IBM 02K6661 Compatible Laptop Adapter 16V 4.5A 72W (Fixed C-Tip)

SKU: AC16V72C-BP-K002
Regular price C$23.00
In stock
Orders placed after 3:00 PM (PT) will be processed on the next business day.
  • Compatible Brands IBM
  • Model/OPN 02K6661
  • Output Current 4.5A
  • Output Voltage 16V
  • Input Voltage AC100~240V / 50~60Hz
  • Power 72W
  • Tip Size 5.5*2.5mm
  • Warranty 1 Year
Ships from Canada • Fast local delivery

This replacement laptop adapter for IBM 02K6661 is available for C$23.00 . 16V · 4.5A · 72W · Tip: 5.5*2.5mm.

Compatible Model
IBM ThinkPad X Series ThinkPad X23IBM ThinkPad X Series ThinkPad X24IBM ThinkPad X Series ThinkPad X30IBM ThinkPad X Series ThinkPad X30 2672IBM ThinkPad X Series ThinkPad X30 2885IBM ThinkPad X Series ThinkPad X30 SeriesIBM ThinkPad X Series Thinkpad X31IBM ThinkPad X Series Thinkpad X41IBM ThinkPad X Series ThinkPad X41 1864IBM ThinkPad X Series ThinkPad X41 2526IBM ThinkPad X Series ThinkPad X41 Tablet 1869IBM ThinkPad X Series ThinkPad X41 Tablet SeriesIBM ThinkPad T Series ThinkPad R50 1831IBM ThinkPad T Series ThinkPad T20IBM ThinkPad T Series ThinkPad T20 SeriesIBM ThinkPad T Series ThinkPad T21IBM ThinkPad T Series ThinkPad T22IBM ThinkPad T Series ThinkPad T23IBM ThinkPad T Series ThinkPad T40 2375IBM ThinkPad T Series ThinkPad T40 2376IBM ThinkPad T Series ThinkPad T40 2668IBM ThinkPad T Series ThinkPad T40 2686IBM ThinkPad T Series ThinkPad T40p 2373IBM ThinkPad T Series ThinkPad T40p 2678IBM ThinkPad T Series ThinkPad T40p 2679IBM ThinkPad T Series ThinkPad T40p 2687IBM ThinkPad T Series ThinkPad T41 2374IBM ThinkPad T Series ThinkPad T41 2376IBM ThinkPad T Series ThinkPad T41p 2375IBM ThinkPad T Series ThinkPad T41p 2378IBM ThinkPad T Series ThinkPad T41p 2379IBM ThinkPad T Series ThinkPad T41p 2668IBM ThinkPad T Series ThinkPad T41p 2678IBM ThinkPad T Series ThinkPad T41p 2687IBM ThinkPad T Series ThinkPad T42 2373IBM ThinkPad T Series ThinkPad T42 2374IBM ThinkPad T Series ThinkPad T42 2378IBM ThinkPad T Series ThinkPad T42 2668IBM ThinkPad T Series ThinkPad T42 2669IBM ThinkPad T Series ThinkPad T42 2686IBM ThinkPad T Series ThinkPad T42 2687IBM ThinkPad T Series ThinkPad T42 SeriesIBM ThinkPad T Series ThinkPad T42pIBM ThinkPad T Series ThinkPad T42p 2375IBM ThinkPad T Series ThinkPad T42p 2376IBM ThinkPad T Series ThinkPad T42p 2378IBM ThinkPad T Series ThinkPad T42p 2668IBM ThinkPad T Series ThinkPad T42p 2669IBM ThinkPad T Series ThinkPad T42p 2679IBM ThinkPad T Series ThinkPad T42p 2687IBM ThinkPad T Series ThinkPad T43 1876IBM ThinkPad T Series ThinkPad T43 2668IBM ThinkPad T Series ThinkPad T43pIBM ThinkPad T Series ThinkPad T43P 2668IBM ThinkPad R Series ThinkPad R30IBM ThinkPad R Series ThinkPad R30 SeriesIBM ThinkPad R Series ThinkPad R50IBM ThinkPad R Series ThinkPad R50 1829IBM ThinkPad R Series ThinkPad R50 1832IBM ThinkPad R Series ThinkPad R50 1833IBM ThinkPad R Series ThinkPad R50 1836IBM ThinkPad R Series ThinkPad R50 1840IBM ThinkPad R Series ThinkPad R50 2883IBM ThinkPad R Series ThinkPad R50 2894IBM ThinkPad R Series ThinkPad R50e 1834IBM ThinkPad R Series ThinkPad R50e 1845IBM ThinkPad R Series ThinkPad R50e 1848IBM ThinkPad R Series ThinkPad R50e 1849IBM