AC-77 SONY Power Adapter

Review SONY Power Adapter 3v 500ma Japan

The Sony AC-77 Power Adapter is a compact and efficient solution for powering various Sony devices that require a 3V input and a maximum power consumption of 500mA. This power adapter is an essential accessory for anyone who owns or plans to purchase compatible Sony devices such as digital voice recorders, electronic notetakers, or other portable devices.

Measuring approximately 2.2 inches long, 1.3 inches wide, and 0.6 inches thick, the Sony AC-77 Power Adapter is designed to be highly portable. Its lightweight and compact design makes it easy to carry around, allowing you to keep your devices charged no matter where you are.

The power adapter features a sleek and modern design, with a matte black finish that blends seamlessly with most devices. It is also equipped with a wide-ranging input voltage of 100-240V AC, making it suitable for use in various regions around the world.

The Sony AC-77 Power Adapter is designed with safety in mind, featuring an automatic voltage regulation system that ensures consistent power output to the connected device. This helps prevent damage to the device and ensures optimal performance.

Additionally, the power adapter comes with a detachable AC power cord, making it easy to replace if it gets damaged. It also features a convenient LED indicator, which lets you know when the adapter is in use and when it is charging a device.

Overall, the Sony AC-77 Power Adapter is an ideal accessory for anyone who needs to keep their Sony devices charged on the go. Its compact size, efficient power delivery, and safety features make it a reliable and convenient solution for powering your devices wherever you are.

The Sony AC-77 power adapter is a 3V 500mA DC power supply designed for use with select Sony devices. Here are some potential pros and cons of purchasing this power adapter:

1. Compatibility: This power adapter is specifically designed for use with Sony devices, ensuring a reliable and secure power connection.

2. Compact Size: The AC-77 is a relatively small and lightweight adapter, making it easy to transport and use on the go.

3. Energy Efficient: With a power output of only 3V and 500mA, this power adapter is energy efficient and can help save on electricity costs.

4. Durable: Sony is known for producing high-quality electronics, and the AC-77 power adapter is no exception. It is built to last and can withstand regular use.

1. Limited Compatibility: This power adapter is only suitable for use with devices that require a 3V 500mA power input. It may not be compatible with other devices.

2. No Overcharge Protection: The AC-77 power adapter does not have any built-in overcharge protection, which means that the device being charged may continue to draw power even after it is fully charged. This can potentially damage the device or the battery.

3. No Indicator Lights: The AC-77 power adapter does not have any indicator lights to show the charging status of the device. This can make it difficult to determine if the device is charging properly.

The Sony AC-77 power adapter is a reliable and efficient power supply for devices that require a 3V 500mA input. Its compact size and durability make it a convenient option for users on the go. However, its limited compatibility and lack of overcharge protection and indicator lights may be drawbacks for some users.

If you have a device that requires a 3V 500mA power input and you frequently need to charge it on the go, the Sony AC-77 power adapter is a solid option. However, if you have devices with different power requirements or if you prefer to have overcharge protection and indicator lights, you may want to consider other power adapter options. Ultimately, the decision to purchase the AC-77 power adapter will depend on your specific needs and preferences.

Details:

A genuine Sony AC-77 power adapter, delivering 3v output at 500ma. Shipping costs: most listings use calculated shipping-see listing for details by item. Important notes.

Please verify compatibility with your specific device before purchasing. This compact ac power supply is designed for select Sony portable electronics, including early Walkman model's, cassette players, and other battery-operated devices from the 1980 s-1990s era. Polarity: positive typical please verify with your device. Please verify your devices voltage requirements and plug polarity before use.

Brand: Sony oem genuine. Input: 100v 120v ac japan/us standard voltage . Color: black. Please refer to the photos for a detailed view of adapter and overall condition.

Condition details: great used - tested working > see pics. Items do not include a manufacturers warranty unless explicitly stated. This is a power adapter designed for Sony electronics. Model: AC-77.

Shipping handling. Packaging: every item is carefully and securely packaged. Type: ac power adapter / wall wart. Key features origin: made in japan.

specifications adaptmulti:

• brand: Sony
• mpn: Ac-77
• compatible brand: For Sony
• type: Adapter
• unit type: Unit
• color: Black
• features: Powered
• output voltage: 4.5 V, 3 V
• country of origin: Japan

seller adaptmulti:

• city: greenacres, washington
• rating: 99.7%
• # reviews: 1409

shipping adaptmulti:

• service: usps ground advantage, usps priority mail
• carrier: usps
• type: calculated
• transit: 4-7 days
• class: standard, expedited

payments adaptmulti:

• wallet: paypal
• credit card: mastercard
• other

general adaptmulti:

• category: Electronics > Batteries Power > Multipurpose Ac To Dc Adapters

offer adaptmulti:

• availability: in stock
• in stock #: 5
• options: ship-to-home
• started: march 29, 2026
• sold #: 6
• best offers: true
• prices: $9.99–$76.37
• item condition:
  • Used
  • New

returns adaptmulti:

• paid by: buyer
• method: money back
• time: 30 days
• policy: returns accepted