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Seagate Expansion 4TB Portable External HDD
18,040৳
In Stock
3 Years Warranty
Key Features
- 4TB portable hard drive
- USB 3.0 (USB 2.0 compatible)
- Model STKM4000400
- 257g, pocket size
ঢাকার ভেতরে 80৳ · ঢাকার বাইরে 160৳
ঢাকায় ২–৩ দিন · ঢাকার বাইরে ৫–৭ দিন
কুরিয়ারের ওজন ও পণ্যের ভ্যারিয়েন্ট অনুযায়ী ডেলিভারি চার্জ বাড়তে পারে — অর্ডার কনফার্মের ফোনে জানানো হবে। শর্তাবলি
Checked ProductBefore delivery
Warranty3 Years
Cash on DeliverybKash & Nagad too
Need help choosing?Talk to our expert before you buy.
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Seagate Expansion 4TB Portable External HDD: Overview
The Seagate Expansion 4TB Portable External HDD (model STKM4000400) is a pocket-size USB 3.0 hard drive for students, freelancers, photographers and office users who need lots of space to back up and carry files. With 4TB of capacity, it can hold thousands of photos, hours of video and years of documents in one small drive.
It is plug-and-play with most Windows 10 and Mac systems and also works on USB 2.0 ports. The drive measures 115.3 x 80.0 x 20.9 mm, weighs about 257g, and comes with a 3-year warranty.
Key Features
- 4TB capacity: room for complete laptop backups, media libraries and client project archives.
- USB 3.0 interface: fast transfers for backups and large files on a SuperSpeed USB 3.0 port, with USB 2.0 backward compatibility.
- Compact and portable: slim enough for a laptop bag or pocket, so your data travels with you.
- Plug and play: connect to most Windows 10 and Mac computers and start using it.
- Included accessories: the drive, an 18-inch (46 cm) USB 3.0 cable and a Quick Start Guide.
Best For
- Backing up laptops and desktops before Windows reinstalls or upgrades
- Photographers and video editors storing raw footage and finished projects
- Freelancers archiving client work
- Carrying a movie and media library between home, office and hostel
Setup and Usage Tips
- Connect the drive to a USB 3.0 port for full speed; on USB 2.0 it will work but more slowly.
- Mac users may need to reformat the drive for full read and write support; back up anything on it first.
- Keep the drive still while it is running and avoid drops; it is a mechanical hard drive.
- Always eject safely before unplugging the cable.
- For important data, keep a second copy on another drive or cloud storage.
FAQs about Seagate Expansion 4TB
Q: Does the Seagate Expansion 4TB need a power adapter?
A: It is a portable drive that connects with the included USB 3.0 cable. Plug it into a USB 3.0 port for best results.
Q: Will it work with a Mac?
A: Yes. It is compatible with most Windows 10 and Mac systems. Depending on how it is formatted, you may need to reformat it for full use on a Mac.
Q: What warranty does it have?
A: This Seagate Expansion 4TB portable drive comes with a 3-year warranty.
Seagate Expansion 4TB Portable External HDD Price in Bangladesh 2026
The Seagate Expansion 4TB Portable External HDD costs 18,040৳ in Bangladesh at Noakhali Tech (price checked on 06-11-2026). It is available to order now, and we deliver it to every district of Bangladesh with Cash on Delivery.
It is made by Seagate, and we sell it as a genuine Seagate product. You will find it in our Portable SSD & External HDD range, where you can compare it with similar models before you decide.
| Product | Seagate Expansion 4TB Portable External HDD |
|---|---|
| Price in Bangladesh | 18,040৳ |
| Model | Expansion 4TB |
| Category | Portable SSD & External HDD |
| Availability | In Stock |
| Payment | Cash on Delivery, bKash, Nagad or card |
| Delivery | Inside Dhaka 80 Tk, outside Dhaka 160 Tk (laptops and monitors 250 Tk outside Dhaka) |
Key Specifications of Seagate Expansion 4TB Portable External HDD
- 4TB portable hard drive
- USB 3.0 (USB 2.0 compatible)
- Model STKM4000400
- 257g, pocket size
Why buy the Seagate Expansion 4TB Portable External HDD from Noakhali Tech?
- Clear, up-to-date price: the price on this page is checked regularly, and we confirm it again before your order ships.
- Pay when you receive it: Cash on Delivery anywhere in Bangladesh, so you can order without paying in advance.
- Help from real people: not sure whether it suits your needs? Call or WhatsApp us and we will help you choose, and we can help with setup too.
- Office and bulk orders: buying several units for an office, shop or ISP? Ask us for a quotation.
How to order the Seagate Expansion 4TB Portable External HDD
- Tap Add to Cart or Buy Now on this page, or send us the product name on WhatsApp.
- We call you to confirm the price, stock and delivery charge for your area.
- Receive the product at your door and pay on delivery.
FAQs
Q: What is the price of Seagate Expansion 4TB Portable External HDD in Bangladesh?
A: The current price of Seagate Expansion 4TB Portable External HDD at Noakhali Tech is 18,040৳ (checked on 06-11-2026). IT product prices change often, so please call or WhatsApp us to confirm the latest price before you order.
Q: Is Seagate Expansion 4TB Portable External HDD available now?
A: Yes, it is available to order now. We confirm stock when we call you to confirm your order.
Q: What are the main features of Seagate Expansion 4TB Portable External HDD?
A: Key points: 4TB portable hard drive, USB 3.0 (USB 2.0 compatible), Model STKM4000400. The full list is in the Specification tab on this page.
Q: Can I buy Seagate Expansion 4TB Portable External HDD with Cash on Delivery outside Dhaka?
A: Yes. We deliver Seagate Expansion 4TB Portable External HDD to every district of Bangladesh with Cash on Delivery. Delivery is 80 Tk inside Dhaka and 160 Tk outside Dhaka (laptops and monitors 250 Tk outside Dhaka), and may be higher for heavy items.
Q: Can I get a better price for more than one unit?
A: Yes. For office, shop or bulk orders, call or WhatsApp Noakhali Tech for a quotation.
| Storage Details | |
|---|---|
| Capacity | 4TB |
| Interface | USB 3.0 (USB 2.0 compatible) |
| Compatibility | |
| Operating System | Windows 10 and Mac |
| Physical Specification | |
| Dimensions | 115.3 x 80.0 x 20.9 mm |
| Weight | 257g |
| General | |
| Type | Portable external hard drive |
| In the Box | Drive, 18 in (46 cm) USB 3.0 cable, Quick Start Guide |
| Model Number | STKM4000400 |
| Brand | Seagate |
| Model | Expansion 4TB |
| Warranty | 3 Years |
Warranty
3 Years warranty. Claims are handled at our service center. Physical and liquid damage are not covered.
Replacement
Hardware faults found at delivery are replaced as per our return policy.
Delivery
Charge: Inside Dhaka 80৳, outside Dhaka 160৳; may be higher for heavy items. Select your district at checkout to see the exact charge.
Inside Dhaka 2–3 days, outside Dhaka 5–7 days.
Payment
Cash on Delivery all over Bangladesh, plus bKash and Nagad.
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