HFLRZZ 12V DC 5A Monitor Power Cord 5.5×2.5mm

HFLRZZ 12V DC 5A (60W) replacement power cord designed to reliably power compatible Dell 21.5"–27" monitors with a 5.5×2.5 mm barrel connector.

If your Dell monitor lost its original power cable or you need a spare for home, office, or travel, this HFLRZZ replacement cord delivers the correct voltage and connector size for many Dell models. It accepts a wide AC input (100–240V, 50–60Hz) and outputs DC 12V at up to 5A, supplying a stable 60W to displays that require an external power supply. Built-in protections and a snug 5.5×2.5 mm plug make it an easy swap-in for compatible monitors and certain adapter part numbers.

Which Dell monitor models will this HFLRZZ power cord work with?

This cord is intended for a broad range of Dell flat-panel displays across 21.5" to 27" sizes. Check your monitor model and connector size before ordering.

• Compatible with many S2216, S2316, S2318, S2340, S2440 and S2740 series monitors (21.5"–27").
• Also fits screens listed as S2240, S2330, S2230, 2240TB and similar model codes.
• Confirm your monitor’s power input requires 12V DC and a 5.5×2.5 mm barrel plug.
• Not universal — compare model numbers or existing plug to avoid mismatches.

What are the electrical specifications and connector details?

The cable delivers a stable DC output and meets common safety requirements for monitor power supplies. Match these specs to your monitor’s rating plate.

• Input: AC 100–240V, 50–60Hz — suitable for international use with the correct wall outlet.
• Output: DC 12V, up to 5A (60W maximum).
• Connector: 5.5 mm outer diameter × 2.5 mm inner diameter barrel plug.
• Compatible part numbers include ADP-40DD B, PA-1041-0, PA-1041-71 and similar adapters.

How does HFLRZZ protect my monitor and ensure safe operation?

The HFLRZZ cord features multiple layers of electrical protection to guard against common power hazards. These safeguards help preserve both the cable and the connected monitor.

• Built-in over-current and over-voltage protection to reduce risk from unstable mains power.
• Short-circuit and overheating safeguards for safer, longer-lasting use.
• Durable insulation and strain relief at the plug to minimize wear at stress points.
• Manufactured to meet safety expectations for external monitor cords.

How easy is it to replace my original monitor power cord?

Swapping in this HFLRZZ cable is straightforward when the connector and voltage match. No tools or technical skills are required for most setups.

• Unplug the old cord from the monitor and wall outlet, then insert the 5.5×2.5 mm plug firmly.
• Verify monitor accepts 12V DC and powers on; check for correct polarity if specified.
• If unsure, compare your existing cable’s label or the monitor’s rating sticker before purchase.
• Contact support if you need help confirming compatibility; HFLRZZ offers a 12-month guarantee.

Who is this for? This HFLRZZ replacement power cord is ideal for anyone who owns a Dell monitor from the 21.5"–27" families listed and needs a reliable spare or replacement—home users, small offices, IT departments, and technicians. It’s best for people who can confirm their monitor uses a 12V DC input with a 5.5×2.5 mm barrel connector and wants a durable cord with built-in safety features and a 12-month warranty.