Skip to content
Skip to product information
1 of 4
In Stock — Ready to ship

20A 250V Glass Fuse Fast-Acting Overcurrent Protection for Electrical Circuits Whatsminer P21 PSU

$0.35 USD
$0.35 USD
Sale Sold out
Shipping calculated at checkout.
🇺🇸🇪🇺 USA & European Union: DDP shipping — all import duties & taxes included, no hidden fees.
🌍 Rest of world: Ships from China — local customs fees may apply on delivery.
Get Business Pricing
Secure checkout SSL encryption & invoicing options
Worldwide shipping Export-ready customs documentation
QC-tested spare parts Specialized in ASIC miner hardware
Technical support Assistance from mining engineers

Have questions about this product? Our team is here to help — just reach out on WhatsApp.

💬 Contact Us on WhatsApp

About the Product

Ensure Safety with 20A 250V Glass Fuse

The 20A 250V glass fuse is a fast-acting glass barrel fuse designed to provide essential overcurrent protection for electrical circuits. With its zinc wire or strip composition, it acts as an electrical safety device that melts when excessive current flows through it.

Reliable Overcurrent Protection for Electrical Circuits

Featuring a cylindrical shape with contacts on each end, this fuse is constructed with high-quality metal alloys for superior performance. It is specifically designed for Whatsminer P21 circuits operating below 250V at 20A, ensuring effective protection.

The transparent glass case of the fuse allows for easy visual inspection, enabling quick determination of whether the fuse is blown. Installation and replacement are hassle-free, making it a convenient choice for users.

Product Specifications:

Specification Value
Fuse Type Box Fuse
Rated Voltage 250V
Current 20A
Fuse Size 5.5*21mm


Product Features:
  1. Transparent Glass Fiber Reinforced Plastic: The glass tube body is made of transparent glass fiber reinforced plastic, providing clear visibility of the internal fuse line.

  2. Copper Caps at Both Ends: The copper caps at both ends are nickel-plated, ensuring strong electrical conductivity and stable performance during operation.

📦 Shipping & Customs

🇺🇸🇪🇺 USA & European Union (DDP):
Orders are delivered DDP. All customs duties, import taxes, and fees are included — no additional charges on delivery.

🌍 Rest of world:
Orders ship from China. Depending on your country, local customs authorities may apply import duties or taxes.

View Product Details
B2B · Wholesale

Buying in bulk for a mining farm or repair shop?

Get dedicated B2B pricing on this part and across our full catalog — quote response within 24 hours, payment by T/T USD bank wire, and DDP delivery available for US & EU customers (and other lanes on request).

Volume tiers DDP for US & EU T/T USD wire 24h response
You might like