignment variation, ensuring consistent engagement.
Benefits
- Secure, Vibration-Resistant Closure: Rotary engagement ensures a tight, rattle-free fit—ideal for mobile or high-vibration environments.
- Simplified User Operation: Push-to-close functionality eliminates the need for manual latching, improving usability.
- Reduced Installation Sensitivity: Tolerance for misalignment reduces assembly complexity and improves reliability.
Applications
The Southco R4-50 is widely used across industries requiring secure, heavy-duty latching with easy access, including:
- Industrial equipment enclosures
- Truck bodies and utility vehicles
- Off-highway and construction equipment
- Data center and server enclosures
- Marine and transportation systems
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- Damping ensures smooth, controlled motion.
- Delivers consistent, low-maintenance performance.
- Compact, durable aluminum construction.
Product Animations
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