Acer ADP-40TH A Compatible Laptop Adapter 19V 2.1A 40W (Fixed U-Tip)

SKU: AC19V40U-BP-K004
Regular price C$17.00
In stock
Orders placed after 3:00 PM (PT) will be processed on the next business day.
🔥 This product has a special offer: Buy 2 eligible items, get 1 item at 50% OFF
Discount applies to the lower-priced item in each pair. Repeats automatically. Not combinable with other offers.
  • Compatible Brands Acer
  • Model/OPN ADP-40TH A
  • Output Current 2.1A
  • Output Voltage 19V
  • Input Voltage AC100-240V / 50-60Hz
  • Power 40W
  • Tip Size 5.5*1.7mm
  • Warranty 1 Year
Ships from Canada • Fast local delivery

This replacement laptop adapter for Acer ADP-40TH A is available for C$17.00Buy 1, get 1 at 50% off . 19V · 2.1A · 40W · Tip: 5.5*1.7mm.

Compatible Model
Acer TravelMate Series TMB113-E-4470Acer TravelMate Series TMB113-E-967B4G50ikAcer TravelMate Series TMB113-M-323a4G32ikAcer TravelMate Series TMB113-M-6681Acer TravelMate Series TravelMate 8172-3264Acer TravelMate Series TravelMate 8172-56U2G50nkk06Acer TravelMate Series TravelMate 8172T-5472G50nkk05Acer TravelMate Series TravelMate B113-E-877B4G32IKKAcer TravelMate Series TravelMate B113-E-967B4G50Acer TravelMate Series TravelMate B113-MAcer TravelMate Series TravelMate B113-M-323a4G50ikkAcer TravelMate Series TravelMate B113-M-6460Acer TravelMate Series TravelMate B113-M-6681Acer TravelMate Series TravelMate TMP276Acer TravelMate Series TravelMate TMP276-MGAcer Ferrari Series Ferrari One 200-15Acer Extensa Series Extensa 2509-C6FDAcer Extensa Series Extensa 2510-34Z4Acer Extensa Series Extensa EX2509Acer Chromebook Series AC700-1099Acer Chromebook Series Chromebook C710-2833Acer Aspire Series AO725-0412Acer Aspire Series AO725-C62BBAcer Aspire Series Aspire 1410 JM1Acer Aspire Series Aspire 1410-2762Acer Aspire Series Aspire 1410-8414Acer Aspire Series Aspire 1810T-OAcer Aspire Series Aspire 1810TZAcer Aspire Series Aspire 1820PTAcer Aspire Series Aspire E1-570-6417Acer Aspire Series Aspire E1-572-3829Acer Aspire Series Aspire E3-111-C0QTAcer Aspire Series Aspire E3-111-C1BWAcer Aspire Series Aspire E3-112-P1GTAcer Aspire Series Aspire E5-411Acer Aspire Series Aspire E5-511Acer Aspire Series Aspire E5-511-C77QAcer Aspire Series Aspire E5-511-C9AJAcer Aspire Series Aspire E5-521-435WAcer Aspire Series Aspire E5-521-45BUAcer Aspire Series Aspire E5-521G-632LAcer Aspire Series Aspire ES1-111M-P2YUAcer Aspire Series Aspire ES1-512-C4DWAcer Aspire Series Aspire ES1-512-C5S4Acer Aspire Series Aspire ES1-711-C7TLAcer Aspire Series Aspire One 533-23dkAcer Aspire Series Aspire One 722-0473Acer Aspire Series Aspire One 722-0609Acer Aspire Series Aspire One 722-0658Acer Aspire Series Aspire One 722-0877Acer Aspire Series Aspire One 722-BZ480Acer Aspire Series Aspire 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Original Part Number
PA-1300-04AC ADP-30JH BA LF AK.040AP.024 092566-11 LC.ADT00.005 PA-1300-04AF AP.0300A.001 AP.03003.001 PA-1300-04 LC.ADT00.059 ADP-30JH BA ADP-30LH AP.03001.001 ADP-30LH B ADP-30JH B PA-1300-04AC LF ADP-40TH A LC.ADT00.06 AP.04001.002 ADP-45HE B AP03003001832F ADP-30JH WA-30A19U E1AW C830M AD611LF D3W2H Y200J WA-30A19K Y877G WA-30B19U OGJC86 0D3W2H 330-3674 AD651XYBel AD651XY FSP FSP030-DQDA1 0Y877G FSP030-DADA1 PA1M11 450-12394 ADP-30TH B 330-9808 450-12392 T298H 0313JX WA-30A19Y 330-2063 0GJC86 AD611X WA-30B19K AD9012 C842M FSP030-DQDA1 0C830M 313JX WA-30B19Y AD6113 HP-A0301R3
How can I confirm a replacement laptop adapter will work with my laptop?
Match the output voltage exactly, then confirm the connector type/size and polarity. Wattage can be the same or higher than your original adapter.
Where do I find the voltage and wattage information?
Check the label on your original charger (or the laptop’s bottom label). Look for Output (V) and Wattage (W). The voltage must match exactly.
Can I use an adapter with a different voltage?
In most cases, no. Using the wrong voltage can cause charging issues or damage your laptop.
Can I use a higher wattage adapter (for example 90W instead of 65W)?
Yes—higher wattage is usually OK as long as the voltage matches and the connector fits. Your laptop will only draw the power it needs.
How do I confirm the connector size is correct?
Compare the tip with your original charger and check the listed connector size (OD × ID). Even small differences (like 5.5×2.1mm vs 5.5×2.5mm) may not fit properly.
What does polarity mean, and why does it matter?
Polarity indicates which part of the plug is positive/negative. It must match your original adapter for safe and reliable charging.
My laptop uses USB-C charging. Can I use any USB-C charger?
Not always. Your laptop may require USB-C Power Delivery (PD) and a minimum wattage (such as 45W/65W/90W). Use a PD charger that meets or exceeds your laptop’s requirement.
Can this adapter be used internationally?
Many adapters support 100–240V input. Check your charger label. If it supports 100–240V, you can use it overseas with the correct plug adapter.
How can I find my laptop model on a Windows laptop?
If you are using a Windows laptop, you can find your laptop model using System Information:

