Mini Round Cylinder Solenoid Electromagnet DC 7.4V 9V 12V

Upgrade your DIY electronics and smart lock projects with this compact Mini Round Cylinder Solenoid Electromagnet. Compatible with DC 7.4V, 9V, and 12V power supplies, this push-pull type linear solenoid is ideal for fingerprint lock assemblies, automated latches, custom access control builds, and a wide range of maker or robotics projects.

Built from durable metal construction, this mini solenoid delivers consistent electromagnetic performance in a space-saving cylindrical form factor. Whether you're building a custom cabinet lock, a home automation device, or an interactive DIY project, this solenoid provides reliable actuation every time.

Key Features

• Wide Voltage Compatibility: Works with DC 7.4V, 9V, and 12V power inputs
• Push-Pull Type: Linear solenoid action suitable for locking and latching mechanisms
• Resistance: 31 ohms for stable current draw
• Lead Wire: 15mm lead-out wire (red = positive, black = negative)
• Compact Round Cylinder Design: Easy to integrate into tight spaces and custom enclosures
• Durable Metal Construction: Built for repeated actuation cycles
• Temperature Note: Avoid sustained operation above 75°C to prevent electromagnet damage

Specifications

• Voltage: DC 7.4V / 9V / 12V
• Type: Push-Pull Linear Solenoid Electromagnet
• Resistance: 31 ohms
• Lead Wire Length: 15mm
• Wiring: Red (+), Black (−)
• Material: Metal
• Package Contents: 1 × Mini Round Cylinder Solenoid Electromagnet

Perfect For

• DIY fingerprint lock and smart door lock builds
• Automated cabinet or drawer latching systems
• Home automation and access control projects
• Robotics, Arduino, and Raspberry Pi applications
• Maker and electronics hobbyist experiments

Please Note: Colors in product images may appear slightly different due to monitor brightness and display settings. Always wire according to polarity markings (red = positive, black = negative).

For guidance on electrical safety when working with low-voltage DC components in DIY projects, visit CPSC.gov – Consumer Product Safety Commission.

Frequently Asked Questions

Q: What voltage does this mini round cylinder solenoid electromagnet support?

A: This solenoid electromagnet is compatible with DC 7.4V, 9V, and 12V power supplies, making it versatile for a wide range of DIY electronics and automation projects.

Q: How do I wire the mini solenoid correctly?

A: Connect the red lead wire to the positive electrode and the black lead wire to the negative electrode. The lead-out wire length is 15mm, and the coil resistance is 31 ohms.

Q: What is the maximum operating temperature for this solenoid electromagnet?

A: To avoid damage to the electromagnet coil, do not allow sustained operation above 75 degrees Celsius. Ensure adequate ventilation or duty-cycle management in high-frequency switching applications.

Q: What projects is this mini cylinder solenoid best suited for?

A: It is ideal for DIY fingerprint lock assemblies, automated latch mechanisms, home automation access control, robotics projects, and Arduino or Raspberry Pi maker builds requiring compact push-pull linear actuation.