Lenovo Desktop Power Supply Replacement Guide – 180W PCH018 for Tianyi, Qitian, V530S
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Product link: https://nadalan-power.com/products/180w-lenovo-power-supply-pch018
Is Your Lenovo Desktop Having Power Issues? Here‘s Your 180W Replacement Guide
If you own a Lenovo Tianyi 510S, Qitian M series, or V530S desktop and are experiencing power failures, random shutdowns, or simply need a spare power supply, you’ve come to the right place.
Lenovo uses specific power supply designs for their small chassis desktops. Finding the correct replacement can be challenging because these units often use proprietary 6-pin connectors rather than standard ATX connectors.
This guide will help you quickly identify if the 180W PCH018 Power Supply is the right match for your Lenovo computer.
Quick Compatibility Check
This 180W power supply is specifically designed for the following Lenovo desktop models:
Lenovo Tianyi Series (天逸系列):
| Series | Compatible Models |
| Tianyi 510S | 510S series |
| Tianyi V530S | V530S |
| Tianyi E75s | E75s |
Lenovo Qitian Series (启天系列):
| Series | Compatible Models |
| Qitian M4000 Series | M4000s, M4000Q |
| Qitian M400 Series | M420, M422 |
| Qitian M700 Series | M710E, M720E |
⚠️ Important: This power supply is designed for small chassis Lenovo desktops that use a 6-pin motherboard connector. Please verify your original power supply‘s connector type before ordering.
Compatible Power Supply Models
This power supply replaces the following Lenovo power supply models:
| Model Number | Compatible? |
| PCH018 | ✅ Yes (main model) |
| PA-1181-7 | ✅ Yes |
| DPS-180AB-22 | ✅ Yes |
Compatible Part Numbers:
| Part Number | Compatible? |
| L07658-004 | ✅ Yes |
💡 Tip: Simply remove your old power supply and check the sticker on top. If you see PCH018, PA-1181-7, DPS-180AB-22, or L07658-004, this replacement will work perfectly.
Key Specifications at a Glance
| Specification | Detail |
| Power Output | 180W |
| Model Numbers | PCH018, PA-1181-7, DPS-180AB-22 |
| Dimensions (L×W×H) | 200 × 85 × 52 mm |
| Efficiency Rating | 80+ Bronze Certified |
| Input Voltage | Active wide range voltage input (100-240V) |
| Form Factor | Lenovo small chassis proprietary |
This 180W output provides reliable power for Lenovo‘s small chassis desktops, ensuring stable performance for office tasks and daily productivity.
Connector Configuration – The Most Important Check
| Interface Type | Connector | Quantity |
| Motherboard Main Power | 6-pin (proprietary) | 1 |
| CPU Power | 4-pin | 1 |
⚠️ Special Note: This power supply uses a proprietary 6-pin Lenovo motherboard connector – not the standard 24-pin ATX connector. Do not attempt to use this on a standard motherboard.
Special Features – What Makes This PSU Stand Out
| Feature | Benefit |
| 80+ Bronze Energy Efficiency | Up to 85% efficiency – lower energy bills, less heat |
| Active Wide Range Voltage Input | 100-240V automatic – works worldwide without voltage selection |
| Ultra-Long Wire Version | Extra-long cables for easy installation and clean cable management |
| Small Chassis Design | Specifically designed for Lenovo small chassis desktops |
✅ Ultra-Long Wire Version: This power supply comes with extra-long cables, making installation easier and allowing for better cable routing inside your Lenovo chassis.
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 | 200 mm |
| Width | 85 mm |
| Height | 52 mm |
This specific size is designed to fit perfectly inside Lenovo small chassis desktops (Tianyi 510S, Qitian M series, V530S, etc.).
Why Choose This 180W Replacement Power Supply?
| Feature | Benefit |
| Lenovo Small Chassis Specific | Designed for Tianyi 510S, Qitian M series, V530S, E75s |
| 80+ Bronze Efficient | Energy-saving, cooler operation |
| Active Wide Voltage | 100-240V – works worldwide |
| Ultra-Long Cables | Easy installation, clean cable management |
| Direct Replacement | No adapter or modification needed |
| Proprietary 6-pin | Matches Lenovo‘s small chassis motherboard 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 suitable for Lenovo 6-pin + 4-pin systems, including:
- Lenovo Tianyi 510S series
- Lenovo V530S, E75s
- Lenovo Qitian M420, M422, M710E, M720E, M4000s, M4000Q (small chassis)
Please verify your original power supply has a 6-pin motherboard connector and 4-pin CPU connector before ordering.
Installation Tips
- Power down and unplug your Lenovo desktop completely.
- Open the case – Lenovo small chassis desktops typically have thumbscrews on the back.
- Disconnect cables from the old power supply – note the 6-pin motherboard and 4-pin CPU connectors.
- Take a photo of the connector layout before disconnecting.
- 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.
The ultra-long cables make cable routing easier – take advantage of the extra length for clean management.
Frequently Asked Questions
Q1: What Lenovo models is this 180W power supply compatible with?
Tianyi series: 510S, V530S, E75s
Qitian series: M420, M422, M710E, M720E, M4000s, M4000Q (small chassis)
Q2: What are the compatible power supply model numbers?
PCH018, PA-1181-7, DPS-180AB-22.
Q3: What are the compatible part numbers?
L07658-004.
Q4: What connectors does this power supply have?
1x 6-pin motherboard interface and 1x 4-pin CPU interface.
Q5: Is this power supply 80+ certified?
Yes. It features 80+ Bronze Energy Efficiency for lower energy consumption and less heat.
Q6: What does “active wide range voltage input” mean?
It automatically accepts 100-240V input – works worldwide without a voltage selector switch.
Q7: What does “ultra-long wire version” mean?
The cables are extra-long, making installation easier and allowing for clean cable management inside your Lenovo chassis.
Q8: What are the physical dimensions?
200mm × 85mm × 52mm.
Q9: Will this work with Lenovo Tianyi 510S?
Yes, Tianyi 510S series is specifically listed as compatible.
Q10: Will this work with Lenovo Qitian M720E?
Yes, Qitian M720E is listed as compatible.
Q11: Will this work with a standard ATX motherboard?
No. This uses a Lenovo proprietary 6-pin connector and is designed specifically for Lenovo small chassis desktops.
Q12: What is the warranty period?
Nadalan offers a 1-year warranty on this power supply.
Q13: How long does shipping take?
Approximately 10 days by air freight. Tax and duty included for most countries.
Q14: 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 Tianyi or Qitian desktop back up and running with reliable, efficient power!