QIOUZW 240W 7.4mm Laptop Charger for Dell Alienware

This replacement power adapter supplies up to 240 watts (also backward compatible with 180W, 150W, and 130W devices), delivering reliable charging for gaming rigs and workstation laptops. Built to match Dell OEM pin size and many common part numbers, it provides essential protections—over-voltage, over-current, short-circuit, and thermal safeguards—so your system charges safely under heavy load.

Which Dell models will this QIOUZW adapter work with?

It’s designed for numerous Alienware and Precision models plus many G-series and older M-series systems. Check the listed model names or your laptop’s power specifications to confirm compatibility before ordering.

• Alienware: 13/15/17 series including R1–R5, M11–M18 families and X51 desktops
• Precision: 7510, 7520, 7530, 7710, 7720, 7730, 7670, 7780, 7770 and several M-series workstations
• Dell G-series: G3, G5, G7 model families (3500, 3579, 3779, 5587, 5590, 7500, 7588, 7590 etc.)
• Cross-check part numbers: FWCRC, C3MFM, U896K, 330-3514, 450-AGCX and others listed on your original brick

How does the 7.4mm connector and 240W output affect performance?

The 7.4mm×5.0mm barrel connector matches many Dell high-power inputs so the adapter mates securely and maintains stable voltage under load. The 240W rating supplies peak demands for high-refresh gaming and CPU/GPU-heavy workloads while remaining compatible with lower-watt devices.

• Connector size: 7.4mm outer, 5.0mm inner — fits Dell high-power ports
• Output: 19.5V at 12.3A — supports demanding laptops and peripherals
• Backwards compatible with 180W/150W/130W power envelopes for safe use

What safety and build features are included with this replacement adapter?

This QIOUZW adapter uses premium components and multiple protection circuits to reduce risk to your laptop and battery. The brick includes over-voltage, over-current, short-circuit, and overheating protection, and is engineered for stable operation on worldwide AC mains.

• Input range 100–240V, 50–60Hz — suitable for travel and varied power grids
• Comprehensive protections to safeguard laptop electronics and battery
• Durable housing and molded connector to lower wear and connection issues

How do I confirm this adapter is right before buying?

Compare the connector size, voltage and amperage, and any OEM part numbers printed on your current adapter or laptop service label. If the specs match 19.5V and your device accepts a 7.4mm barrel with part numbers included in the product listing, this adapter is a functional replacement option.

• Verify laptop power rating matches or is lower than 240W output capability
• Match the barrel connector dimensions to ensure a secure fit
• Consult the laptop’s service tag or original adapter part number for exact compatibility

Who is this for: Gamers, creative professionals, and mobile workstation users who need a dependable, high-wattage replacement adapter for Dell Alienware, Precision, and compatible G-series laptops. It’s ideal when the original OEM charger is lost, damaged, or when you need a spare power brick at the office, home, or travel bag—provided you confirm connector and voltage compatibility first.