DC-021

General Information

Model: DC-021

Type: Panel Mount DC Power Jack

Mounting: Threaded panel mount with nut fixing

Connector Type: Female DC barrel socket

Pin Configuration: 3 Pin (with internal switching contact)

⚙️ Electrical Specifications

Rated Voltage: 12V – 24V DC

Rated Current: 3A (max up to 5A peak)

Contact Resistance: ≤ 30mΩ

Insulation Resistance: ≥ 100MΩ (at 500V DC)

Withstand Voltage: 500V AC for 1 minute

🔩 Mechanical Specifications

Panel Cut-out Diameter: 11.5mm – 12mm

Thread Diameter: ~12mm

Compatible Plug Size: 5.5mm (OD) × 2.1mm (ID)

Mounting Type: Screw panel mount with hex nut

Terminal Type: Solder lug / pin terminals

Insertion Life: ≥ 5,000 cycles

Contact Type: Spring-loaded center pin

🔄 Pin Configuration

Pin 1 (Center Pin): Positive (V+)

Pin 2 (Outer Barrel): Ground (GND)

Pin 3 (Switch Contact): Normally connected to Pin 1, disconnects when plug is inserted