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Product Specifications:
| Item | Fuse |
| Ac Voltage Rating | 600V AC |
| Amps | 300A |
| Body Material | Melamine |
| Body Style | Blade |
| Class | Class J |
| Compatible Fuse Block Series | Lfj |
| Dc Voltage Rating | 500V DC |
| Diameter | 7 1/8" |
| Element | Dual |
| Equivalent Brand And Series | Bussmann LPJ, Littelfuse JTD, Mersen AJT Series |
| Equivalent Series | Ajt, Jtd, Lpj |
| Fits Fuse Block Style | Nonrejection |
| Fuse Size | 3 3/8" x 7 1/8" |
| Interrupt Rating | 200 kA @ 600V AC, 20 kA @ 500V DC |
| Length | 3 3/8" |
| Series | JTD Series |
| Speed | Time Delay |
| Visual Indication | Non Indicating |
Shipping Info:
| Ship weight (kg) | 0.81 |
| Ship height (cm) | 8.57 |
| Ship length (cm) | 18.1 |
| Ship width (cm) | 18.1 |
| Country of Origin | MX |
Product Variants
| Product | Model | Amps | Dc Voltage Rating | Body Style | Speed | Visual Indication | Ac Voltage Rating | Class | Element | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
JTD001 | 1A | 300V DC | Cylindrical | Time Delay | Non Indicating | 600V AC | Class J | Dual | €33.17 | |
![]() |
JTD002 | 2A | 300V DC | Cylindrical | Time Delay | Non Indicating | 600V AC | Class J | Dual | €32.31 | |
![]() |
JTD003 | - | - | - | - | - | - | - | - | €36.64 | |
![]() |
JTD004 | 4A | 300V DC | Cylindrical | Time Delay | Non Indicating | 600V AC | Class J | Dual | €30.79 | |
![]() |
JTD005 | 5A | 300V DC | Cylindrical | Time Delay | Non Indicating | 600V AC | Class J | Dual | €29.69 | |
![]() |
JTD006 | 6A | 300V DC | Cylindrical | Time Delay | Non Indicating | 600V AC | Class J | Dual | €33.55 | |
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JTD007 | 7A | 300V DC | Cylindrical | Time Delay | Non Indicating | 600V AC | Class J | Dual | €29.64 |
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Contact us
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We're available Monday through Friday, from 07:30 until 17:00.
LITTELFUSE JTD300 Fuse, 300A, 600V AC/ 500V DC, 3-3/8 Inch Length x 7-1/8 Inch Dia., Blade Body
€359.96 /unit







