MITSU power supply 5ZM018 19.5V 3.34A with 4.5×3.0 mm pin for Dell

MITSU power supply 5ZM018 delivers a regulated 19.5V output at 3.34A and uses a 4.5×3.0 mm barrel connector compatible with Dell laptops that accept this plug size. This replacement adapter is intended for charging and powering portable computers and similar devices. The unit provides a compact housing and basic protection features against short circuit and overload to support routine use at home, in the office, or while travelling.

Advantages

The adapter provides stable 19.5V output and sufficient current for a range of compatible Dell laptops, allowing reliable charging and power delivery during normal operation. Its compact and lightweight design makes it easy to store and carry. Built-in short-circuit and overload protection help reduce the risk of damage to the adapter and connected device under common fault conditions.

Suitable for

• Charging and powering Dell laptops that use a 4.5×3.0 mm barrel connector
• Replacing a lost or damaged original power adapter
• Use at home, in the office, or during travel

Key specifications

• Output voltage: 19.5 V
• Output current: 3.34 A
• Connector type: 4.5 × 3.0 mm barrel plug
• Application: Notebook / portable computer power supply
• Protection: basic short-circuit and overload protection
• Form factor: compact, lightweight external adapter

How to use

Connect the adapter to an appropriate mains outlet using the supplied or compatible AC power cord, then insert the 4.5×3.0 mm plug firmly into the laptop power socket. Ensure the laptop model supports 19.5V and accepts a 4.5×3.0 mm connector before use. Monitor the adapter during initial charging; if the adapter becomes unusually hot, or if the laptop does not charge, disconnect and inspect the connector and cables for damage.

Usage recommendations

Use this adapter only with devices specified to accept 19.5V and the 4.5×3.0 mm connector. Avoid exposing the adapter to excessive moisture, high temperatures, or mechanical stress. Store the adapter in a dry place when not in use and replace the AC cord if it shows signs of wear or damage.