Home » Lenovo 45N0302 Compatible Laptop Adapter 20V 4.5A 90W (Fixed 16-Tip)
Lenovo 45N0302 Compatible Laptop Adapter 20V 4.5A 90W (Fixed 16-Tip)
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Lenovo 45N0302 Compatible Laptop Adapter 20V 4.5A 90W (Fixed 16-Tip)
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Lenovo 45N0302 Compatible Laptop Adapter 20V 4.5A 90W (Fixed 16-Tip)

SKU: AC20V90+-+16+Tip-BP-K028
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 all Lenovo laptop adapters → Shop all Lenovo laptop batteries
  • Compatible Brands Lenovo
  • Model/OPN 45N0302
  • 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 45N0302 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 ThinkPad X Series ThinkPad X121e 3053Lenovo ThinkPad X Series ThinkPad X121e 3055Lenovo ThinkPad X Series ThinkPad X131e 3367-9GULenovo ThinkPad X Series ThinkPad X131e 3368-5AULenovo ThinkPad X Series ThinkPad X131e 3371Lenovo ThinkPad X Series ThinkPad X131e 3371-7PULenovo ThinkPad X Series ThinkPad X131e 3371-7RULenovo ThinkPad X Series ThinkPad X131e 3372-2DULenovo ThinkPad X Series ThinkPad X131e 3372-32ULenovo ThinkPad X Series ThinkPad X140e 20BL000BUSLenovo ThinkPad X Series Thinkpad X201s SeriesLenovo ThinkPad X Series ThinkPad X220 4291Lenovo ThinkPad X Series ThinkPad X220 TabletLenovo ThinkPad X Series ThinkPad X220i Tablet 4294Lenovo ThinkPad X Series ThinkPad X220t 4294Lenovo ThinkPad X Series ThinkPad X230 2320-33ULenovo ThinkPad X Series ThinkPad X230 2320-38ULenovo ThinkPad X Series ThinkPad X230 2320-J9ULenovo ThinkPad X Series ThinkPad X230 2320-KMULenovo ThinkPad X Series ThinkPad X230 2320-L7ULenovo ThinkPad X Series ThinkPad X230 2324Lenovo ThinkPad X Series ThinkPad X230 2324-3XULenovo ThinkPad X Series ThinkPad X230 2324-5SGLenovo ThinkPad X Series ThinkPad X230 2324-63GLenovo ThinkPad X Series ThinkPad X230 2324-89ULenovo ThinkPad X Series ThinkPad X230 2324-93ULenovo ThinkPad X Series ThinkPad X230 2325-62GLenovo ThinkPad X Series ThinkPad X230 2325-88ULenovo ThinkPad X Series ThinkPad X230 2325-BFGLenovo ThinkPad X Series ThinkPad X230 2325-BKULenovo ThinkPad X Series ThinkPad X230 Tablet 3435-2YULenovo ThinkPad X Series ThinkPad X230 Tablet 3437-2SULenovo ThinkPad X Series ThinkPad X230 Tablet 3438-23GLenovo ThinkPad X Series ThinkPad X230 Tablet 3438-2RGLenovo ThinkPad X Series ThinkPad X230i 2324-9GGLenovo ThinkPad X Series ThinkPad X230i 2325-A8GLenovo ThinkPad X Series ThinkPad X230i 2325-A9GLenovo ThinkPad Twist Series ThinkPad Twist S230u 3347-26GLenovo ThinkPad Twist Series ThinkPad Twist S230u 3347-2HULenovo ThinkPad Twist Series ThinkPad Twist S230u 3347-2NULenovo ThinkPad Twist Series ThinkPad Twist S230u 3347-2QULenovo ThinkPad Twist Series ThinkPad Twist S230u 3347-2YULenovo ThinkPad T Series ThinkPad T410i 2522Lenovo ThinkPad T Series ThinkPad