Protect your electronic circuits with precision using the Jandorf GDA 1A fast-acting fuse. Designed for reliability in compact form, this 5 mm x 20 mm ceramic-tube fuse delivers quick fault clearing to safeguard sensitive components in power supplies, instrumentation, and consumer electronics.
-
Amperage: 1 A
-
Voltage rating: 250 V
-
Type: Fast-acting fuse for rapid interruption on overcurrent events
-
Tube construction: Ceramic for robust temperature resistance and durability
-
Endcaps: Plated brass for solid electrical contact
-
Dimensions: 5 mm diameter, 20 mm length
-
Packaging: 2 fuses per card (carded packaging)
-
Brand / Sub-brand: Jandorf, GDA
-
UL Listed: Yes, providing an added layer of safety assurance
-
CSA Listed: No
-
Tamper proof: No
Why this fuse matters
When circuits demand quick protection, a fast-acting fuse like the Jandorf GDA 1A stops faults before they cascade into bigger damage. The ceramic tube design handles heat generated during surges, helping to maintain performance in demanding environments. With a compact 5x20 mm footprint, it fits neatly into power supplies, motor controllers, test equipment, and compact electronics without crowding other components.
Ideal use cases
- Power adapters and wall-wart supplies requiring reliable overcurrent protection
- Instrumentation and measurement equipment where precise protection preserves accuracy
- Small DIY projects, prototyping kits, and educational electronics builds
- Consumer electronics enclosures, audio gear, and control boards needing quick fault isolation
What sets it apart
Unlike generic fuses, the Jandorf GDA fast-acting fuse combines a robust ceramic tube with plated-brass endcaps and a proven 1 A rating, backed by UL listing for established safety. Its two-pack in carded packaging ensures you have spare units on hand for quick replacements, reducing downtime and keeping your electronics up and running.
Practical tips for optimal performance
- Verify the fitment: 5 mm x 20 mm fuses are a common size for many compact circuits—measure prior to replacement to ensure compatibility.
- Consider transient behavior: fast-acting fuses respond quickly to short surges; if your circuit experiences frequent inrush, pair with appropriate inrush-limiting measures or consult a qualified technician.
- Keep spares handy: the 2-pack packaging minimizes downtime during maintenance or prototyping sessions.
