Samsung 40W 19V 2.1A Laptop Adapter | 3.0×1.1mm Ultra-Slim Tip | UL CE FCC CB Certified for Samsung Series 9, 5, ATIV Book, Chromebook 2/3

Detailed Product Specifications and Features:

Core Technical Parameters:

Universal Product Description:

Precision Power for Ultra-Portables: The HTJ 40W 19V 2.1A Adapter is custom-engineered for Samsung’s most elegant and thin hardware. Featuring the 3.0 x 1.1mm ultra-slim micro-tip, this adapter is the exact replacement for the Series 9 Premium Ultrabooks and the ATIV Book mobile line. As a specialized manufacturer, HTJ has reinforced the micro-connector’s internal structure to prevent the “tip snapping” and contact failure common in lightweight chargers. This unit utilizes a high-efficiency circuit design that meets Level VI energy standards, ensuring your laptop charges rapidly without the excessive heat build-up that can damage ultra-thin device internal components.

Advanced 6-Point Safety Protection Suite Of Samsung 40W 19V 2.1A Laptop Adapter:

• OVP (Overvoltage Protection): Protects the high-density logic boards of Ultrabooks from grid spikes.
• OCP (Overcurrent Protection): Precision-calibrated 2.1A output to ensure safe charging of high-cycle Li-Polymer batteries.
• SCP (Short Circuit Protection): Millisecond-response cut-off to prevent motherboard damage.
• OTP (Over Temperature Protection): Thermal-sensing ICs maintain a safe casing temperature even in compact spaces.
• OPP (Overpower Protection): Hardware-capped at 40W to prevent circuit stress.
• Anti-Surge Protection: 4kV industrial-grade resistance against electrical interference. 

Samsung 40W 19V 2.1A Laptop Adapter Compatibility List:

Notes:

1. Check your original DC output V/A, which can be found on the label on the bottom of the original laptop or charger.
2. Make sure that the output voltage and current of the charger are exactly the same as your original voltage and current.
3. Check the original USB-C interface to ensure compatibility.
4. If the above model does not have your product model, as long as the power output and connector are matched with our product, it can be used normally.
5. Some laptops do not have a full-featured USB-C port, so they will not charge via USB-C because they may not support Power Delivery
6. If the Type-C port on your device is very loose. This charger may not be compatible.

Why Choose HTJ Certified Samsung 40W 19V 2.1A Laptop Adapter?

• Micro-Tip Durability: Our 3.0×1.1mm connector is manufactured using a one-piece injection molding process to ensure the slim metal tip remains straight and conductive over thousands of plug-in cycles.
• Travel-Ready Design: Extremely lightweight and compact, making it the perfect replacement or secondary charger for business travelers and students.
• High-Purity Copper Core: We use 100% pure copper internal wiring to ensure maximum efficiency and minimum voltage drop for 19V delivery.
• B2B Bulk Readiness: Fully certified (UL, CE, FCC) for international education tenders and corporate fleet maintenance.

How to Use & Care for Your Samsung 40W 19V 2.1A Laptop Adapter?

• Connector Identity: This is the 3.0mm x 1.1mm micro-tip. It is MUCH smaller than the standard 5.5mm Samsung barrel. Please verify your laptop’s charging port size.
• Careful Insertion: Due to the slim nature of the port, insert the DC tip straight. Avoid putting lateral pressure on the connector while it is plugged in.
• Voltage Safety: Only use with 19V devices. Do not attempt to use with newer 5V/12V USB-C devices.

FAQ (Frequently Asked Questions)

1. Q: Does this work with the Samsung Series 9 NP900X3C?
   A: Yes, this is the exact 40W 3.0×1.1mm adapter required for the entire Series 9 premium lineup.
2. Q: Is it compatible with the Samsung Chromebook 3 (XE500C13)?
   A: Absolutely. It is a 100% compatible replacement for the original Chromebook 2 and 3 chargers.
3. Q: Can I use this for my Samsung phone?
   A: No. This adapter output is 19V, which will damage a standard 5V smartphone. It is strictly for laptops and tablets specified in the matrix.
4. Q: Does it fit the newer Samsung Galaxy Book?
   A: No. Most newer Galaxy Book models have moved to USB-C charging. Check your charging port before ordering.
5. Q: What is the failure rate for this micro-tip model?
   A: We have optimized the strain relief (SR) to be more flexible, maintaining a failure rate of under 0.25% in high-use environments like schools.

We guarantee:

1. All our products are A+ grade.
2. We are a factory, and we can guarantee the quality of our products.
3. Our company has professional technical engineers who can help you solve any problems you encounter.
4. All products are strictly tested by our department before shipment.
5. Please contact us for free time, and we will try our best to satisfy you.

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