T420s-4174Lenovo ThinkPad T Series ThinkPad T420s-4176Lenovo ThinkPad T Series ThinkPad T420siLenovo ThinkPad T Series ThinkPad T420si 4176Lenovo ThinkPad T Series ThinkPad T430 2342-7YULenovo ThinkPad T Series ThinkPad T430 2344Lenovo ThinkPad T Series ThinkPad T430 2344-5FULenovo ThinkPad T Series ThinkPad T430 2344-5NULenovo ThinkPad T Series ThinkPad T430 2344-C4ULenovo ThinkPad T Series ThinkPad T430 2347-GAGLenovo ThinkPad T Series ThinkPad T430 2347-GZULenovo ThinkPad T Series ThinkPad T430 2347-J9GLenovo ThinkPad T Series ThinkPad T430 2349-G8ULenovo ThinkPad T Series ThinkPad T430 2349-GAULenovo ThinkPad T Series ThinkPad T430 2349-GDGLenovo ThinkPad T Series ThinkPad T430 2349-GRULenovo ThinkPad T Series ThinkPad T430 2349-N3GLenovo ThinkPad T Series ThinkPad T430 2349-Q6GLenovo ThinkPad T Series ThinkPad T430 2351Lenovo ThinkPad T Series ThinkPad T430i 2344Lenovo ThinkPad T Series ThinkPad T430i 2344-72GLenovo ThinkPad T Series ThinkPad T430i 2344-FFGLenovo ThinkPad T Series ThinkPad T430i 2344-FHGLenovo ThinkPad T Series ThinkPad T430s 2353-6AULenovo ThinkPad T Series ThinkPad T430s 2353-B6ULenovo ThinkPad T Series ThinkPad T430s 2355-G2ULenovo ThinkPad T Series ThinkPad T430s 2355-G3GLenovo ThinkPad T Series ThinkPad T430s 2355-G3ULenovo ThinkPad T Series ThinkPad T430s 2355-HMGLenovo ThinkPad T Series ThinkPad T430s 2356-HAGLenovo ThinkPad T Series ThinkPad T430s 2356-HAULenovo ThinkPad T Series ThinkPad T430s 2356-L2GLenovo ThinkPad T Series ThinkPad T430s 2356-L6GLenovo ThinkPad T Series ThinkPad T430s 2356-LBGLenovo ThinkPad T Series ThinkPad T430s 2356-LNGLenovo ThinkPad T Series ThinkPad T430s 2356-MGULenovo ThinkPad T Series ThinkPad T430s 2356-MJULenovo ThinkPad T Series ThinkPad T430s 2356-N3GLenovo ThinkPad T Series ThinkPad T430u 335169CLenovo ThinkPad T Series ThinkPad T430u 33519WCLenovo ThinkPad T Series ThinkPad T430u 3351A26Lenovo ThinkPad T Series ThinkPad T430u 3352-3CULenovo ThinkPad T Series ThinkPad T430u 3352-4YULenovo ThinkPad T Series ThinkPad T430u 3353-37GLenovo ThinkPad T Series ThinkPad T430u 3353-3PGLenovo ThinkPad T Series ThinkPad T430u 3353-3RGLenovo ThinkPad T Series ThinkPad T430u 6273-24ULenovo ThinkPad T Series ThinkPad T430u 6273-3DULenovo ThinkPad T Series ThinkPad T430u 86141C3Lenovo ThinkPad T Series ThinkPad T430u 8614-ARULenovo ThinkPad T Series ThinkPad T510 4484Lenovo ThinkPad T Series ThinkPad T510i 4314Lenovo ThinkPad T Series ThinkPad T530 2359-4DULenovo ThinkPad T Series ThinkPad T530 2359-5JULenovo ThinkPad T Series ThinkPad T530 2392-38GLenovo ThinkPad T Series ThinkPad T530 2392-6GULenovo ThinkPad T Series ThinkPad T530 2392-AQULenovo ThinkPad T Series ThinkPad T530 2392-DYULenovo ThinkPad T Series ThinkPad T530 2394-42ULenovo ThinkPad T Series ThinkPad T530 2394-6DULenovo ThinkPad T Series ThinkPad T530 