Lenovo Desktop Power Supply Replacement & Upgrade Guide – 210W PA-2221-3 for Qitian, Tianyi & More
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Product link: https://nadalan-power.com/products/210w-lenovo-power-supply-pa-2221-3
Is Your Lenovo Desktop Having Power Issues? Here‘s Your 210W Replacement & Upgrade Guide
If you own a Lenovo Qitian (M series), Tianyi 510S, or other Lenovo desktop with a 10-pin power supply and are experiencing power failures, random shutdowns, or simply want to upgrade from a lower-wattage PSU, you’ve come to the right place.
This 210W power supply is unique because it is compatible with low-power 180W computers with the same 10-pin interface – allowing you to upgrade for more power headroom while maintaining compatibility.
This guide will help you quickly identify if the 210W PA-2221-3 Power Supply is the right match for your Lenovo computer.
Quick Compatibility Check
This 210W power supply is specifically designed for the following Lenovo desktop models:
Lenovo Qitian Series (启天系列):
| Series | Compatible Models |
| Qitian M3 Series | M310 |
| Qitian M4 Series | M410, M415, M435 |
| Qitian M5 Series | M510 |
| Qitian M6 Series | M610 |
| Qitian M7 Series | M700, M710, M910s |
| Qitian M Series | M4600s (10-pin small power supply) |
Lenovo Tianyi Series (天逸系列):
| Series | Compatible Models |
| Tianyi 510S | 510S |
| Tianyi E Series | E73S, E74S, E75S |
| Tianyi E Series | E700 |
| Tianyi B Series | B410, B415 |
| Tianyi M Series | M2601k, M2200r, M4000e |
Lenovo H/G/F/D Series:
| Series | Compatible Models |
| H Series | H3060 |
| G Series | G5060 |
| F Series | F5060 |
| D Series | D5060 |
Upgrade Compatibility:
| Original Power | Compatible? |
| HK280-72PP | ✅ Yes – upgrade to 210W |
| PA-2181-2 | ✅ Yes – upgrade to 210W |
| PCG010 | ✅ Yes – upgrade to 210W |
| FSP180-20TGBAB | ✅ Yes – upgrade to 210W |
✅ Note: This power supply is compatible with low-power 180W computers with the same 10-pin interface.
Compatible Power Supply Models
This power supply replaces the following Lenovo power supply models:
| Model Number | Compatible? |
| HK310-71PP | ✅ Yes |
| PA-2221-3 | ✅ Yes (main model) |
| PCE025 | ✅ Yes |
| FSP210-20TGBAB | ✅ Yes |
Compatible Part Numbers:
| Part Number | Compatible? |
| 00PC746 | ✅ Yes |
| 00PC753 | ✅ Yes |
💡 Tip: Simply remove your old power supply and check the sticker on top. If you see HK310-71PP, PA-2221-3, PCE025, FSP210-20TGBAB, 00PC746, or 00PC753, this replacement will work perfectly.
Key Specifications at a Glance
| Specification | Detail |
| Model Numbers | HK310-71PP, PA-2221-3, PCE025, FSP210-20TGBAB |
| Power Output | 210W |
| Dimensions (L×W×H) | 150 × 82 × 65 mm |
| Efficiency | 80+ Bronze Certified |
| Input | Active wide range input |
| Cables | Long line version |
| Form Factor | Lenovo proprietary 10-pin desktop |
Connector Configuration – The Most Important Check
| Interface Type | Connector | Quantity |
| Motherboard Main Power | 10-pin (proprietary) | 1 |
| CPU Power | 4-pin | 1 |
⚠️ Special Note: This power supply uses a proprietary 10-pin Lenovo motherboard connector – not the standard 24-pin ATX connector. Do not attempt to use this on a standard motherboard.
Special Features – Quality & Performance
| Feature | Benefit |
| 80+ Bronze Certified | Up to 85% efficiency – lower energy bills, less heat |
| Active Wide Range Input | 100-240V automatic – works worldwide |
| Long Line Version | Extra-long cables for easy installation and clean routing |
| Upgrade Capability | Replaces 180W PSUs with same 10-pin interface |
| Stable Performance | Reliable, quality-guaranteed operation |
✅ 80PLUS Bronze Medal Energy Efficiency, Active Input, Long Line Power Supply. Stable performance, reliable and guaranteed quality.
Why This Connector is Different:
Standard ATX power supplies use a 20-pin or 24-pin motherboard connector. Lenovo uses a proprietary 10-pin connector with a different pinout and physical configuration. Do not attempt to force a standard ATX power supply into this motherboard.
Upgrade Compatibility Note:
✅ This power supply is compatible with low-power 180W computers with the same 10-pin interface.
