Replacing an HP desktop power supply is a model-specific fit decision, not a simple wattage upgrade. A higher-wattage unit can still be the wrong part if its case dimensions, motherboard connector, or GPU power leads do not match your computer. Start with your exact HP product number and the current PSU part number, then check the physical and electrical fit before you order anything.
Start with your exact HP model and PSU part number
A family name such as Pavilion, ENVY, or OMEN does not identify a replacement part. HP sells several chassis designs under each family, and the power supply inside can differ from one to the next.
As an Amazon Associate I earn from qualifying purchases.
- Record the full HP product number from the system label on the computer. Write it down exactly as printed.
- Look up the current PSU part number. If the rated output and HP spare part number are printed on the unit’s label, note them. Read the label from the outside only; do not open the PSU enclosure to find these numbers.
- Search HP’s parts store by product number. HP’s parts store offers product, part, and serial-number search, and it points to PartSurfer as its advanced part search. Compare the results against your product number, not just the product family.
- Check HP’s service documentation for your product. If HP lists a replacement for your exact model, that is the strongest confirmation available. If it lists none, treat any other unit as unverified until you have checked the points below.
A parts search tells you what HP associates with your product number. It does not confirm that a given part is in stock or will fit a particular computer, so the checks in the next section still apply.
The Tool Desk
Outbyte PC Repair FREERepair Windows errors before they cause bigger problemsFix Now →Outbyte Driver Updater FREEFix the driver behind crashes, sound loss and screen glitchesFind Drivers →Check fit beyond wattage
Five checks decide whether a replacement will install and run safely. Wattage is only one of them.
#1 Best Overall
- POWER SPECS - Output Max: 19.5V 3.33A 65W (also compatible with 19.5V 2.30A 45W) Input Volt Range: 110-240V /(Blue Tip Size: 4.5 x 3.0mm) Compatible with HP Laptop Power Supply AC Adapter Charger Cord
- Compatible with HP Smart Blue Tip Models 65W/45W: Elitebook 830 / 840 G3 G4 G8 / 850 G3 G4 / ProBook 430 G8 / 440 G8 / 450 G3 G8 / 640 G2 G3 G4 / 650 G2 G3 / Pavilion x360 / Stream 11 Pro G3 / Stream 11 Pro G4 EE / Chromebook 11 EE G2 G3 G4 / Spectre x360 x2 / Notebook 15 / Zbook / Part Numbers: SK90195333 710412-001 741727-001 213349-109 854054-002 L24008-001 L25296-001 L25296-002 SK90A195231 TPN-LA15
- SAFETY- The Leading American Consumer Product Testing Laboratory, Lists This HIBBO Product as Meeting Their Standards for Electrical Safety and Design in The United States and Canada. Don't Buy Potentially Inferior or Dangerous Chargers That Can Harm Your Laptop or Worse
- PORTABLE DESIGN - One Adapter for Many Models Compatible with HP Laptop. And the Weight is So Light Which is An Incredibly Small Footprint the Laptop AC Travel Adapter Slips into Bags, Purses and Even Pockets with Ease While You Go Anywhere
- OUR GUARANTEE - As a Professional Notebook Power Supplier, Our Products are in Compliance with Top Industry Standards, Include Numerous Safety Mechanisms, Including Protection Against Short Circuiting, Overvoltage, Overcurrent, and Internal Overheating. That's Why We Offer an Industry-Leading Return and Exchange Policy: Within 30 Days of Purchase. Additionally, LIFETIME from The Date of Purchase, We Will Exchange Your Product Should it Become Defective
- Physical dimensions and form factor. Measure the bay your current unit occupies and compare it with the replacement’s measured dimensions. Nominal ATX sizing is not enough if the case is non-standard.
- Motherboard power connector. Some HP boards use a standard 24-pin ATX connector. Others use a proprietary connector, so a standard ATX cable may not plug in at all.
- Auxiliary CPU connector. Confirm that the replacement provides the CPU power connector your board expects, and that the cable reaches it inside your case.
