| PartNumber | 03420012H | 03420012HX040 | 03420012HX010 |
| Description | Fuse Holder 3AG | Fuse Holder Accessories ACS 3AG FUSEHLDR Knurled Knob Only | Fuse Holder 3AG FUSEHLDR ASSY HDWR SOLD SEPARATE |
| Manufacturer | Littelfuse | Littelfuse | Littelfuse |
| Product Category | Fuse Holder | Fuse Holder Accessories | Fuse Holder |
| RoHS | Y | Y | Y |
| Series | 342 | 342 | 342 |
| Product | Fuse Holders | Knobs | - |
| Fuse Size / Group | 3AG | 3AG | 3AG |
| Mounting Style | Panel | - | - |
| Number of Poles | 1 Pole | - | - |
| Current Rating | 20 A | - | - |
| Voltage Rating | 250 V | - | - |
| Shaft Type | Bayonet Knob Release | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Packaging | Bulk | Bulk | Bulk |
| Color | Black | - | - |
| Illumination | Not Illuminated | - | - |
| Brand | Littelfuse | Littelfuse | Littelfuse |
| Product Type | Fuse Holders | Fuse Accessories | Fuse Holders |
| Factory Pack Quantity | 100 | 100 | 100 |
| Subcategory | Fuses | Fuses | Fuses |
| Type | - | Knurled | - |