HP Compaq SFF Desktop Power Supply Replacement Guide – 240W PS-4241-9 Compatibility
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Product link: https://nadalan-power.com/products/240w-hp-compaq-sff-psu-ps-4241-9
Is Your HP Compaq SFF Desktop Having Power Issues? Here‘s Your 240W Replacement Guide
If you own an HP Compaq SFF (Small Form Factor) desktop such as the Z200, Z210, 4000, 6000, 8000, or 8300 series and are experiencing power failures, random shutdowns, or simply need a spare power supply, you’ve come to the right place.
HP Compaq SFF desktops use a proprietary power supply design that is unique to HP‘s small form factor business systems. Finding the correct replacement can be confusing because standard off-the-shelf PSUs won’t fit or have the wrong connectors.
This guide will help you quickly identify if the 240W PS-4241-9 Power Supply is the right match for your HP Compaq desktop.
Quick Compatibility Check
This 240W power supply is specifically designed for the following HP Compaq SFF (Small Form Factor) models:
| Series | Compatible Models |
| HP Compaq Z Series | Z200 SFF, Z210 SFF |
| HP Compaq 4000 Series | 4000 SFF, 4300 SFF |
| HP Compaq 6000 Series | 6000 SFF, 6005 SFF, 6200 SFF, 6300 SFF, 6305 SFF |
| HP Compaq 8000 Series | 8000 SFF, 8100 SFF, 8200 SFF, 8300 SFF, 8380 SFF |
| Additional Models | PC9055, PC8027, PC9058, PC8019, PCA021, RP5800 PSU desktop |
⚠️ Important: This power supply is ONLY compatible with HP Compaq SFF (Small Form Factor) desktops. It will NOT work with HP tower desktops, HP EliteDesk, ProDesk, or standard ATX cases without checking compatibility.
Compatible Power Supply Models
This power supply replaces the following HP power supply models:
| Model Number | Compatible? |
| HP-D2402A0 | ✅ Yes |
| HP-D2402E0 | ✅ Yes |
| CFH0240EWWB | ✅ Yes |
| CFH0240AWWA | ✅ Yes |
| DPS-240RB | ✅ Yes |
| D10-240P1A | ✅ Yes |
| D10-240P2A | ✅ Yes |
| DPS-240TB | ✅ Yes |
| PS-4241-9HF | ✅ Yes |
| PS-4241-9HA | ✅ Yes |
| PS-4241-9HB | ✅ Yes |
Compatible Part Numbers:
| Part Number | Compatible? |
| 503375-001 | ✅ Yes |
| 508151-001 | ✅ Yes |
| 503376-001 | ✅ Yes |
| 508152-001 | ✅ Yes |
| 611482-001 | ✅ Yes |
| 613763-001 | ✅ Yes |
| 611481-001 | ✅ Yes |
| 613762-001 | ✅ Yes |
| 659193-001 | ✅ Yes |
| 659246-001 | ✅ Yes |
💡 Tip: Simply remove your old power supply and check the sticker on top. If you see any of the model numbers or part numbers listed above, this replacement will work perfectly.
Key Specifications at a Glance
| Specification | Detail |
| Power Output | 240W |
| Dimensions | 129 × 145 × 95/48 mm |
| Form Factor | HP Compaq SFF (Small Form Factor) |
| Input Voltage | 100-240V (Universal) |
⚠️ Note on Size: The dimensions listed (129×145×95/48 mm) indicate a non-standard shape. The “95/48” suggests a stepped or tapered design typical of HP SFF power supplies. Please measure your original unit to confirm fit.
Connector Configuration – The Most Important Check
This power supply uses HP‘s proprietary 6-pin motherboard connector. Do not attempt to use this on a standard motherboard.
| Interface Type | Connector | Quantity |
| Motherboard Main Power | 6-pin | 1 |
| CPU Power | 4-pin | 1 |
| Small Cable | 6-pin | 1 |
⚠️ Special Note: The power interface is quite special. Please verify the connector types and pin layout on your original power supply before ordering. This unit is specifically designed for HP machines.
Physical Size – Measure Before You Order
Even if the model number matches, it‘s always a good idea to check the size.
| Dimension | Measurement |
| Length | 129 mm |
| Width | 145 mm |
| Height | 95 mm (with step down to 48 mm) |
This unique stepped design is specific to HP Compaq SFF chassis. Standard rectangular power supplies will not fit properly.