- GPU power leads. Confirm the connector type and number the graphics card requires, and whether the replacement supplies them. A PSU can have enough wattage and still lack the right connector.
- Whole-system power demand. Estimate the load from your actual CPU, GPU, and other components, not from the PSU’s label alone.
Two HP desktops, two different wiring approaches
HP’s own editorial guidance and its support community show why a blanket recommendation is unsafe. The two examples below are model-specific and should not be applied to other HP desktops.
OMEN 880-119na: a standard ATX path with checks still required
An accepted answer in HP’s Support Community describes the OMEN 880-119na as using a 500W ATX power supply. It describes an ATX replacement path, but that path still depends on dimensional and cable checks. A typical question from owners of this model reads: “What can I replace the power supply with that will fit with no problem in my desktop ?” That is an example of how owners phrase the question, not evidence of how often it is asked. The answer to it depends on measuring your own case and cable routing.
Rank #2
- 【Compatible with HP Laptop Charger】Input Voltage: 100-240V 50-60Hz Output Max: 19.5V 3.33A 65W (also compatible with 19.5V 2.31A 45W), Connector Size: (Blue Tip Size: 4.5 x 3.0mm)PLEASE CONFIRM THE SPECIFICATIONS OF YOUR POWER ADAPTER BEFORE ORDERING
- 【Compatible with HP computer charger】This product has been tested to ensure compatibility with the following and many more Smart Blue Tip Models 65W/45W:Elitebook 830 / 840 G3 G4 G8 / 850 G3 G4 / Envy 13 15 M6 X360/Pavilion x360 11 13 15/ProBook 430 G8 / 440 G8 / 450 G3 G8 / 640 G2 G3 G4 / 650 G2 G3/ Stream 11 Pro G3 / Stream 11 Pro G4 EE / Chromebook 11 EE G2 G3 G4 /Spectre x360 x2 / Notebook 15 / Zbook
- 【Compatible with HP P/N】710412-001 741727-001 709985-002 709985-004 213349-109 854054-002 AD9043-022G2 714657-001 709985-001 740015-002 854055-004 740015-003 L24008-001 L25296-001 L25296-002 SK90195333 SK90A195231 hp power adapter
- 【safe and reliable】The Leading American Consumer Product Testing Laboratory, Lists This PIOEVTKA Product as Meeting Their Standards for Electrical Safety and Design in The United States and Canada. Don't Buy Potentially Inferior or Dangerous Chargers That Can Harm Your Laptop or Worse
- [ OUR GUARANTEE ] As a professional Notebook power supplier, Our products are in compliance with Top Industry Standards,.Including Numerous Safety Mechanisms and Protection Against Short Circuiting, Overvoltage, Overcurrent, and Internal Overheating. If there are any quality issues with the product within 12 months, please don't hesitate to contact us for after-sales service
ENVY TE01-1144: a proprietary 4-pin motherboard connector
A separate accepted answer for the ENVY TE01-1144 says the motherboard uses a proprietary 4-pin motherboard power connector rather than a standard 24-pin ATX connector. The same answer lists possible HP part numbers for that case and recommends confirming fit with HP support before buying. For this model, a generic ATX unit is not a drop-in swap.
Sizing capacity: what HP’s reference figures show
HP’s OMEN upgrade article gives the following reference figures. They are examples for specific GPUs in HP’s own guidance, not requirements for every computer that uses those cards.
