- Stock: Out Of Stock
- Model: HCNE-0730 Solenoid lock
- Weight: 42.50g
- Dimensions: 58.00mm x 16.00mm x 14.00mm
- SKU: 1306
Compact Linear Solenoid Architecture
This compact 12V DC linear solenoid actuator provides precision push-pull motion in a space-saving 30mm frame housing. Designed with an integrated spring-return captive armature, the internal plunger automatically returns to its default resting position once coil power is de-energized. The robust open-frame steel chassis offers structural rigidity and convenient mounting options, making it ideal for space-constrained mechatronic assemblies, automated latches, and robotic mechanisms.
Electromechanical Performance and Force Profile
Operating at a nominal supply voltage of 12VDC, the precision-wound electromagnetic coil features a DC resistance of 74 ohms, yielding a peak operational power consumption of 7.7W. The actuator exhibits a classic non-linear force-versus-stroke dynamic curve: at the full extension distance of 10mm, the armature delivers an initial dynamic pull force of 15 grams. As the magnetic gap closes to 0mm at full retraction, the magnetic flux concentration increases exponentially, delivering a maximum holding force of 540 grams.
Driver Circuit Integration and Thermal Management
Interfacing this solenoid with digital microcontrollers (such as Arduino, ESP32, or STM32) requires an external switching component like an N-Channel MOSFET or power Darlington transistor. Due to the high inductive load of the electromagnetic coil, a flyback diode (e.g., 1N4007 or Schottky equivalent) must be placed in parallel across the power leads to suppress reverse voltage spikes during switching. For applications requiring continuous actuation, PWM (Pulse Width Modulation) power reduction can be implemented after stroke completion to maintain the 540g holding force while significantly reducing thermal buildup.
Target Applications and Implementation Scenarios
Engineered for high-reliability actuation, this mini push-pull solenoid is extensively used in automated door and cabinet lock mechanisms, physical sorting gates, miniature fluid valve triggers, optical shutter controls, robotic end-effectors, and DIY automation projects demanding precise linear displacement.
