
Overview
The B2 is a thermal Fuse made by SETsafe | SETfuse in a 插件,D3xL10mm package with 2 pins.
PCBKit's library has its KiCad symbol (Device:Fuse, from KiCad's library), ready for a KiCad board. 6 are in stock at JLCPCB (part C3032534). 5 open-source boards in 4 repositories on GitHub use it.
Symbol
Footprint
The library has no footprint for this part yet.
Parameters
9- Current Rating
- 3A
- Diameter (φD)
- 3mm
- Holding Temperature
- 91℃
- Length
- 80mm
- Maximum Temperature Limit
- 200℃
- Operating Temperature
- 111℃
- Rated Functioning Temperature
- 115℃
- Type
- Axial
- Voltage Rating
- 250V
Order codes
1Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | — | Passive |
| 2 | — | Passive |
Open-source boards using it
All 5- 2 layers

- 2 layers300 × 300 mm

SAP Extended
cyrillvalentini/SAP-Extended
Extended Simple-As-Possible Computer based on Ben Eaters video series
440 parts1 - 2 layers100 × 99.9 mm

- 2 layers90.2 × 88.9 mm

- 2 layers78.7 × 58.4 mm

Register b
codemonkey76/DIY-8-Bit-Computer
DIY 8-Bit Computer, based on the design by Ben Eater
50 parts
Questions
Is there a KiCad symbol and footprint for the B2?
Yes. The symbol is Device:Fuse, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the B2?
插件,D3xL10mm, with 2 pins.
Where is the B2 datasheet?
SETsafe | SETfuse publishes it: the Datasheet link on this page opens it.
Where can I order the B2?
JLCPCB lists it as part C3032534, with 6 in stock; the sellers' links on this page open their listings.
What can replace the B2?
Parts like it in the library: the B1 by SETsafe | SETfuse, the B18 by SETsafe | SETfuse, the D2-115C 5A250V by Hongda and the B7 by SETsafe | SETfuse. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the B2?
5 boards in 4 repositories on GitHub; the most starred are listed on this page, with their KiCad files.
Parts like it
7B1
插件,D3xL10mmThermal Fuses (TCO)SETsafe | SETfuseB18
插件,D3xL10mmThermal Fuses (TCO)SETsafe | SETfuseD2-115C 5A250V
插件,D3xL10mmThermal Fuses (TCO)HongdaB7
插件,D3xL10mmThermal Fuses (TCO)SETsafe | SETfuseD3-125C 5A250V
插件,D3xL10mmThermal Fuses (TCO)HongdaTL130
插件,D3xL10mmPlugin,D3xL10mm Thermal Fuses (TCO) ROHSShenzhen lanson ElecThermal Fuses (TCO)D9-145C 5A250V
插件,D3xL10mmPlugin,D3xL10mm Thermal Fuses (TCO) ROHSHongdaThermal Fuses (TCO)