Home » Lenovo ThinkPad X230t Compatible Laptop Adapter 20V 4.5A 90W (Fixed 16-Tip)
Lenovo ThinkPad X230t Compatible Laptop Adapter 20V 4.5A 90W (Fixed 16-Tip)
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Lenovo ThinkPad X230t Compatible Laptop Adapter 20V 4.5A 90W (Fixed 16-Tip)
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ThinkPad X Series

Lenovo ThinkPad X230t Compatible Laptop Adapter 20V 4.5A 90W (Fixed 16-Tip)

SKU: AC20V90+-+16+Tip-BP-K366
C$25.00
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.

More Compatible Options

→ Shop ThinkPad X Series products
  • Compatible Brands Lenovo
  • Model/OPN ThinkPad X230t
  • Model Series ThinkPad X Series
  • Output Current 4.5A
  • Output Voltage 20V
  • Input Voltage AC100~240V / 50~60Hz
  • Power 90W
  • Tip Size 8.0*5.5mm
  • Warranty 1 Year
Ships from Canada • Fast local delivery

This replacement laptop adapter for Lenovo ThinkPad X230t is available for C$25.00 — Buy 1, get 1 at 50% off . 20V · 4.5A · 90W · Tip: 8.0*5.5mm.

Important Notes
  • Please make sure the DC output and tip size are compatible before placing the order.
Compatible Model
Lenovo B490 Bolt IV Lenovo Essential B590 6274-26G Lenovo ThinkPad Edge E530 6272-3LG Lenovo ThinkPad Edge E530 6272-65G Lenovo ThinkPad L430 2465-2BG Lenovo ThinkPad L530 2479-3GU Lenovo ThinkPad L530 2481-3TG Lenovo ThinkPad L530 2481-5QG Lenovo ThinkPad T530 2392-6EU Lenovo ThinkPad T530 2392-EJG Lenovo ThinkPad T530 2392-FJU Lenovo ThinkPad T530 2394-23G Lenovo ThinkPad Twist S230u 20C4-27U Lenovo ThinkPad X131e 3371-2HU Lenovo ThinkPad X131e 3372-2GU Lenovo ThinkPad X230 2324-23U Lenovo ThinkPad X230 2325-63U Lenovo ThinkPad X230 2325-B6G Lenovo ThinkPad X230 Tablet 3435
Original Part Number
Lenovo 40Y7661 Lenovo 40Y7662 Lenovo 40Y7663 Lenovo 40Y7664 Lenovo 40Y7665 Lenovo 40Y7666 Lenovo 40Y7667 Lenovo 40Y7668 Lenovo 40Y7669 Lenovo 40Y7670 Lenovo 40Y7671 Lenovo 40Y7672 Lenovo 40Y7673 Lenovo 40Y7674 Lenovo 41R4322 Lenovo 42T4416 Lenovo 42T4417 Lenovo 42T4418 Lenovo 42T4419 Lenovo 42T4421 Lenovo 42T4423 Lenovo 42T4425 Lenovo 42T4427 Lenovo 42T4429 Lenovo 42T4431 Lenovo 42T4439 Lenovo 42T5000 Lenovo 42T5282 Lenovo 42T5283 Lenovo 45J7717 Lenovo 45N0053 Lenovo 45N0055 Lenovo 45N0057 Lenovo 45N0059 Lenovo 45N0068 Lenovo 45N0080 Lenovo 45N0110 Lenovo 45N0112 Lenovo 45N0114 Lenovo 45N0116 Lenovo 45N0118 Lenovo 45N0120 Lenovo 45N0122 Lenovo 45N0180 Lenovo 45N0182 Lenovo 45N0184 Lenovo 45N0186 Lenovo 45N0192 Lenovo 45N0194 Lenovo 45N0196 Lenovo 45N0198 Lenovo 45N0200 Lenovo 45N0202 Lenovo 45N0208 Lenovo 45N0210 Lenovo 45N0212 Lenovo 45N0214 Lenovo 45N0302 Lenovo 45N0304 Lenovo 45N0306 Lenovo 45N0308 Lenovo 45N0310 Lenovo 45N0312 Lenovo 45N0314 Lenovo 45N0316 Lenovo 45N0318 Lenovo 45N0320 Lenovo 45N0322 Lenovo 45N0324 Lenovo 92P1103 Lenovo PA-1650-53I
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.