Home » Asus ADP-45EW B Compatible Laptop Adapter DC5-20V / 2.25-3.25A max 2.25 - 3.25A max 65W (USB-C)
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Asus ADP-45EW B Compatible Laptop Adapter DC5-20V / 2.25-3.25A max 2.25 - 3.25A max 65W (USB-C)

SKU: ACUSBC65-BP-K402
C$27.50
In stock
Orders placed after 3:00 PM (PT) will be processed on the next business day.

More Compatible Options

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  • Compatible Brands Asus
  • Model/OPN ADP-45EW B
  • Output Current 2.25 - 3.25A max
  • Output Voltage DC5-20V / 2.25-3.25A max
  • Input Voltage AC100-240V / 50-60Hz 2A
  • Power 65W
  • Tip Size USB-C
  • Warranty 1 Year
Ships from Canada • Fast local delivery

This replacement laptop adapter for Asus ADP-45EW B is available for C$27.50 . DC5-20V / 2.25-3.25A max · 2.25 - 3.25A max · 65W · Tip: USB-C.

Important Notes
  • Including: US Plug + 1M USB-C Cable Permanently Attached
Compatible Model
Asus Zenbook Series UX390UAAsus Zenbook Series ZenBook 3 UX390UAAsus Zenbook Series ZenBook 3 UX390UA-1AAsus Zenbook Series ZenBook 3 UX390UA-1BAsus Zenbook Series ZenBook 3 UX390UA-1CAsus Zenbook Series ZenBook 3 UX390UA-GS041TAsus Zenbook Series Zenbook Flip UX390UAAsus Zenbook Series Zenbook S UX391FAAsus Zenbook Series Zenbook S UX391FA-1AAsus Zenbook Series Zenbook S UX391FA-2AAsus Zenbook Series Zenbook S UX391FA-AH001TAsus Zenbook Series Zenbook S UX391FA-AH005TAsus Zenbook Series Zenbook S UX391FA-AH008TAsus Zenbook Series Zenbook S UX391FA-AH009TAsus Zenbook Series Zenbook S UX391FA-AH026TAsus Zenbook Series Zenbook S UX391FA-AH027RAsus Zenbook Series ZenBook S UX391UAAsus Zenbook Series ZenBook S UX391UA-825RAsus Zenbook Series ZenBook S UX391UA-DP8503TAsus Zenbook Series ZenBook S UX391UA-EG007TAsus Zenbook Series ZenBook S UX391UA-EG019TAsus Zenbook Series ZenBook S UX391UA-EG022TAsus Zenbook Series ZenBook S UX391UA-EG023TAsus Zenbook Series ZenBook S UX391UA-EG026TAsus Zenbook Series ZenBook S UX391UA-EG031TAsus Zenbook Series ZenBook S UX391UA-EG047TAsus Zenbook Series ZenBook S UX391UA-EG057TAsus Zenbook Series ZenBook S UX391UA-EG060TAsus Zenbook Series ZenBook S UX391UA-EG062TAsus Zenbook Series ZenBook S UX391UA-EG064TAsus Zenbook Series ZenBook S UX391UA-ET012TAsus Zenbook Series Zenbook S UX391UA-ET084TAsus Zenbook Series ZenBook S UX391UA-ET090TAsus Zenbook Series ZenBook S UX391UA-XB74TAsus Zenbook Series ZenBook S13 UX392FNAsus Zenbook Series ZenBook S13 UX392FN-0032B8565UAsus Zenbook Series ZenBook S13 UX392FN-0042B8265UAsus Zenbook Series ZenBook S13 UX392FN-8565Asus Zenbook Series ZenBook S13 UX392FN-AB003TAsus Zenbook Series ZenBook S13 UX392FN-AB003TSAsus Zenbook Series ZenBook S13 UX392FN-AB006RAsus Zenbook Series ZenBook S13 UX392FN-AB006TAsus Zenbook Series ZenBook S13 UX392FN-AB009TAsus Zenbook Series ZenBook S13 UX392FN-E7601TAsus Zenbook Series ZenBook S13 UX392FN-SP8509TAsus Zenbook Series ZenBook S13 UX392FN-XS71Asus Zenbook Series ZenBook S13 UX392FN-XS77Asus Zenbook Series ZenBook UX392FAAsus Zenbook Series ZenBook UX392FA-AB001RAsus Zenbook Series ZenBook UX392FA-AB002RAsus Zenbook Series ZenBook UX392FA-AB004TAsus Zenbook Series Zenbook UX392FA-AB007TAsus Zenbook Series ZenBook UX392FA-AB015TAsus Zenbook Series ZenBook UX392FA-AB016TAsus Zenbook Series ZenBook UX392FA-AB017TAsus Zenbook Series ZenBook UX392FA-AB019TAsus Zenbook Series ZenBook UX392FA-AB021TAsus