Rank #3
- Works with HP Smart Blue Tip (4.5x3.0mm) models 65W and 45W. Perfectly fits for HP Pavilion x360 11 13 15, Envy 13 15, EliteBook 830 840 G3 G4 G5 G8, ProBook 430 440 450 G3 G8, Chromebook 11 14, Spectre x360, Stream 11 14, and ZBook series. (Note: Not for USB-C ports)
- Output Max: 19.5V 3.33A 65W (Backward compatible with 19.5V 2.31A 45W). Input Voltage Range: 100-240V 50-60Hz. Designed for stable energy delivery to ensure your laptop stays powered during office work, school, or travel
- Built with high-quality materials and tested to meet industry electrical safety standards. Features a comprehensive multi-protection system against overvoltage, overcurrent, short-circuiting, and internal overheating to protect your device from potential damage
- The lightweight and slim design allows this AC adapter to slip easily into backpacks, purses, or even pockets, providing extra flexibility and convenience for daily commuting and on-the-go charging
- Package includes 1x 65W Laptop Charger and 1x AC Power Cable. We offer professional lifetime product support and a dedicated 12-month replacement policy for defective units to ensure a worry-free purchase experience
| GPU | GPU power | Total system requirement | Source and date |
|---|---|---|---|
| NVIDIA GeForce RTX 4090 | 450W | 850W | HP OMEN upgrade article; accessed 2026, framed around 2025 |
| NVIDIA GeForce RTX 4080 | 320W | 750W | HP OMEN upgrade article; accessed 2026, framed around 2025 |
| NVIDIA GeForce RTX 4070 Ti | 285W | 700W | HP OMEN upgrade article; accessed 2026, framed around 2025 |
The same HP article lists a standard OMEN 25L power supply at 500W. Use that figure only for that chassis, and confirm it against your own product number.
For headroom, HP’s general OMEN hybrid-upgrade article suggests calculating total system needs and adding 20–30%. This is broad editorial guidance, not a specification for each HP model. As an illustration, a calculated load of 700W with 20–30% headroom points to a unit in the 840W to 910W range. The same article lists example tiers of 650W, 850W, and 1000W-plus. Those are broad system categories, not an HP-approved list of compatible power supplies.
Rank #4
- 【For HP All in One Desktop Computer】Fit for HP Pavilion All in One Desktop Computer PC 18'' 19'' 20" 21" 21.5''： 20-C020 20-C013W 20-C434 21-2010 21-2024 21-B0024
- 【For HP All in One Desktop Computer】Fit for HP Pavilion All in One Desktop Computer PC 22" 23" 22-DD 22-DF 22-A 22-B 22-C 23-B 23-F 23-G 23-H 23-P 23-R 23-Q: 22-B013W 22-B226 22-B016 22-DD0224 22-DD0210 22-DD0120 22-DF0023W 22-DF0003W 23-Q112
- 【For HP All in One Desktop Computer】Compatible with HP Pavilion All in One Desktop Computer PC 24" 27" 24-CB 24-DD 24-DF 24-DP 27-CB 27-DP: 24-E014 24-G016 24-G020 24-G030 24-F0046 24-F0047C 24-F1047C 24-G227C 24-CB1217C 24-DD0010 24-DF0014 24-DF1036XT 24-DF1224 24-DP0224 24-DP0014 27-CB0052
- 【Important Pre-Purchase Warning】This 19V 4.74A 90W adapter is ONLY for HP Pavilion All-in-One Desktop PCs — NOT FOR ANY HP MONITORS. HP monitors need 12V input and wrong voltage will damage your device. Please verify your original charger's voltage, current, and DC tip size before buying — do NOT order based on computer model or screen size alone
- 【TIPS FOR PURCHASE】For more specific details about the product's model number, you can refer to the page below. If you are not sure, you can tell us and we will check it for you.
Efficiency and performance: what can and cannot be claimed
A PSU matters to an upgrade when the existing unit cannot supply the load a new component needs. In that case, the replacement removes a power limit. It does not, by itself, make the computer faster. Any performance gain comes from the component the new supply makes possible.
Do these 3 things before closing this tab:
1Repair Windows errors before they cause bigger problems2Scan for outdated or missing drivers - takes under a minute3Clear out junk files and repair common Windows errorsThe sources cited for this guide contain no independent or controlled measurement of electricity savings from a PSU swap, and they do not establish a general efficiency loss as a PSU ages. Treat claims about lower power bills or restored efficiency as unproven for your system.
