Laptop Adapter compatible for LENOVO (135W 6.75A 20V) Big Pin - 7.9mm x 5.5mm Pin | Suitable for Lenovo ThinkPad Series
Laptop Adapter compatible for LENOVO (135W 6.75A 20V) Big Pin - 7.9mm x 5.5mm Pin | Suitable for Lenovo ThinkPad Series
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Laptop Adapter compatible for LENOVO (135W 6.75A 20V) Big Pin - 7.9mm x 5.5mm Pin | Suitable for Lenovo ThinkPad Series

Rs. 1,099.00
Rs. 1,999.00

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Laptop Adapter compatible for LENOVO (135W 6.75A 20V) Big Pin - 7.9mm x 5.5mm Pin | Suitable for Lenovo ThinkPad Series
Laptop Adapter compatible for LENOVO (135W 6.75A 20V) Big Pin - 7.9mm x 5.5mm Pin | Suitable for Lenovo ThinkPad Series
Rs. 1,099.00
Rs. 1,999.00

135W Lenovo Compatible Laptop Adapter (20V, 6.75A) – 7.9mm × 5.5mm Big Pin

Robust replacement adapter designed for Lenovo ThinkPad laptops and mobile workstations requiring 135 W power and a 7.9 mm × 5.5 mm big-pin connector. Ideal for high-performance models in the T, W series and other business notebooks.

135W Power 7.9×5.5mm Big Pin Stable Charging 1-Year Warranty

Technical Specifications

Output:
20V — 6.75A (135W)
Pin Size:
7.9mm × 5.5mm (Big Pin)
Input Voltage:
100–240V AC
Build Quality:
Heavy-duty cable & housing
Protection:
OVP / OCP / SCP Multi-layer Safety
Warranty:
1 Year Replacement

Key Advantages

High-Performance 135W Output

Delivers reliable power for demanding Lenovo ThinkPad business notebooks, mobile workstations and pro use.

Large 7.9×5.5mm Big Pin Connector

Ensures a secure fit and optimal power delivery for compatible Lenovo systems.

Advanced Safety Protection

Protects your laptop with built-in circuits against over-voltage, short-circuit and overload.

Efficient Thermal Design

Operates with minimal heat during extended workloads and professional usage.

Compatibility

Perfect for Lenovo systems requiring 20V/6.75A with a 7.9mm × 5.5mm Big Pin connector. Includes many Lenovo ThinkPad models such as:

Lenovo Series Supported Models
ThinkPad T5xx / T4xx Series T400s, T410, T410i, T410s, T410si, T420, T420s, T430, T430i, T430s, T510, T510i, T520, T520i, T530, T530i
ThinkPad W / Mobile Workstations W500, W510
ThinkPad T500 / T530 / T510 etc. ThinkPad T500, ThinkPad T530, ThinkPad W510, ThinkPad T520, ThinkPad W500, ThinkPad T510

What's Inside the Box

  • 1 × Lenovo Compatible 135W Big Pin Adapter
  • User Setup Guide
  • Warranty Card (1 Year)

Installation & Safety Tips

  • Ensure your laptop uses 20V/6.75A and the 7.9 mm × 5.5 mm Big Pin connector before use.
  • Avoid bending or twisting the power cable near the connector.
  • Keep the adapter ventilated; avoid covering it while in use.

Frequently Asked Questions

Can I use this adapter for my ThinkPad T530 or T520?

Yes — this adapter supports T530, T530i, T520, T520i models using the 20V/6.75A with 7.9×5.5mm connector.

Will it support mobile workstation usage?

Yes, the 135W output and Big Pin design allow for heavier workloads with suitable Lenovo systems.

Is there warranty included?

Yes — the product includes a 1-year replacement warranty.

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Customer Support

Mail: care@partsbaba.com

Mainly across India, even covering small villages, towns, districts & major cities.

    • Usually Takes 2 Days to deliver in Major Cities, 3 Days to Districts, 4-6 Days to Small Backward areas especially of North East States.
    • In case of cancellation, refunds will be initiated according to Refund Policy.
    • Please allow 1-2 business days for your order to be dispatched and it will take about 3-4 additional days for it to reach you depending on your proximity to our dispatch location.
    • Normally for orders placed before 1 PM on a business day, we aim to ship the same day, provided that the card security checks are complete, payment is received and the stock availability is confirmed.
    • During busy times, such as holiday periods, there can be processing and shipping delays.
    • The orders cannot be shipped to PO boxes or military addresses, and rural domestic addresses require one or more additional days to deliver.
    • You will be notified by us the product is recently marked as “Out of Stock“, then it’s completely on the user to request for Refunds or Wait till the items get available.
    • In case the customer chooses India Post as Shipping Option:
      • We are not sure about the time of delivery.
      • We are not liable for any kind of damage while in Transit.
      • We are not liable for it’s Tracking as India Post doesn’t provide Live status updates for the shipments.
      • In other words, the customer will choose India Post as the Shipping option at Own Risk.
  • Note: We have all the rights to ship the multiple orders from the same customer if any of the orders are yet to be shipped.
  • Partsbaba Team is committed to assure you about best quality services.

 

Return, Refund & Cancellation Policy


Eligibility for Returns and Exchanges

We accept returns and exchanges for both defective and non-defective products under the following conditions:

  • Condition: Items must be in new or slightly used condition, with all original tags, accessories, and packaging intact.
  • Window: Requests must be initiated within 15 days of delivery.

Exceptions:
Certain products marked as “Non-Returnable” on the product description page are not eligible for returns or exchanges.


How to Return or Exchange

You can choose either of the following methods:

  1. By Mail: Pack the product securely with all original tags, accessories, and packaging. Clearly write our address and contact number on a piece of paper and stick it to the return box. A delivery agent will come to your doorstep to pickup the parcel within 2 days. 
  2. In-Store: Visit our store to return or exchange the product (incase this is more convenient to you).

Once we receive the product, our team will conduct a quality check. For defective or damaged items, we will process your exchange or refund immediately after verification.

Replacement: Subject to stock availability. If unavailable, a refund will be processed.


Refund Policy

We process refunds for items returned in accordance with this policy:

  1. Refund Methods:

    • Prepaid Orders (Credit/Debit Card, Net Banking): Refunds are initiated within 3 business days of approval. Depending on your bank, the amount may reflect within 5–7 business days.
    • Cash on Delivery Orders: Bank transfers are completed within 5–7 business days after receiving your account details.

  2. Refund Timeline: Refunds are issued promptly after quality checks are completed.


Non-Returnable Items

We may not be able to process returns or exchanges in the following cases:

  • Return requests made after the 15-day window.
  • Missing tags, accessories, or original packaging.
  • Products damaged due to misuse, improper handling, or unauthorized repairs.

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