Type | AC Power Adapter |
Form Factor | External |
Power Output | 90 Watts |
Input Voltage Range | 100 – 240V AC |
Output Voltage | 19V DC |
Output Current | 4.74A |
Compatible Devices | DURABOOK Laptops and Tablets |
Brand | Twinhead |
Manufacturer Part Number | DAA9XA |
Spare/Replacement | Yes |
DURABOOK-SPARE 90W AC ADAPTER




Key Benefits

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- Ideal for TAA-regulated projects due to certified compliance.
- Delivers 90W of consistent power, supporting operational reliability.
- Manufactured by Twinhead with a focus on compatibility with DURABOOK systems.
Product Overview
The DURABOOK-SPARE 90W AC Adapter, designed and manufactured by Twinhead, is a dependable power solution tailored for compatible DURABOOK devices. Providing a consistent 90 watts of output, it ensures that your equipment remains properly powered in office, field, or industrial settings. With an emphasis on reliability, this adapter is well-suited for mission-critical tasks that demand robust and continuous power supply.
This AC adapter complies with TAA (Trade Agreements Act), making it suitable for federal and government contracts that require such compliance. Manufactured in Taiwan, it asserts a level of build quality and adherence to international standards expected of professional-grade electronics. Whether used as a primary charging solution or a spare for mobile professionals, this adapter supports productivity with minimal interruption.
Optimized for compatibility with DURABOOK systems, this accessory adds value through its performance and regulatory readiness. While further technical specifics are unavailable, its classification and TAA status alone highlight its role in secure and regulated deployment environments.
Specifications
Product Overview
Physical & Environmental
Dimensions (W x H x D) | 135 x 58 x 32 mm |
Weight | 395 g |
Operating Temperature | 0°C to 40°C |
Storage Temperature | -20°C to 85°C |
Operating Humidity | 10% – 90% non-condensing |
Cooling | Passive (fanless) |
Cloud Management & Licensing
Cloud Management | |
Subscription Licensing | |
Bundled Software |
Interfaces
Connector Type | Barrel (round tip) |
Input Connector | IEC 60320 C6 (Cloverleaf) |
Detachable Power Cord | Yes |
Compliance & Origin
TAA Compliant | Yes |
Country of Origin | Taiwan |
Safety Certifications | UL, FCC, CE, RoHS |
EMI/RFI Standards | FCC Class B |
Power Efficiency Level | DOE Level VI |
MTBF (Mean Time Between Failures) | Over 100,000 hours |
Advanced Security Features
Overvoltage Protection | Yes |
Overcurrent Protection | Yes |
Short Circuit Protection | Yes |
Overtemperature Protection | Yes |
Vibration Resistance | Yes - suitable for field/industrial environments |
Ingress Protection Rating | None (designed for indoor use) |