Best Value
- 【FOR HP ELITEDESK / PRODESK】Output DC: 19V 4.74A 90W (Also Compatible With 18.5V 3.5A 65W),AC Input: 100 - 240V 50 - 60Hz, Connector size: 7.4X5.0mm.(Please refer to the picture to comfirm your connector size before purchase)
- 【FOR HP ELITEDESK 800 705 805 MINI】Fit for HP EliteDesk 705 G1 / 705 G2 / 705 G3 / 705 G4 / 705 G5 / 800 G1 / 800 G2 / 800 G3 / 800 G4 / 800 G5 / 800 G6 / 805 G5 / 805 G6 Mini Business Desktop
- 【FOR HP PRODESK 400 600 260 MINI】Fit for HP ProDesk 260 G1 / 260 G2 / 260 G3 / 260 G4 /260 G5 / 260 G6 Desktop Mini PC, also compatible with HP ProDesk 400 G9 / 400 G2 / 400 G3 / 400 G4 / 400 G5 / 400 G6 / 400 G1 Desktop Mini Business PC. For HP ProDesk 405 G4 mini and fit for HP ProDesk 600 G1 / 600 G2 / 600 G3 / 600 G4 / 600 G5 / 600 G6 Mini Desktop PC.
- 【PART NUMBER】Replacement for HP ac adapter 384019-002 384021-001 391172-001 391173-001 463552-001 463552-002 463552-003 463552-004 463955-001 463958-001 519329-001 519329-002 583186-001 519329-003 609939-001 693716-001 696607-001 696607-003 693711-001 693712-001 696694-001 709566-001 744893-001 751889-001 power adapter fit for ED495AA PA-1650-02HC.
- 【STRICT QUALITY INSPECTION】 The upgrade of the chip ensures safe power supply without damaging the battery, effectively protecting electric energy from over current, short circuit, releasing excessive stable voltage, and preventing overcharging.
Safety and service limits
- Disconnect the power cord before opening the computer. HP’s general servicing guide states: “Never open the cover while the power cord is attached. You might damage your computer or be injured by the spinning fan blades.”
- Do not repair the PSU fan yourself. HP Support’s fan-noise document states: “To avoid the risk of fire and electrical shock, do not try to replace the fan inside the power supply by yourself.” If fan noise persists, contact HP support.
- Follow your model’s own service guide. If you are unsure about connectors, physical fit, or handling, ask HP support or a qualified technician before you proceed.
Genuine HP part or third-party ATX unit
Choose the option that your product number supports. The table shows what each option has and has not been shown to provide.
| Option | Fit confirmation | Connector risk | Other checks |
|---|---|---|---|
| Genuine HP replacement identified through HP’s parts lookup | Listed by HP for the product number searched | Lowest, because the part is matched to the chassis | Stock and current price not verified; check availability separately |
| Third-party ATX unit | Not confirmed by HP unless HP documentation names it for your model | Higher on proprietary-connector models such as the ENVY TE01-1144 example | Measure dimensions, confirm GPU leads, and confirm rated capacity |
| Efficiency certification, warranty, noise level, and modular cabling | Not stated for the candidate models in the sources cited | Not applicable | Verify on the product listing of the exact model before buying |
Decision path
- If HP lists a replacement for your exact product number, buy that part first.
- If your motherboard uses a proprietary connector and HP does not confirm a replacement, contact HP support before purchase.
- If you are considering a standard ATX unit, buy it only after you have confirmed the case dimensions, the motherboard and auxiliary connectors, the GPU leads, and the rated capacity against your system’s measured load.
The upgrade is worth doing when the current supply cannot carry the load and a verified replacement fits. Wattage alone does not settle either question.
Quick Recap
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.
Quick wins for a faster PC:
Repair Windows errors before they cause bigger problemsFix Now →Fix the driver behind crashes, sound loss and screen glitchesFind Drivers →Clear out junk files and repair common Windows errorsFree Scan →
