From Vending Machines To Smart Door Locks: How Do Open-frame Solenoids Meet Diverse Drive Requirements?

Oct 30, 2026 Leave a message

In automated equipment, smart locks, and vending machines, solenoids are the core actuating components for push-pull, locking, and dispensing actions. These applications require fast response, long service life, and controllable cost. Traditional closed-frame solenoids have a complex structure and relatively high cost, making them not the optimal choice for indoor equipment with controlled environments. SHINHOM Open Frame Solenoids use an open-frame design to achieve fast response and long service life with a simple structure while keeping costs low. They are suitable for a variety of applications including automated equipment, door locks, vending machines, and printers. The following analysis examines their engineering value from three core technologies.

 

Core Technology 1: Fast Response – Meeting High-Frequency Start-Stop Requirements

Technical Description

  • Fast response time, with typical model SCM6035L24 achieving ≤30ms response time
  • Push/pull types available, with adjustable stroke
  • Suitable for mechanisms requiring immediate action

Engineering Value

  • Actions such as vending machine product dispensing, door lock locking/unlocking, and printer paper transport all require the solenoid to respond within milliseconds
  • Fast response directly improves device user experience and operational efficiency
  • Flexible push-pull selection adapts to different mechanism designs

Applicable Scenarios

  • Vending machine product dispensing
  • Smart door lock locking/unlocking
  • Printer paper transport

Smart Door Locks/Security Access Control - Open-frame solenoids are used in door lock locking and unlocking mechanisms, with rapid response ensuring instant opening and closing

 

Core Technology 2: Long Service Life – Ensuring Long-Term Stable Operation

Technical Description

  • Service life ≥500,000 cycles, with some models reaching millions of cycles
  • Class F insulation (150°C) for stable insulation performance
  • Certified to CE, ROHS, ISO9001, and UL

Engineering Value

  • Equipment such as vending machines and door locks often require long-term unattended operation, and solenoid life directly affects maintenance frequency and operating costs
  • Long-life design reduces replacement and repair frequency, improving equipment availability
  • Class F insulation ensures stable operation in high-temperature environments

Applicable Scenarios

  • Vending machines
  • Smart door locks
  • Industrial automation equipment

Office printing equipment

 

Core Technology 3: High Cost-Performance – Controllable Cost, Flexible Customisation

Technical Description

  • The open-frame structure is simple, making it a lower-cost option among various solenoid types
  • Standard DC voltage options: 6V, 9V, 12V, 24V
  • Customisation supported for stroke, voltage, duty cycle, return spring, and other parameters

Engineering Value

  • For mass-produced consumer and commercial equipment, cost control directly affects product competitiveness
  • Standard voltage options adapt to different power supply designs, reducing the need for additional conversion circuits
  • Customisation capability meets the special needs of different mechanisms, avoiding the "standard product mismatch" problem

Applicable Scenarios

  • Vending machines
  • Door locks and security systems
  • Office automation equipment
  • Circuit breakers

 

Product Features and Advantages Summary

Core Feature Engineering Value Applicable Scenarios
Fast response (≤30ms) Meets immediate action requirements, improves device experience Vending machines, door locks, printers
Long service life (≥500,000 cycles) Reduces maintenance frequency, lowers operating costs Vending machines, door locks, industrial equipment
Open-frame structure Simple structure, low cost, good heat dissipation High-volume consumer and commercial equipment
Push/pull options Adapts to different mechanism designs Various automated mechanisms
Adjustable stroke Flexibly matches different displacement requirements Door locks, dispensing mechanisms
Standard voltages (6V-24V) Adapts to different power supply designs Battery-powered and industrial equipment
Parameter customisation Meets special mechanism requirements Non-standard applications
Class F insulation (150°C) Stable operation in high-temperature environments Industrial equipment

 

Automated production lines – Open Frame Solenoids are used in actuators for pushing, pulling, sorting and positioning, with their rapid response ensuring the production line's cycle time is maintained.

 

Application Matching

Application Scenario Core Requirements How Open Frame Solenoids Meet Them
Vending machines Low cost, fast response, long service life Open-frame structure reduces cost; ≤30ms response; ≥500,000 cycles
Smart door locks Reliability, fast locking/unlocking Push/pull options available; fast response; Class F insulation ensures stability
Printers/copiers Fast action, long service life Fast response adapts to paper transport rhythm; long life reduces maintenance
Industrial automation Reliability, customisability Stroke and voltage customisation supported; Class F insulation adapts to industrial environments
Circuit breakers Fast tripping, reliable action Fast response ensures timely protection action

 

Conclusion: Providing Reliable Solenoid Solutions for Cost-Effective Fast-Drive Applications

SHINHOM Open Frame Solenoids meet high-frequency start-stop requirements with fast response (≤30ms) , ensure long-term stable operation with long service life (≥500,000 cycles) , and achieve controllable cost and flexible customisation through an open-frame structure. They are suitable for a variety of applications including vending machines, smart door locks, printers, industrial automation, and circuit breakers.

 

For selection recommendations or to request samples based on your specific application (force, stroke, duty cycle, voltage), please contact our technical team.

 

📧 Email: sales@shinhom.com
🌐 Website: www.shinhom.com/
🔗 Product Details & Inquiries: Open Frame Solenoid Electromagnet

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