2394-70ULenovo ThinkPad T Series ThinkPad T530 2394-7EGLenovo ThinkPad T Series ThinkPad T530 2394-7HGLenovo ThinkPad T Series ThinkPad T530 2429Lenovo ThinkPad T Series ThinkPad T530 2429-5WULenovo ThinkPad T Series ThinkPad T530 2429-64GLenovo ThinkPad T Series ThinkPad T530 2429-64ULenovo ThinkPad T Series ThinkPad T530 2429-65ULenovo ThinkPad T Series ThinkPad T530 2429-6FGLenovo ThinkPad T Series ThinkPad T530 2429-84GLenovo ThinkPad T Series ThinkPad T530 2429-89GLenovo ThinkPad T Series ThinkPad T530 2429-8BGLenovo ThinkPad T Series ThinkPad T530 2429-8EGLenovo ThinkPad T Series ThinkPad T530 2430Lenovo ThinkPad S Series ThinkPad S230u Twist 33473LCLenovo ThinkPad S Series ThinkPad S230u Twist 33473MCLenovo ThinkPad S Series ThinkPad S230u Twist 33473TCLenovo ThinkPad S Series ThinkPad S230u Twist 33474WLenovo ThinkPad L Series ThinkPad L412Lenovo ThinkPad L Series ThinkPad L430 2465Lenovo ThinkPad L Series ThinkPad L430 2465-33ULenovo ThinkPad L Series ThinkPad L430 2465-5QGLenovo ThinkPad L Series ThinkPad L430 2465-5SGLenovo ThinkPad L Series ThinkPad L430 2465-64ULenovo ThinkPad L Series ThinkPad L430 2465-79ULenovo ThinkPad L Series ThinkPad L430 2465-7AULenovo ThinkPad L Series ThinkPad L430 2465-7DULenovo ThinkPad L Series ThinkPad L430 2465-7MULenovo ThinkPad L Series ThinkPad L430 2465-7PULenovo ThinkPad L Series ThinkPad L430 2466-62GLenovo ThinkPad L Series ThinkPad L430 2466-64GLenovo ThinkPad L Series ThinkPad L430 2468-34GLenovo ThinkPad L Series ThinkPad L430 2468-36GLenovo ThinkPad L Series ThinkPad L430 2468-3HGLenovo ThinkPad L Series ThinkPad L430 2468-3RGLenovo ThinkPad L Series ThinkPad L430 2468-6AGLenovo ThinkPad L Series ThinkPad L430 2468-6CGLenovo ThinkPad L Series ThinkPad L430 2468-6GGLenovo ThinkPad L Series ThinkPad L430 2468-6KGLenovo ThinkPad L Series ThinkPad L430 2469-24ULenovo ThinkPad L Series ThinkPad L430 2469-32ULenovo ThinkPad L Series ThinkPad L530 2478-2AGLenovo ThinkPad L Series ThinkPad L530 2478-2FULenovo ThinkPad L Series ThinkPad L530 2478-5LULenovo ThinkPad L Series ThinkPad L530 2479-39ULenovo ThinkPad L Series ThinkPad L530 2479-44GLenovo ThinkPad L Series ThinkPad L530 2481-2SGLenovo ThinkPad L Series ThinkPad L530 2481-34ULenovo ThinkPad L Series ThinkPad L530 2481-3MGLenovo ThinkPad L Series ThinkPad L530 2481-3SGLenovo ThinkPad L Series ThinkPad L530 2485-23ULenovo ThinkPad Edge Series ThinkPad Edge 11 inch NVZ24FRLenovo ThinkPad Edge Series ThinkPad Edge 11 inch NVZ3BGELenovo ThinkPad Edge Series ThinkPad Edge 11 NVZ24FRLenovo ThinkPad Edge Series ThinkPad Edge 15Lenovo ThinkPad Edge Series ThinkPad Edge E130 3358-5EGLenovo ThinkPad Edge Series ThinkPad Edge E130 3358-8AGLenovo ThinkPad Edge Series ThinkPad Edge E130 3358-9FGLenovo ThinkPad Edge Series ThinkPad Edge E130 3358-BEGLenovo ThinkPad Edge Series ThinkPad