Dell 45W Adapter Charger | 19.5V 2.31 | Sri Lanka

Dell 45W Laptop Charger | 19.5V 2.31A Power Adapter

Power up your Dell laptop with this reliable buy Dell 45W adapter, delivering 19.5V at 2.31A output. Featuring a 4.5mm outer and 3.0mm inner pin connector, it’s compatible with a wide range of Dell Inspiron and Vostro models. Ideal for everyday use, travel, or replacing a damaged charger in Sri Lanka.

Specification

• Product Name: Dell Compatible Laptop AC Power Adapter

• Power Output: 45W

• Compatibility: For select Dell laptops requiring 19.5V input and 4.5mm x 3.0mm barrel pin

• Type: AC to DC Power Adapter / Charger

• Use Case: Replacement or backup power adapter for Dell laptops

Electrical Specifications

Input Specifications

• Input Voltage Range: 100V – 240V AC

• Input Frequency: 50Hz – 60Hz

• Input Current: 1.2A max

• Plug Type (Input): Standard AC plug (India/UK/US variants available)

• Input Protection:

  • Overvoltage Protection

  • Overcurrent Protection

  • Fuse Protection

Output Specifications

• Output Voltage: 19.5V DC

• Output Current: 2.31A

• Power Output: 45 Watts

• Output Tolerance: ±5%

• Output Ripple & Noise: < 300mVp-p

• Efficiency: ≥88% at full load

Connector Specifications

• Connector Type: Barrel (Round Tip)

• Outer Diameter: 4.5mm

• Inner Diameter: 3.0mm

• Center Pin: Present (Smart identification pin for Dell laptops)

• Polarity:

  • Inner Pin: Positive (+)

  • Outer Barrel: Negative (−)

Mechanical Specifications

• Adapter Dimensions: Approx. 92mm × 42mm × 27mm

• Cable Length:

  • DC Cable (Laptop-side): ~1.2m

  • AC Cable (Wall-side): ~1.0m (detachable 2/3-pin cord)

• Weight: ~280g (with cables)

• Housing Material: ABS+PC fire-retardant plastic

• Color: Black

• LED Indicator: Blue or green LED to indicate power-on status

Environmental Specifications

• Operating Temperature: 0°C to +40°C

• Storage Temperature: -20°C to +85°C

• Humidity (Non-condensing):

  • Operating: 20% – 80% RH

  • Storage: 10% – 90% RH

• Cooling Method: Natural air convection (fanless design)

Protection & Safety Features

• Overvoltage Protection (OVP)

• Overcurrent Protection (OCP)

• Over Temperature Protection (OTP)

• Short-Circuit Protection (SCP)

• Surge Protection

• Smart IC for Dell Compatibility – Ensures proper communication with Dell BIOS for optimal charging

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