Skip to product information
1 of 1

Onesto 20A 1000VDC Fuse

Onesto 20A 1000VDC Fuse

Onesto

Regular price R 45.00 ZAR
Regular price Sale price R 45.00 ZAR
Sale Sold out
Shipping calculated at checkout.

Onesto 20A 1000VDC Fuse

The Onesto 20A 1000VDC Solar Fuse is a cylindrical PV fuse designed to protect direct current circuits in solar installations. Its compact 10 × 38 mm form factor ensures compatibility with standard solar fuse holders and combiner boxes, providing reliable and fast-acting overcurrent protection for photovoltaic strings and inverters.

Features:

Rated for 1000 VDC and 20 A continuous current

Fast-acting operation to quickly isolate faults

Durable PVC body for consistent performance in solar environments

Compatible with standard 10 × 38 mm fuse holders

Specifications:

Form Factor: 10 × 38 mm cylindrical fuse

Rated Voltage: 1000 VDC

Rated Current: 20 A

Operating Current: 20 A continuous

Application: Solar combiner boxes, PV inverters, DC circuit protection

Mounting: Fits standard MC4-style solar fuse holders and string boxes

What's in the box:

1x Onesto 20A 1000VDC Fuse

Quantity

Low stock: 10 left

View full details

“Your Order, Our Priority” – Shipping & Returns FAQ

For Your Peace of Mind

When will my order be shipped?

Orders placed before 3 PM on weekdays; Monday to Friday are shipped the same day via Courier Guy or our preferred couriers. Delivery usually takes 1–3 business days for central areas and 2–6 business days for outlying regions within South Africa.

Do you offer free or specialised delivery?

FREE delivery is available for orders over R3,500. Orders below R3500 a flat R150 delivery fee. Bulky items like solar systems, batteries, panels, or inverters require special handling. Delivery for these items can be arranged based on your location—please contact us via phone, email, or the contact form for a personalized quote.

How can I pay for my order?

We offer multiple secure payment methods through payment gateway of you choice being; PayFast and BobPay as well as EFT. These gateways offer credit/debit cards,  Instant EFT, Apple Pay, Samsung Pay, RCS Store Cards and various other methods. Choose whichever is most convenient for you.

What is your return or exchange policy?

We offer a 30-day full refund or exchange policy. Items must be returned in their original packaging. While the cost of return shipping is the customer’s responsibility, we can arrange courier collection if needed. Exceptions will be considered case by case, in accordance with the Consumer Protection Act. View our full refund policy.

I need a quick quote or have a question—how can I get help fast?

We’re here to assist you! You can reach us in whichever way is easiest for you:

WhatsApp: Chat with us

Call us: +27 83 605 9130

Email: orders@whitehouselightingandelectrical.co.za

Contact form: Fill it out here

We promise to respond quickly and efficiently—your questions and quotes are our priority.