Zenbook Series ZenBook UX392FA-AB030TAsus Zenbook Series Zenbook UX392FA-AB032RAsus ZenBook Flip Series Zenbook Flip S UX370UA C4196RAsus ZenBook Flip Series ZenBook Flip S UX370UA-C4058TAsus ZenBook Flip Series ZenBook Flip S UX370UA-C4059RAsus ZenBook Flip Series ZenBook Flip S UX370UA-C4059TAsus ZenBook Flip Series ZenBook Flip S UX370UA-C4060RAsus ZenBook Flip Series ZenBook Flip S UX370UA-C4060TAsus ZenBook Flip Series ZenBook Flip S UX370UA-C4061TAsus ZenBook Flip Series Zenbook Flip S UX370UA-C4104TAsus ZenBook Flip Series Zenbook Flip S UX370UA-C4122TAsus ZenBook Flip Series ZenBook Flip S UX370UA-C4129TAsus ZenBook Flip Series ZenBook Flip S UX370UA-C4131TAsus ZenBook Flip Series Zenbook Flip S UX370UA-C4136RAsus ZenBook Flip Series ZenBook Flip S UX370UA-C4147TAsus ZenBook Flip Series ZenBook Flip S UX370UA-C4148TAsus ZenBook Flip Series ZenBook Flip S UX370UA-C4190RAsus ZenBook Flip Series Zenbook Flip S UX370UA-C4195TAsus ZenBook Flip Series ZenBook Flip S UX370UA-C4202TAsus ZenBook Flip Series Zenbook Flip S UX370UA-C4217TAsus ZenBook Flip Series Zenbook Flip S UX370UA-C4347RAsus ZenBook Flip Series Zenbook Flip S UX370UA-C4363TAsus UX Series UX370UAsus UX Series UX370UAAsus UX Series UX370UA-XH74T-BLAsus UX Series UX390UA-1AAsus UX Series UX390UA-1BAsus UX Series UX390UA-1CAsus UX Series UX390UA-XS74-BLAsus UX Series UX391UAsus UX Series UX391UAAsus UX Series UX391UA-XB74TAsus UX Series UX490UAsus UX Series UX490UAAsus UX Series UX490UA-IH74-BLAsus UX Series UX490UA-XH74-BLAsus Transformer Book Series Transformer 3 Pro T303UAAsus Transformer Book Series Transformer 3 Pro T303UA-GN027TAsus Transformer Book Series Transformer 3 Pro T303UA-GN028RAsus Transformer Book Series Transformer 3 Pro T303UA-GN032RAsus Transformer Book Series Transformer 3 Pro T303UA-GN040TAsus Transformer Book Series Transformer 3 Pro T303UA-GN041RAsus Transformer Book Series Transformer 3 Pro T303UA-GN043RAsus Transformer Book Series Transformer 3 Pro T303UA-GN045RAsus Transformer Book Series Transformer 3 Pro T303UA-GN047RAsus Transformer Book Series Transformer 3 Pro T303UA-GN050TAsus Transformer Book Series Transformer 3 Pro T303UA-GN053TAsus Transformer Book Series Transformer 3 Pro T303UA-GN060RAsus Transformer Book Series Transformer 3 Pro T303UA-GN063TAsus Transformer Book Series Transformer 3 T305CAAsus Transformer Book Series Transformer 3 T305CA-GW002TAsus Transformer Book Series Transformer 3 T305CA-GW006TAsus Transformer Book Series Transformer 3 T305CA-GW007TAsus Transformer Book Series Transformer 3 T305CA-GW015TAsus Transformer Book Series Transformer 3 T305CA-GW016TAsus Transformer Book Series Transformer 3 T305CA-GW019TAsus Transformer Book Series Transformer 3 T305CA-GW023TAsus Transformer Book Series Transformer 3 T305CA-GW052RAsus Transformer Book Series Transformer 3 T305CA-GW055TAsus Transformer Book Series Transformer 3 T305CA-GW063TAsus Transformer Book Series Transformer Book T302CAAsus Transformer Book Series Transformer Book T302CA-FL022TAsus Transformer Book Series Transformer Book T302CHIAsus Transformer Book Series Transformer Book T302CHI-2CAsus T Series T303UAsus T Series T303UAAsus T Series T303UA-DH54TAsus T Series T305CAsus T Series T305CAAsus T Series T305CA-3AAsus T Series T305CA-3GAsus T Series T305CA7Y30-0C4GXNQJT20Asus Chromebook Flip Series Chromebook Flip C213Asus Chromebook Flip Series Chromebook Flip