Home » IBM PA-1900-081 Compatible Laptop Adapter 20V 4.5A 90W (Fixed 16-Tip)
IBM PA-1900-081 Compatible Laptop Adapter 20V 4.5A 90W (Fixed 16-Tip)
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IBM PA-1900-081 Compatible Laptop Adapter 20V 4.5A 90W (Fixed 16-Tip)
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IBM PA-1900-081 Compatible Laptop Adapter 20V 4.5A 90W (Fixed 16-Tip)

SKU: AC20V90+-+16+Tip-BP-K010
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 IBM laptop adapters → Shop all IBM laptop batteries
  • Compatible Brands IBM
  • Model/OPN PA-1900-081
  • 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 IBM PA-1900-081 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
IBM ThinkPad Z Series ThinkPad Z60m 2529IBM ThinkPad Z Series ThinkPad Z60m 2531IBM ThinkPad Z Series ThinkPad Z60m SeriesIBM ThinkPad Z Series ThinkPad Z61eIBM ThinkPad Z Series ThinkPad Z61m 0672IBM ThinkPad Z Series ThinkPad Z61m 0673IBM ThinkPad Z Series ThinkPad Z61m 0674IBM ThinkPad Z Series ThinkPad Z61m 9450IBM ThinkPad Z Series ThinkPad Z61m SeriesIBM ThinkPad Z Series ThinkPad Z61pIBM ThinkPad Z Series ThinkPad Z61t Type 8749IBM ThinkPad Z Series Thinkpad Z61t Type 9442IBM ThinkPad Z Series Thinkpad Z61t Type 9448IBM ThinkPad X Series Enhanced ThinkPad X201IBM ThinkPad X Series ThinkPad X200IBM ThinkPad X Series ThinkPad X200 7455IBM ThinkPad X Series ThinkPad X200 7458IBM ThinkPad X Series ThinkPad X200 Tablet 2047IBM ThinkPad X Series ThinkPad X200 Tablet 2263IBM ThinkPad X Series ThinkPad X200 Tablet 2266IBM ThinkPad X Series ThinkPad X200 Tablet 4184IBM ThinkPad X Series ThinkPad X200sIBM ThinkPad X Series ThinkPad X200s 2046IBM ThinkPad X Series ThinkPad X200s 2047IBM ThinkPad X Series ThinkPad X200s 7465IBM ThinkPad X Series ThinkPad X200s 7466IBM ThinkPad X Series ThinkPad X200s 7469IBM ThinkPad X Series ThinkPad X201IBM ThinkPad X Series ThinkPad X201 TabletIBM ThinkPad X Series ThinkPad X201 Tablet 2985IBM ThinkPad X Series ThinkPad X201 Tablet 3093IBM ThinkPad X Series ThinkPad X201 Tablet 3113IBM ThinkPad X Series ThinkPad X300 6477IBM ThinkPad X Series ThinkPad X301IBM ThinkPad X Series ThinkPad X301 2778IBM ThinkPad X Series ThinkPad X301 2779IBM ThinkPad X Series ThinkPad X60IBM ThinkPad X Series ThinkPad X60 1702IBM ThinkPad X Series ThinkPad X60 1705IBM ThinkPad X Series ThinkPad X60 2533IBM ThinkPad X Series ThinkPad X60 TabletIBM ThinkPad X Series ThinkPad X60 Tablet 6363IBM ThinkPad X Series ThinkPad X60 Tablet 6368IBM ThinkPad X Series ThinkPad X60 Tablet 7762IBM ThinkPad X Series ThinkPad X60s 1702IBM ThinkPad X Series ThinkPad X60S 1706IBM ThinkPad X Series ThinkPad X60S 1709IBM ThinkPad X Series ThinkPad X60s 2534IBM ThinkPad X Series ThinkPad X61 7675IBM ThinkPad X Series ThinkPad X61 Tablet 6364IBM ThinkPad X Series ThinkPad X61 Tablet 7762IBM ThinkPad X Series ThinkPad X61 Tablet 7764IBM ThinkPad X Series ThinkPad X61 Tablet 7767IBM ThinkPad X Series ThinkPad X61s 7668IBM ThinkPad X Series ThinkPad X61s 7669IBM ThinkPad X Series ThinkPad X61s 7670IBM ThinkPad W Series Enhanced ThinkPad W510IBM ThinkPad W Series ThinkPad Enchanced W500IBM ThinkPad W Series ThinkPad W500 4061IBM ThinkPad W Series ThinkPad W500 4065IBM ThinkPad W Series ThinkPad