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Safety Door Lock

Advanced Guard Interlocking Solutions by Stack Industry


Overview

Our safety door lock combines mechanical robustness with electromagnetic precision, engineered for extreme industrial reliability. Protect personnel and critical machinery with maximum safety, durability, and ease of maintenance.

  • Locking Force: ≥ 2,000 N
  • Configuration: Power-to-Release (Standard)
  • Safety Level: PLe Category 4 / SIL3
  • Cascading: Up to 25 units in series
  • Durability: 1,000,000+ operating cycles
Safety Door Lock Manufacturer India

Why Choose Stack Industry?

As a premier safety door lock manufacturer in India, Stack Industry ensures the highest standards of safety and reliability for your industrial operations. Our guard interlocking solutions are designed to provide:

  • Built-in Alignment Tolerance ±2mm: Prevents nuisance trips caused by door sagging or thermal expansion.
  • Dual Auxiliary Release (Front & Back): For safe emergency unlocking in any situation.
  • Quick Installation & Maintenance: Rugged M12 connector allows fast replacement and minimizes downtime.
  • Versatile Door Compatibility: Suitable for hinged, sliding, and lift-off guards.

Technical Specifications

Feature Specification
Output Type 2 x OSSD (PNP Transistor)
Locking Method Solenoid (Power-to-Unlock)
Response Time 220 ms (Lock ↔ Unlock)
Operating Voltage 24 V DC ± 10%
Protection Short-Circuit & Surge Protection
Cascading Up to 25 units in series
Mechanical Durability 1,000,000+ operating cycles
Alignment Tolerance ±2 mm

Industrial Applications

Designed to meet the highest industrial safety requirements, our door locks are ideal for:

  • Heavy Machinery Enclosures: Prevents access until machines fully stop.
  • Robotic Workcells: Restricts entry during robot operation.
  • Automatic Stamping Presses: Safeguards high-force metalworking equipment.
  • Food & Pharma Lines: Ensures covers remain closed for sterile operation.

Customer Questions & Answers

Q1: Why use a power-to-release lock?

A: Keeps machinery guarded even during power failures for maximum safety.

Q2: Can it work on all door types?

A: Yes – sliding, hinged, and lift-off doors.

Q3: Is it strong and durable?

A: Yes – locking force ≥ 2,000 N, tested for 1,000,000+ operating cycles.

Q4: What about emergencies?

A: Dual auxiliary releases (front & back) ensure safe emergency unlocking.

Q5: Is installation easy?

A: Yes – rugged M12 connector allows fast wiring and replacement.

Q6: Can multiple locks be connected?

A: Yes – up to 25 locks in series (cascading).

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