Refund policy

Return & Refund Policy

Last Updated: July 2026

At OptoTechBD, customer satisfaction is important to us. Please read our Return & Refund Policy carefully before placing an order.

1. Return Eligibility

You may request a return if:

  • You received the wrong product.
  • You received a damaged product.
  • The product has a manufacturing defect.
  • The product is missing parts or accessories.

Return requests must be made within 3 days of receiving your order.

2. Non-Returnable Items

The following products are not eligible for return or refund:

  • Products damaged due to misuse or incorrect installation.
  • Burnt or physically damaged electronic components.
  • Used, soldered, modified, or repaired items.
  • Products without original packaging.
  • Clearance or special offer items (unless defective).

3. Electronics Components

Electronic components such as ICs, MOSFETs, Transistors, Modules, Batteries, BMS, Sensors, and similar items should be tested using proper equipment before installation.

Products damaged due to:

  • Reverse polarity
  • Over-voltage
  • Short circuit
  • Incorrect wiring
  • Improper use

are not covered under our return or refund policy.

4. Refund Policy

Once the returned product is received and inspected:

  • If approved, your refund will be processed.
  • Refunds may be issued via the original payment method or store credit.
  • Processing time is usually 3–7 business days.

Shipping charges are non-refundable unless the error was made by OptoTechBD.

5. Replacement Policy

If the product is defective or incorrectly delivered, we will provide:

  • A replacement product, or
  • A full refund if a replacement is unavailable.

6. Order Cancellation

Orders may be cancelled before shipment.

Once an order has been shipped, it cannot be cancelled.

7. Return Shipping

If the return is due to our mistake (wrong item, damaged item, manufacturing defect), OptoTechBD will bear the return shipping cost.

If the return is due to customer preference or incorrect purchase, the customer is responsible for return shipping costs.

8. Battery Products

LiFePO4 cells, Lithium batteries, Battery Packs, and other rechargeable batteries should be inspected immediately after delivery.

Due to the nature of battery products, returns will only be accepted if the product arrives damaged, defective, or different from what was ordered.

Improper charging, discharging, modification, or misuse will void any warranty or return eligibility.

9. Contact Us

For return or refund requests, please contact us:

OptoTechBD

📧 Email: opto.techbd9807@gmail.com

🌐 Website: https://optotechbd.store

Please include:

  • Order Number
  • Product Name
  • Photos or Video (if applicable)
  • Description of the issue