Step 1: Press Windows + R to open the Run window.
Step 2: Type msinfo32 and click OK.
Step 3: In the System Summary section, find System Model in the right pane.

Choosing the correct replacement adapter matters for safety and charging performance. Use this checklist before you place your order:

1. Match the Output Voltage

  • Check your original charger label for Output (for example, 19V).
  • The output voltage should match exactly.

2. Confirm Wattage / Amperage

  • Wattage can be the same or higher than your original adapter.
  • Using higher wattage is usually fine if voltage and connector match.

3. Check Connector Type & Size

  • For barrel tips, match the connector size (OD × ID).
  • For USB-C, ensure it supports USB-C PD and enough wattage for laptops.

4. Verify Polarity

  • Match the polarity symbol shown on your original adapter label.

💡 Battpit tip: Before using any laptop adapter, always check:
• Output voltage (must match exactly)
• Wattage (same or higher is OK)
• Connector size & polarity

All Battpit laptop adapters are designed with advanced built-in safety protection features to ensure reliable and stable charging performance. Our replacement AC adapters help protect your laptop, battery, and internal components during everyday use.

  • Over-voltage protection – Protects your laptop from sudden voltage spikes and unstable power supply.
  • Over-current protection – Prevents excessive current flow to maintain safe and consistent charging.
  • Short-circuit protection – Automatically shuts down the power adapter if a fault is detected.
  • Over-temperature protection – Helps reduce overheating risks for safer long-term use.

Each Battpit replacement laptop charger is engineered to meet high safety and quality standards, providing dependable performance for your notebook computer at home, office, or travel.

Safety & Compliance

Certified Quality You Can Trust

Battpit Canada replacement laptop batteries and AC adapters are selected with safety, compatibility, and compliance in mind. Products may meet common industry standards including RoHS, CE, UL, and ULC where applicable.

RoHS
RoHS Compliant Helps reduce restricted hazardous substances in electronic products.
CE
CE Marked Designed to meet applicable safety and quality requirements.
UL
UL Recognized Components Selected products may use UL recognized cells, components, or protection circuits.
ULC
ULC Safety Standard Supports safety confidence for products supplied to Canadian customers.
Why this matters: These compliance marks help customers choose a reliable replacement laptop battery, laptop charger, or AC adapter with built-in safety features such as over-charge, over-current, over-voltage, and short-circuit protection.