Edge E330 3354-4RGLenovo ThinkPad Edge Series ThinkPad Edge E330 3354-9RGLenovo ThinkPad Edge Series ThinkPad Edge E330 3354-ANGLenovo ThinkPad Edge Series ThinkPad Edge E330 3354-AUGLenovo ThinkPad Edge Series ThinkPad Edge E330 3354-CSGLenovo ThinkPad Edge Series ThinkPad Edge E330 3354-DZGLenovo ThinkPad Edge Series ThinkPad Edge E335 3355-62GLenovo ThinkPad Edge Series ThinkPad Edge E335 3355-64GLenovo ThinkPad Edge Series ThinkPad Edge E335 3355-66GLenovo ThinkPad Edge Series ThinkPad Edge E430 3254Lenovo ThinkPad Edge Series ThinkPad Edge E530 3259-HGGLenovo ThinkPad Edge Series ThinkPad Edge E530 3259-HMGLenovo ThinkPad Edge Series ThinkPad Edge E530 3259-HPGLenovo ThinkPad Edge Series ThinkPad Edge E530 3259-HQGLenovo ThinkPad Edge Series ThinkPad Edge E530 6272-3GGLenovo ThinkPad Edge Series ThinkPad Edge E530 6272-3QGLenovo ThinkPad Edge Series ThinkPad Edge E530 6272-6KGLenovo ThinkPad Edge Series ThinkPad Edge E530c 3366-2XULenovo ThinkPad Edge Series ThinkPad Edge E530c 3366-3UGLenovo ThinkPad Edge Series ThinkPad Edge E530c 3366-55ULenovo ThinkPad Edge Series ThinkPad Edge E530c 3366-65GLenovo ThinkPad Edge Series ThinkPad Edge E535 3260-7AGLenovo ThinkPad Edge Series ThinkPad Edge E535 3260-DZULenovo ThinkPad Edge Series ThinkPad Edge E535 3260-E4ULenovo ThinkPad Edge Series ThinkPad Edge E535 3260-ETGLenovo ThinkPad Edge Series ThinkPad Edge E535 3260-EUGLenovo ThinkPad Edge Series ThinkPad Edge E545 20B2000SUSLenovo ThinkPad Edge Series ThinkPad Edge E545 20B2000TLenovo ThinkPad Edge Series ThinkPad Edge E545 20B2000TUSLenovo K Series - Lenovo K43Lenovo IdeaPad Series Ideapad U31-70 M5007JCFLenovo IdeaPad Series Ideapad U510-59-389403Lenovo Essential B Series Essential B590 3761-23GLenovo Essential B Series Essential B590 3761-2LGLenovo Essential B Series Essential B590 6274-2FGLenovo B Series - Lenovo B590 Bolt IVLenovo 3000 N Series 3000 N100 0768Lenovo 3000 N Series 3000 N200 14-Inch Widescreen
Original Part Number
92P1111 92P1211 92P1158 40Y7659 PA-1900-17I PA-1900-081 92P1212 92P1154 92P1114 92P1155 92P1156 40Y7696 92P1160 92P1214 92P1112 92P1108 92P1157 93P5026 92P1159 92P1109 92P1106 92P1107 92P1153 92P1104 41R4493 92P1110 PA-1650-161 45N0212 42T5282 45N0302 45N0116 45N0053 45N0312 42T4425 45N0308 42T4418 45N0182 42T4439 45N0112 45N0180 PA-1650-53I 45N0186 45N0059 45N0318 45N0198 45N0202 45N0192 40Y7666 40Y7668 40Y7667 45N0322 40Y7664 45J7717 45N0110 45N0080 45N0118 40Y7669 45N0310 42T5000 40Y7673 42T4416 45N0306 40Y7665 45N0316 42T5283 45N0320 41R4322 45N0068 42T4423 45N0055 45N0184 40Y7674 45N0208 45N0057 42T4419 40Y7671 42T4427 45N0324 40Y7672 40Y7670 42T4421 45N0304 42T4431 40Y7662 40Y7663 40Y7661 42T4429 45N0314 45N0214 45N0120 45N0210 92P1103 45N0122 45N0196 45N0194 45N0114 42T4417 45N0200
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.