If your current Lenovo desktop has a 180W power supply (such as HK280-72PP, PA-2181-2, PCG010, or FSP180-20TGBAB) with the same 10-pin interface, you can upgrade to this 210W unit for:
- More power headroom for additional components
- Better stability under load
- 80+ Bronze efficiency for lower energy costs
- Active input for worldwide voltage compatibility
- Long line version for easier installation
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 | 150 mm |
| Width | 82 mm |
| Height | 65 mm |
Why Choose This 210W Replacement Power Supply?
| Feature | Benefit |
| Lenovo Specific | Designed for Qitian M series, Tianyi 510S, E series, H/G/F/D series |
| 80+ Bronze Efficiency | Energy-saving, lower electricity costs |
| Active Input | 100-240V – works worldwide |
| Long Line Version | Extra-long cables – easy installation, clean routing |
| Upgrade Capability | Replaces 180W PSUs with same 10-pin interface |
| Direct Replacement | No adapter or modification needed |
| Wide Compatibility | Replaces 4+ different Lenovo model numbers |
| Stable Performance | Quality guaranteed and reliable |
| 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 suitable for:
- Lenovo Qitian M310, M410, M415, M435, M510, M610, M700, M710, M910s, M4600s (10-pin small power supply)
- Lenovo Tianyi 510S, B410, B415, M2601k, M2200r, M4000e
- Lenovo E73S, E74S, E75S, E700, H3060, G5060, F5060, D5060
- Low-power 180W computers with the same 10-pin interface
Installation Tips
- Power down and unplug your Lenovo desktop completely.
- Open the case – Lenovo business desktops typically have thumbscrews on the back.
- Disconnect cables from the old power supply – note the 10-pin and 4-pin connectors.
- Take a photo of the connector layout before disconnecting – this is critical due to the proprietary 10-pin connector.
- 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.
- The long line version provides extra cable length for clean routing – use it for optimal cable management.
- Test before closing – power on to ensure the system boots properly.
Frequently Asked Questions
Q1: What Lenovo models is this power supply compatible with?
Qitian: M310, M410, M415, M435, M510, M610, M700, M710, M910s, M4600s
Tianyi: 510S, B410, B415, M2601k, M2200r, M4000e
E Series: E73S, E74S, E75S, E700
H/G/F/D Series: H3060, G5060, F5060, D5060
Q2: What are the compatible power supply model numbers?
HK310-71PP, PA-2221-3, PCE025, FSP210-20TGBAB.
Q3: What are the compatible part numbers?
00PC746, 00PC753.
Q4: What connectors does this power supply have?
1x 10-pin (proprietary Lenovo motherboard connector) and 1x 4-pin CPU connector.
Q5: Can I upgrade from a 180W Lenovo power supply to this 210W unit?
Yes. This power supply is compatible with low-power 180W computers with the same 10-pin interface (HK280-72PP, PA-2181-2, PCG010, FSP180-20TGBAB).
Q6: What is the efficiency rating?
80+ Bronze Certified – efficient and energy-saving.
Q7: What does “active input” mean?
It accepts 100-240V automatically – works worldwide without a voltage selector switch.
Q8: What does “long line version” mean?
The cables are extra-long, making installation easier and allowing for clean cable management.
Q9: What are the physical dimensions?
150mm × 82mm × 65mm.
Q10: What is the power output?
210W.
Q11: Will this work with Lenovo Qitian M710?
Yes – M710 is specifically listed as compatible.
Q12: Will this work with Lenovo Qitian M910s?
Yes – M910s is specifically listed as compatible.
Q13: Will this work with Lenovo Tianyi 510S?
Yes – Tianyi 510S is specifically listed as compatible.
Q14: Will this work with a standard ATX motherboard?
No. This uses a Lenovo proprietary 10-pin connector and is designed specifically for Lenovo desktops.
Q15: What is the warranty period?
Nadalan offers a 1-year warranty on this power supply.
Q16: How long does shipping take?
Approximately 10 days by air freight. Tax and duty included for most countries.
Q17: Do you offer wholesale pricing?
Yes. Nadalan welcomes bulk orders and corporate partnerships. Contact us to discuss custom negotiations and volume pricing.
Still Not Sure? Contact Us
Lenovo power supplies use proprietary connectors, so compatibility is critical. If you‘ve checked the model numbers but still aren’t 100% sure, don‘t guess. Send us a photo of your original power supply’s label and the connectors, and we will confirm compatibility for you.
Contact Nadalan:
- Email: gc_ds@sina.com
- Phone / WhatsApp: +0086 18062682902
Order today and get your Lenovo Qitian or Tianyi desktop back up and running with reliable, efficient, 80+ Bronze power!