W510 4319IBM ThinkPad W Series ThinkPad W510 4387IBM ThinkPad W Series ThinkPad W510 4389IBM ThinkPad W Series ThinkPad W510 4391IBM ThinkPad W Series ThinkPad W510 4875IBM ThinkPad W Series ThinkPad W510 4876IBM ThinkPad T Series ThinkPad Elite T400IBM ThinkPad T Series ThinkPad T400s 2823IBM ThinkPad T Series ThinkPad T400s 2824IBM ThinkPad T Series ThinkPad T410s 2924IBM ThinkPad T Series ThinkPad T410s 2926IBM ThinkPad T Series ThinkPad T410si 2904IBM ThinkPad T Series ThinkPad T410si 2926IBM ThinkPad T Series ThinkPad T410si 2928IBM ThinkPad T Series ThinkPad T500 2083IBM ThinkPad T Series ThinkPad T500 2087IBM ThinkPad T Series ThinkPad T500 2089IBM ThinkPad T Series ThinkPad T500 2241IBM ThinkPad T Series ThinkPad T500 2246IBM ThinkPad T Series ThinkPad T500 2247IBM ThinkPad T Series ThinkPad T60 1956IBM ThinkPad T Series ThinkPad T60 2009IBM ThinkPad T Series ThinkPad T60 2613IBM ThinkPad T Series ThinkPad T60 2623IBM ThinkPad T Series ThinkPad T60 2637IBM ThinkPad T Series ThinkPad T60 6372IBM ThinkPad T Series ThinkPad T60 6373IBM ThinkPad T Series ThinkPad T60 6460IBM ThinkPad T Series ThinkPad T60 6461IBM ThinkPad T Series ThinkPad T60 6467IBM ThinkPad T Series ThinkPad T60 6468IBM ThinkPad T Series ThinkPad T60 6469IBM ThinkPad T Series ThinkPad T60 8741IBM ThinkPad T Series ThinkPad T60 8743IBM ThinkPad T Series ThinkPad T60 8746IBM ThinkPad T Series ThinkPad T60p 1953IBM ThinkPad T Series ThinkPad T60p 1955IBM ThinkPad T Series ThinkPad T60p 2637IBM ThinkPad T Series ThinkPad T60p 6369IBM ThinkPad T Series ThinkPad T60p 6371IBM ThinkPad T Series ThinkPad T60p 6373IBM ThinkPad T Series ThinkPad T60p 6458IBM ThinkPad T Series ThinkPad T60p 6465IBM ThinkPad T Series ThinkPad T60p 8741IBM ThinkPad T Series ThinkPad T60p 8743IBM ThinkPad T Series ThinkPad T60p 8744IBM ThinkPad T Series ThinkPad T60p 8745IBM ThinkPad T Series Thinkpad T61IBM ThinkPad T Series ThinkPad T61 14 in widescreenIBM ThinkPad T Series ThinkPad T61 6459IBM ThinkPad T Series ThinkPad T61 6460IBM ThinkPad T Series ThinkPad T61 6462IBM ThinkPad T Series ThinkPad T61 6465IBM ThinkPad T Series ThinkPad T61 6467IBM ThinkPad T Series ThinkPad T61 6470IBM ThinkPad T Series ThinkPad T61 8889IBM ThinkPad T Series ThinkPad T61 8891IBM ThinkPad T Series ThinkPad T61 8895IBM ThinkPad T Series ThinkPad T61 8897IBM ThinkPad T Series ThinkPad T61 8898IBM ThinkPad T Series ThinkPad T61 8939IBM ThinkPad T Series ThinkPad T61p 6457IBM ThinkPad T Series ThinkPad T61p 6458IBM ThinkPad T Series ThinkPad T61p 6460IBM ThinkPad T Series ThinkPad T61p 6461IBM ThinkPad T Series ThinkPad T61p 6465IBM ThinkPad T Series ThinkPad T61p 6467IBM ThinkPad T Series ThinkPad T61p 8894IBM ThinkPad T Series ThinkPad T61p 8895IBM ThinkPad T Series ThinkPad T61p 8896IBM ThinkPad T Series ThinkPad T61p 8898IBM ThinkPad T Series ThinkPad T61p 8899IBM ThinkPad T Series ThinkPad T61p 8938IBM ThinkPad SL Series Elite ThinkPad SL510IBM ThinkPad SL Series Enhanced ThinkPad SL410IBM ThinkPad SL Series Enhanced ThinkPad SL510IBM ThinkPad SL Series ThinkPad Elite SL300IBM ThinkPad SL Series ThinkPad Elite SL500IBM ThinkPad SL Series ThinkPad Enchanced SL500IBM ThinkPad SL Series ThinkPad SL400 4413IBM ThinkPad SL Series ThinkPad SL410 