ThinkPad R Series ThinkPad R50e 1850IBM ThinkPad R Series ThinkPad R50e 1858IBM ThinkPad R Series ThinkPad R50e 1862IBM ThinkPad R Series ThinkPad R50e 2670IBM ThinkPad R Series ThinkPad R50p 1829IBM ThinkPad R Series ThinkPad R50p 1830IBM ThinkPad R Series ThinkPad R50p 1832IBM ThinkPad R Series ThinkPad R50p 1833IBM ThinkPad R Series ThinkPad R50p 1841IBM ThinkPad R Series ThinkPad R50p 2887IBM ThinkPad R Series ThinkPad R50p 2894IBM ThinkPad R Series ThinkPad R50p 2895IBM ThinkPad R Series ThinkPad R51 1830IBM ThinkPad R Series ThinkPad R51 1832IBM ThinkPad R Series ThinkPad R51 1840IBM ThinkPad R Series ThinkPad R51 2883IBM ThinkPad R Series ThinkPad R51 2894IBM ThinkPad R Series ThinkPad R51eIBM ThinkPad R Series ThinkPad R51e 1834IBM ThinkPad R Series ThinkPad R51e 1844IBM ThinkPad R Series ThinkPad R51e 1845IBM ThinkPad R Series ThinkPad R51e 1846IBM ThinkPad R Series ThinkPad R51e 1861IBM ThinkPad R Series ThinkPad R51e 1862IBM ThinkPad R Series ThinkPad R51pIBM ThinkPad R Series ThinkPad R52IBM ThinkPad R Series ThinkPad R52 1846IBM ThinkPad R Series ThinkPad R52 1848IBM ThinkPad R Series ThinkPad R52 1850IBM ThinkPad R Series ThinkPad R52 1858IBM ThinkPad R Series ThinkPad R52 1859IBM ThinkPad R Series ThinkPad R52 1860IBM ThinkPad R Series ThinkPad R52 1862IBM ThinkPad R Series ThinkPad R52 1863IBM ThinkPad R Series ThinkPad R52 SeriesIBM ThinkPad R Series ThinkPad R52pIBM ThinkPad I Series ThinkPad i1200IBM ThinkPad I Series ThinkPad i1200 SeriesIBM ThinkPad I Series ThinkPad i1210IBM ThinkPad I Series ThinkPad i1211IBM ThinkPad I Series ThinkPad i1300IBM ThinkPad I Series ThinkPad i1340IBM ThinkPad I Series ThinkPad i1351IBM ThinkPad I Series ThinkPad i1361IBM ThinkPad I Series ThinkPad i1391IBM ThinkPad I Series ThinkPad i1411IBM ThinkPad I Series ThinkPad i1416IBM ThinkPad I Series ThinkPad i1418IBM ThinkPad I Series ThinkPad i1420IBM ThinkPad I Series ThinkPad i1434IBM ThinkPad I Series ThinkPad i1435IBM ThinkPad I Series ThinkPad i1441IBM ThinkPad I Series ThinkPad i1442IBM ThinkPad I Series ThinkPad i1452IBM ThinkPad I Series ThinkPad i1454IBM ThinkPad I Series ThinkPad i1460IBM ThinkPad I Series ThinkPad i1470IBM ThinkPad I Series ThinkPad i1476IBM ThinkPad I Series ThinkPad i1500 Type 2611IBM ThinkPad I Series ThinkPad i1542IBM ThinkPad I Series ThinkPad i1552IBM ThinkPad I Series ThinkPad i1700IBM ThinkPad I Series ThinkPad i1720IBM ThinkPad I Series ThinkPad i1721IBM ThinkPad A Series ThinkPad A20IBM ThinkPad A Series ThinkPad A20PIBM ThinkPad A Series ThinkPad A21eIBM ThinkPad A Series ThinkPad A21e Type 2655IBM ThinkPad A Series ThinkPad A21MIBM ThinkPad A Series ThinkPad A22MIBM ThinkPad A Series ThinkPad A22PIBM ThinkPad A Series ThinkPad A30IBM ThinkPad A Series ThinkPad A30 2652IBM ThinkPad A Series ThinkPad A31IBM ThinkPad A Series ThinkPad A31 2652IBM ThinkPad A Series ThinkPad A31PIBM ThinkPad A Series ThinkPad A31P 2653IBM ThinkPad 700 Series ThinkPad 701CSIBM ThinkPad 700 Series ThinkPad 720IBM ThinkPad 700 Series ThinkPad 750IBM ThinkPad 700 Series ThinkPad 750CIBM ThinkPad 700 Series ThinkPad 750TIBM ThinkPad 700 Series ThinkPad 755CIBM ThinkPad 700 Series ThinkPad 755CDIBM ThinkPad 700 Series ThinkPad 