90W AC Adapter Power Cord for HP All-in-One Desktop 22-DD 24-DF 24-DP 22-B 20-B 23-Q 24-F 24-G Series, HP ProDesk 400 600 EliteDesk 800 Slimline 260 270 290, 19V 4.74A 7.4mm with 4.5mm Adapter Tip — Open-Box, 9% Off

UPGRADED FULL-SERIES COVERAGE — Replaces the power brick for HP Pavilion All-in-One 18", 19", 20", 21", 22", 23", and 24" desktops spanning 2018–2024 production years — including the newer 22-DD, 24-DF, 24-DP series alongside legacy 20-B, 23-Q, 18-5110 and 19-2304 models — so you get one certified replacement that works whether your machine is a decade old or purchased last year.

CERTIFIED-SAFE POWER DELIVERY — Precision-engineered to output exactly 19V 4.74A (90W), with backward compatibility for 65W HP systems, and built-in overvoltage, overcurrent, short-circuit, and thermal cutoff protection — so your desktop receives clean, regulated power and sensitive components stay protected even after hours of continuous use.

DUAL-TIP UNIVERSAL FIT — Ships with the primary 7.4 × 5.0mm barrel tip pre-attached for HP Pavilion AIO, ProDesk, and EliteDesk systems, plus a bonus 4.5 × 3.0mm adapter tip in the box for HP devices using the smaller blue-tip port — with a firm no-wobble seat on both connector sizes.

SUSTAINABILITY CERTIFIED — ClimeCo-certified carbon-impact product: lifecycle emissions measured, verified, and actively reduced — making this the environmentally responsible choice when you need a replacement adapter without adding to landfill waste or unnecessary packaging, packaged in ship-safe minimal material since 2015.

WORRY-FREE AFTER-SALES — Backed by Amazon's 30-day free return policy with quick refund (typically within 24 hours) and a full 12-month replacement warranty — if compatibility is ever in question, message us with your HP model number and we'll verify fit before you open the box, so your purchase is always the right one.

01. The Hook (Wrong Adapter · Dead Desktop) Your HP All-in-One just stopped powering on — not because the machine failed, but because the original adapter died and finding a verified replacement feels like a compatibility lottery. Most third-party adapters on the market list a handful of models and leave you guessing whether your 22-DD0224 or 24-DP0160 is actually covered. That uncertainty ends here. One adapter. Every HP AIO from 2018 through 2024. 02. Core Value (19V 4.74A · Four-Layer Protection · ClimeCo Certified) This replacement is precision-engineered to deliver a stable 19V 4.74A output — exactly what HP's internal power circuitry expects — and remains backward-compatible with 65W HP systems drawing less than 90W. Four independent protection circuits (overvoltage cutoff, overcurrent cutoff, thermal shutoff, short-circuit cutoff) engage automatically the moment power delivery drifts outside safe parameters, so sensitive components like the display driver board and storage controller never see a damaging surge. The ClimeCo-certified carbon-impact designation means lifecycle emissions have been independently measured, reduced, and verified — the only sustainability credential of its kind in this product category. Stable power, proven protection, responsible manufacturing. 03. Where It Fits (Home Office · School · Small Business) When a family desktop in the living room loses power mid-homework session, this adapter arrives Wednesday and works the first time — no driver installation, no configuration, just plug in. For small business owners running HP ProDesk 400/600 or EliteDesk 800 mini PCs as point-of-sale terminals, the same 7.4mm connector and 90W ceiling mean zero downtime waiting for an OEM order. IT coordinators refreshing school labs stocked with HP Pavilion 22-DD and 24-DF all-in-ones will find this the single SKU that covers every unit on the floor, old models and recent purchases alike. Home, office, or school — one SKU covers every HP AIO on the floor. 04. Your Move (30-Day Returns · 12-Month Warranty) Check your HP model number against the compatibility list in the product images. If you see it — or even if you're not sure — add to cart with confidence: Amazon's 30-day free return window means a hassle-free return if it doesn't fit, and the 12-month manufacturer warranty covers any performance issue that develops after installation. Message the seller store with your model number before purchasing and receive a compatibility confirmation within 24 hours. Plug in today — covered for a full year.