C213NA-0041AN3350Asus Chromebook Flip Series Chromebook Flip C213NA-BU0033-OSSAsus Chromebook Flip Series Chromebook Flip C213NA-BU0039Asus Chromebook Flip Series Chromebook Flip C213NA-BU0048Asus Chromebook Flip Series Chromebook Flip C213NA-BW0034Asus Chromebook Flip Series Chromebook Flip C213NA-BW0034-OSSAsus Chromebook Flip Series Chromebook Flip C213SAAsus Chromebook Flip Series Chromebook Flip C213SA-YS02Asus C Series C213SAsus C Series C213SAAsus C Series C213SA-YS02Asus C Series C302CAsus C Series C302CA-DHM4Asus C Series C302CA-GU001Asus B Series B9440UAsus B Series B9440UAAsus B Series B9440UA-GV0005RAsus B Series B9440UA-GV0006RAsus B Series B9440UA-GV0015RAsus B Series B9440UA-GV0028RAsus B Series B9440UA-GV0046RAsus B Series B9440UA-GV0053TAsus B Series B9440UA-GV0054RAsus B Series B9440UA-GV0068RAsus B Series B9440UA-GV0070RAsus B Series B9440UA-GV0073RAsus B Series B9440UA-GV0075RAsus B Series B9440UA-GV0076RAsus B Series B9440UA-GV0081RAsus B Series B9440UA-GV0084RAsus B Series B9440UA-GV0094RAsus B Series B9440UA-GV0100TAsus B Series B9440UA-GV0101TAsus B Series B9440UA-GV0131RAsus B Series B9440UA-GV0132RAsus B Series B9440UA-GV0177RAsus B Series B9440UA-GV0191RAsus B Series B9440UA-GV0201RAsus B Series B9440UA-GV0205TAsus B Series B9440UA-GV0210TAsus B Series B9440UA-GV0211TAsus B Series B9440UA-GV0235TAsus B Series B9440UA-GV0303RAsus B Series B9440UA-GV0342TAsus B Series B9440UA-GV0389RAsus B Series B9440UA-GV0409RAsus B Series B9440UA-GV0450RAsus B Series B9440UA-GV9094RAsus B Series B9440UA-GV9102TAsus B Series B9440UA-GV9103TAsus B Series B9440UA-XS51Asus B Series B9440UA-XS71Asus B Series ExpertBook B9450Asus B Series ExpertBook B9450FAAsus Asus Chromebook series Q325Asus Asus Chromebook series Q325UAsus Asus Chromebook series Q325UAAsus Asus Chromebook series Q325UA-BI7T18Asus Asus Chromebook series Q325UA-BI7T21Asus Asus Chromebook series UX392FAAsus Asus Chromebook series UX392FN
Original Part Number
A20-065N2A MJ262LL/A A1706 A1708 A1504 A1718 90XB04EN-MPW050 0A001-00238400 90XB04EN-MPW0A0 ADL-45A1 90XB04EN-MPW040 ADL-65A1 90XB04EN-MPW010 90XB04EN-MPW070 AC65-00 0A001-00446500 90XB04EN-MPW080 0A001-00448000 ADP-65SD B HA65NM170 M1WCF ADP-45EW A ADP-45EW C 90XB04EN-MPW020 LA65NM170 ADP-45EW B 0A001-00443500 A18-045N1A ADP-45EW Z 90XB04EN-MPW030 A20-065N1A 90XB04EN-MPW060 90XB04EN-MPW090 0M1WCF A18-065N2A HA65NM190 02VP8G HA45NM180 BA 492?BBSP 0CJG9W 689C4 DA65NM190 HA45NM170 08XTW5 PW7015MC JNKWD DA30NM150 ADP?30CD 02CR08 0WMDHR 492?BBWZ 0C036Y Y91PF 0VT148 470-ABSF LA45NM171 492-BBUU 0JYJNW F17M7 HKA65NM200 04RYWW 2YKOF LA65NM190 0F17M7 2YK0F HA30NM150 0JNKWD DA45NM170 02YK0F P54G 02YKOF AA45NM150 DA45NM180 5FX88 DA65NM170 822-00027-01 GA00681-US G1000-USBC-65W D-C4 PA-1600-23 L42206-002 TPN-CA06 860066-003 L30757-002 671R2AA TPN?C145 TPN?CA04 L10710?001 TPN?CA03 L32392-001 860210-850 L42206-001 L43407-002 L43407-001 TPN?C144 L10919?001 ADLX45YDC3D ADLX45YCC3D SA10M13945 01FR025 02DL124 01FR026 ADLX65YAC2A ADLX65YCC3D GX20P92530 4X20M26252 01FR030 ADLX65YLC3A ADLX45YDC3A 02DL155 PA-1650-46 4X20M26268 ADLX65YLC3D ADLX65YSCC3A ADLX45YLC3A GX20Z46256 SA10M13944 ADLX65YAC3A ADLX45YDC2A ADLX65YLC2A ADLX65YDC3D ADLX45YCC2A 01FR027 ADLX45YLC3D SA10M13950 ADLX65YCC2A ADLX65YCC3A ADLX65YDC3A SA10R16901 01FR024 ADLX45UDCU2A EP-TA845 EP-TA865 A065R160L A065RP15L A17-065N1A
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.