755CDVIBM ThinkPad 700 Series ThinkPad 755CSIBM ThinkPad 700 Series ThinkPad 755CVIBM ThinkPad 700 Series ThinkPad 755CXIBM ThinkPad 700 Series ThinkPad 760CIBM ThinkPad 700 Series ThinkPad 760CDIBM ThinkPad 700 Series ThinkPad 760EIBM ThinkPad 700 Series ThinkPad 760ELIBM ThinkPad 700 Series ThinkPad 760ELDIBM ThinkPad 700 Series ThinkPad 760LDIBM ThinkPad 700 Series ThinkPad 760XCIBM ThinkPad 700 Series ThinkPad 760XDIBM ThinkPad 700 Series ThinkPad 760XLIBM ThinkPad 700 Series ThinkPad 765IBM ThinkPad 700 Series ThinkPad 770IBM ThinkPad 600 Series ThinkPad 600IBM ThinkPad 600 Series ThinkPad 600DIBM ThinkPad 600 Series ThinkPad 600XIBM ThinkPad 500 Series ThinkPad 535IBM ThinkPad 500 Series ThinkPad 550IBM ThinkPad 500 Series ThinkPad 560CIBM ThinkPad 500 Series ThinkPad 560EIBM ThinkPad 500 Series ThinkPad 570IBM ThinkPad 400 Series ThinkPad 450CIBM ThinkPad 300 Series ThinkPad 355IBM ThinkPad 300 Series ThinkPad 355CSIBM ThinkPad 300 Series ThinkPad 360CIBM ThinkPad 300 Series ThinkPad 360CEIBM ThinkPad 300 Series ThinkPad 360CSIBM ThinkPad 300 Series ThinkPad 360PEIBM ThinkPad 300 Series ThinkPad 365CIBM ThinkPad 300 Series ThinkPad 365CDIBM ThinkPad 300 Series ThinkPad 365EDIBM ThinkPad 300 Series ThinkPad 365XIBM ThinkPad 300 Series ThinkPad 365XDIBM ThinkPad 300 Series ThinkPad 370IBM ThinkPad 300 Series ThinkPad 380CEIBM ThinkPad 300 Series ThinkPad 380CSEIBM ThinkPad 300 Series ThinkPad 380EIBM ThinkPad 300 Series ThinkPad 380EDIBM ThinkPad 300 Series ThinkPad 380XD Type 2635-ExxIBM ThinkPad 300 Series ThinkPad 380Z Type 2635-BxxIBM ThinkPad 300 Series ThinkPad 385D-MMXIBM ThinkPad 300 Series ThinkPad 385EDIBM ThinkPad 300 Series ThinkPad 390 SeriesIBM ThinkPad 300 Series ThinkPad 390EIBM ThinkPad 200 Series ThinkPad 240IBM ThinkPad 200 Series ThinkPad 240Z
Original Part Number
M2-10US05-A IBPS570 85G6736 02K6543 93P5022 83H6739 IBPS380 04H6903 12J1443 02K6809 IBPS560 02K6557 73G1819 02K6583 02K6700 02K7007 12J0536 12J0538 08K8209 02K6496 12J2453 02K6554 04H6904 02K6815 02K6589 85G6734 02K6454 85G6675 85G6700 02K6669 LPAIB4 LPAIB3 02K6744 04H6867 02K6587 02K6670 02K6704 85G6670 02K6882 02K6491 85GR6709 11J8627 02K6749 33G6022 85G6709 02K6813 02K6889 25.10068.071 - IBM 02K6665 02K6756 02K6542 22P9003 76H0147 02K6754 02K6699 85G6698 02K6555 12J2584 11J8626 02K6883 33G9616 02K6556 02K6545 60G1683 02K6887 IBPS365 76H0139 02K6884 02K6586 85G5709 85G6695 85G6719 02K6746 36H6340 IBPS380X 12J2585 02K6548 IBPS770 4A-PCP7H-AD - IBM 02K6808 02K6888 02K6814 IBPS390 08K8203 02K7010 02K6547 02K6757 02K6886 85G6720 25.10064.031 - IBM IBPSI1700 11J8974 02K6816 02K6657 85G6682 12H1441 08K8204 LPAIB5 02K6890 85G6738 02K6891 LPAIB6 ZVC65NT17.8E - IBM 02K6584 02K6880 11J8956 02K6544 12J1442 02K6677 02K0077 11J9992 01H6136 02K7006 12J0539 11J8702 60G1684 10H4020 22P9021 22P9010 IBPS560X2 02K7011 85G6706 02K6549 85G6737 02K6807 02K6810 02K6661 05K6554 IBPS310 IBPS240 08K8208 02K6666 02K6673 02K6753 85G6696 02K6674 02K6585 65NT178E - IBM 02K6553 02K6497 02K6881 02K6701 12J1441 08K8205 83H6339 08K8212 02K6750 02K6588 12J1444 02K6550 02K7009 CF-AA1625AM CF-AA1623A CF-VZSU29U 6140-01-540-6513 AD-4015
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.