Laptop power adapter extra digital SA40A2507 40W 12V 3.33A

Laptop power adapter extra digital SA40A2507 with input 220V and output 12V 3.33A (40W). The adapter features a 2.5 x 0.7 mm barrel connector with pin and is intended as a replacement for original Samsung/Gateway chargers with compatible ratings and connector type. Manufacturer: Extra Digital, EU. Warranty: 36 months.

Advantages

The adapter provides a stable 12V/3.33A (40W) output suitable for devices that require this power profile. It uses a common 2.5×0.7 mm pin barrel connector, making it compatible with a wide range of Samsung laptops and Chromebooks listed by model. The unit is compact and designed for home, office, and travel use and comes with a 36-month warranty from the manufacturer.

Suitable for

• Replacement power supply for Samsung ATIV and XE/XE500/XE700/XQ series laptops and Chromebooks listed in compatibility data
• Charging and powering portable devices that accept 12V 3.33A input with a 2.5×0.7 mm pin connector
• Use at home, in the office, or while traveling

Key specifications

• Model: SA40A2507
• Brand: extra digital
• Input: 220V AC
• Output: 12V DC, 3.33A (40W)
• Connector: barrel 2.5 × 0.7 mm with pin
• Compatible replacements: listed Samsung/Gateway original codes (A12-040N1A, A12040N1A, AA-PA2N40W, AA-PA3N40W, AD-4012, ADP-40MH, BA44-00262A, BA44-00286A, etc.)
• Warranty: 36 months
• Manufacturer: Extra Digital, EU
• EAN: 6951758370768

How to use

Connect the adapter to a 220V AC mains outlet and plug the 2.5×0.7 mm barrel connector into the laptop’s power socket. Verify the device accepts a 12V 3.33A input before use. When connected, the adapter supplies power and charges the device battery according to the laptop’s charging circuitry. Disconnect the adapter from mains when not in use.

Recommendations

Before use, confirm model compatibility and connector polarity. Do not use the adapter with devices that require different voltage or current values. Avoid exposure to moisture, extreme temperatures, and mechanical damage. For safe operation, use only with devices that match the 12V/3.33A specification and the 2.5×0.7 mm pin connector.