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Synology Adapter 100W_3 AC-LT100W3 100W Power Adapter for DiskStation NAS

Synology Adapter 100W_3 AC-LT100W3 100W Power Adapter for DiskStation NAS

The Synology Adapter 100W_3 (AC-LT100W3) is the official 100W power supply replacement designed for high-performance 4-bay DiskStation NAS units. It ensures stable power delivery and system longevity, mitigating the data risks associated with using non-certified third-party power adapters.


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Description

The Synology Adapter 100W_3 serves as the critical power lifeline for your 4-bay DiskStation NAS, replacing the older Adapter 100W_2 with improved efficiency and reliability. As an official Synology component, it is engineered to meet the exact voltage and current requirements of your storage server, ensuring that your RAID arrays and hard drives receive consistent, clean power to prevent unexpected shutdowns or hardware degradation.


- IT Administrators managing multiple Synology NAS units in office environments.
- Home server enthusiasts maintaining legacy 4-bay DiskStation models.
- Surveillance system operators using the DP340 monitoring unit.
- Users experiencing intermittent power-on failures or aging power supply issues.
- Professionals who prioritize data integrity and manufacturer-warrantied hardware compatibility.

- Model: Adapter 100W_3 (AC-LT100W3)
- Output Power: 100W
- Energy Efficiency: Level VI
- Input Voltage: AC 100–240V 50/60Hz
- Compatibility: DS925+, DS923+, DS920+, DS918+, DS916+, DS418, DS418play, DS418j, DS416, DS416play, DS416j, DP340
- Warranty: 1-Year Official Component Warranty

Using the original AC-LT100W3 adapter provides peace of mind that generic power bricks cannot offer. While third-party alternatives may physically fit the port, they often lack the precise power regulation required by sensitive NAS components. This official unit adheres to Level VI energy efficiency standards, reducing heat output and power waste during 24/7 operation. The build quality is consistent with Synology’s rigorous standards, ensuring the connector remains secure and the internal circuitry is protected against voltage spikes.

When comparing this to generic universal power adapters, the Synology original is the only choice that maintains your NAS warranty status. Using non-certified power supplies can lead to motherboard damage or data corruption, which are typically excluded from Synology's standard hardware warranty. By choosing the AC-LT100W3, you are investing in the long-term health of your storage infrastructure and ensuring that your data remains accessible whenever you need it.

- Q: Is this adapter compatible with my DS920+? A: Yes, the AC-LT100W3 is the official replacement for the DS920+ and several other 4-bay models.
- Q: Why should I avoid third-party power adapters? A: Third-party adapters may have unstable voltage output, which can damage your NAS motherboard or cause data corruption, and using them voids your Synology warranty.
- Q: Does this come with a power cord? A: The package typically includes the adapter unit; please verify with your local retailer if the AC power cable is included in your specific region's bundle.
- Q: How do I know if my current adapter is failing? A: Common signs include the NAS failing to power on, random reboots, or the status LED failing to light up despite the power button being pressed.
- Q: Where can I find the official compatibility list? A: You can verify compatibility by entering your NAS model number into the Synology Spare Parts Center on their official website.
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