Why Choose This 240W Replacement Power Supply?
| Feature | Benefit |
| HP Compaq SFF Specific | Designed specifically for Z200, Z210, 4000, 6000, 8000 series SFF |
| Direct Replacement | No adapter or modification needed – works right out of the box |
| Universal Input | 100-240V – works worldwide (plug adapter may be needed) |
| Wide Compatibility | Replaces 10+ different HP model numbers |
| Proprietary Connectors | 6-pin + 4-pin + small cable – matches HP SFF spec |
| 1-Year Warranty | Protected by Nadalan‘s 1-year return/exchange policy |
| Fast Global Shipping | Air freight to most countries in approximately 10 days |
Compatibility Note:
This power supply is specifically designed for HP machines and can be used universally as long as:
- Size is appropriate – fits your HP SFF chassis
- Power is the same – 240W matches your system‘s requirement
- Interface is compatible – connectors match your motherboard
Please verify all three conditions before purchasing.
Installation Tips
- Power down and unplug your HP Compaq desktop completely.
- Open the case – HP Compaq SFF cases typically have a latch or thumbscrew on the back.
- Disconnect cables from the old power supply – note where each connector goes (6-pin main, 4-pin CPU, 6-pin small cable).
- Take a photo of the connector layout before disconnecting – this helps during reinstallation.
- Remove the old PSU – usually held by 3-4 screws on the back of the case.
- Install the new PSU – secure with screws, then reconnect all cables following your photo.
- Test before closing – power on to ensure the system boots properly.
Frequently Asked Questions
Q1: What HP Compaq models is this 240W power supply compatible with?
Compatible with HP Compaq Z200 SFF, Z210 SFF, 4000 SFF, 4300 SFF, 6000 SFF, 6005 SFF, 6200 SFF, 6300 SFF, 6305 SFF, 8000 SFF, 8100 SFF, 8200 SFF, 8300 SFF, 8380 SFF, PC9055, PC8027, PC9058, PC8019, PCA021, and RP5800 PSU desktop.
Q2: What are the compatible model numbers?
Compatible model numbers include: HP-D2402A0, HP-D2402E0, CFH0240EWWB, CFH0240AWWA, DPS-240RB, D10-240P1A, D10-240P2A, DPS-240TB, PS-4241-9HF, PS-4241-9HA, PS-4241-9HB.
Q3: What are the compatible part numbers?
Compatible part numbers include: 503375-001, 508151-001, 503376-001, 508152-001, 611482-001, 613763-001, 611481-001, 613762-001, 659193-001, 659246-001.
Q4: What connectors does this power supply have?
It includes: 1x 6-pin motherboard interface, 1x 4-pin CPU interface, and 1x 6-pin small cable. Please note: the power interface is quite special – verify accuracy with your original unit.
Q5: What are the physical dimensions?
129mm × 145mm × 95/48 mm (stepped/tapered design specific to HP SFF chassis).
Q6: Why are there two height measurements (95/48 mm)?
The power supply has a stepped design – one section is 95mm tall, another section is 48mm tall. This non-standard shape is specific to HP Compaq SFF desktops.
Q7: Can I use this power supply on a non-HP computer?
No. This uses HP‘s proprietary connectors and stepped chassis design. It is specifically designed for HP Compaq SFF desktops and will NOT work on standard motherboards or other brands.
Q8: How do I verify compatibility?
Check three things: (1) Size fits your HP SFF chassis, (2) Power is 240W matching your system, (3) Connectors match your motherboard. If unsure, send us a photo of your original power supply label and connectors.
Q9: What is the warranty period?
Nadalan offers a 1-year warranty on this power supply.
Q10: How long does shipping take?
Approximately 10 days by air freight. Tax and duty included for most countries.
Still Not Sure? Contact Us
If you‘ve checked the model numbers, sizes, and connectors but still aren’t 100% sure, don‘t guess. Send us a photo of your original power supply’s label and connectors, and we will confirm compatibility for you.
Contact Nadalan:
- Email: gc_ds@sina.com
- Phone / WhatsApp: +0086 18062682902
Order today and get your HP Compaq SFF desktop back up and running with reliable power.