2842IBM ThinkPad SL Series ThinkPad SL410 2874IBM ThinkPad SL Series ThinkPad SL500 2746IBM ThinkPad SL Series ThinkPad SL500 4414IBM ThinkPad SL Series ThinkPad SL510IBM ThinkPad R Series ThinkPad R60 0656IBM ThinkPad R Series ThinkPad R60 9444IBM ThinkPad R Series ThinkPad R60 9445IBM ThinkPad R Series ThinkPad R60 9446IBM ThinkPad R Series ThinkPad R60 9447IBM ThinkPad R Series ThinkPad R60 9455IBM ThinkPad R Series ThinkPad R60 9456IBM ThinkPad R Series ThinkPad R60 9457IBM ThinkPad R Series ThinkPad R60 9460IBM ThinkPad R Series ThinkPad R60 9462IBM ThinkPad R Series ThinkPad R60 9463IBM ThinkPad R Series ThinkPad R60 9464IBM ThinkPad R Series ThinkPad R60 SeriesIBM ThinkPad R Series ThinkPad R60e 0657IBM ThinkPad R Series ThinkPad R60e 0658IBM ThinkPad R Series ThinkPad R60e 9456IBM ThinkPad R Series ThinkPad R60e 9458IBM ThinkPad R Series ThinkPad R60e 9461IBM ThinkPad R Series ThinkPad R60e 9463IBM ThinkPad R Series ThinkPad R60pIBM ThinkPad R Series ThinkPad R61 14 in widescreenIBM ThinkPad R Series ThinkPad R61 7646IBM ThinkPad R Series ThinkPad R61 7647IBM ThinkPad R Series ThinkPad R61 7648IBM ThinkPad R Series ThinkPad R61 7649IBM ThinkPad R Series ThinkPad R61 8920IBM ThinkPad R Series ThinkPad R61 8930IBM ThinkPad R Series ThinkPad R61 8933IBM ThinkPad R Series ThinkPad R61 8934IBM ThinkPad R Series ThinkPad R61 8936IBM ThinkPad R Series ThinkPad R61 8942IBM ThinkPad R Series ThinkPad R61 8944IBM ThinkPad R Series ThinkPad R61 8949IBM ThinkPad R Series ThinkPad R61 SeriesIBM ThinkPad R Series Thinkpad R61eIBM ThinkPad R Series ThinkPad R61e 15.4 inchIBM ThinkPad R Series ThinkPad R61e 7646IBM ThinkPad R Series ThinkPad R61e 7648IBM ThinkPad R Series ThinkPad R61e 7650IBM ThinkPad R Series ThinkPad R61e 7657IBM ThinkPad R Series ThinkPad R61e 8918IBM ThinkPad R Series ThinkPad R61e 8919IBM ThinkPad R Series ThinkPad R61e 8920IBM ThinkPad R Series ThinkPad R61e 8929IBM ThinkPad R Series ThinkPad R61e 8935IBM ThinkPad R Series ThinkPad R61e 8936IBM ThinkPad R Series ThinkPad R61e 8937IBM ThinkPad R Series ThinkPad R61e SeriesIBM ThinkPad R Series ThinkPad R61i 7642IBM ThinkPad R Series ThinkPad R61i 8927IBM ThinkPad R Series ThinkPad R61i 8928IBM ThinkPad R Series ThinkPad R61i 8930IBM ThinkPad R Series ThinkPad R61i 8932IBM ThinkPad R Series ThinkPad R61i 8934IBM ThinkPad R Series ThinkPad R61i 8935
Original Part Number
92P1153 41R4493 40Y7696 92P1214 92P1159 92P1108 92P1111 92P1114 92P1155 92P1112 92P1106 40Y7659 93P5026 92P1158 92P1104 92P1211 PA-1900-081 PA-1650-161 92P1156 92P1110 92P1109 92P1160 PA-1900-17I 92P1212 92P1107 92P1154 92P1157 45N0214 45N0306 45N0182 42T5283 45N0116 42T4439 45N0118 45N0192 40Y7674 92P1103 45N0308 42T4427 41R4322 42T4425 42T4416 45N0184 45N0212 45N0304 45N0318 45N0314 45N0194 42T4419 45N0114 40Y7666 40Y7663 45N0055 40Y7670 40Y7664 45N0196 40Y7662 45N0316 45J7717 45N0057 40Y7672 45N0200 45N0059 45N0122 40Y7673 42T5282 45N0068 45N0186 42T4417 42T4418 45N0180 42T5000 45N0198 42T4431 PA-1650-53I 45N0302 40Y7669 45N0202 45N0310 40Y7665 45N0324 40Y7671 40Y7668 45N0208 45N0120 45N0210 45N0322 45N0312 42T4429 45N0110 45N0112 42T4423 45N0080 42T4421 45N0053 45N0320 40Y7661 40Y7667
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.