Littelfuse FLNR400ID
MPNFLNR400ID
400A, 250VAC/125VDC, Class RK5 Time Delay Fuse|400 Amp Fuse, Time Delay, Brand or Series: Class RK5, Indicator, Interrupting Rating: 200000 Amp AC RMS Symmetrical, 20000 Amp DC, Terminal Type: Blade, Rejection, Dimensions: 2 3/32 Diameter x 8 5/8 Length Inch, Voltage Rating: 250 VAC/125 VDC, Features: Time Delay Dual Element, Visual Trip Indication
StockContact for availability
MOQ1 pcs
Sourced new & surplus through independent channelsListing updated Jun 2026
Specifications
Identification
| Parameter | Value |
|---|---|
| Class | RK5 |
Ratings
| Parameter | Value |
|---|---|
| Current (A) | 400 |
| Voltage (AC) | 250 |
Performance
| Parameter | Value |
|---|---|
| Speed | Time Delay |
Protection & Breaking
| Parameter | Value |
|---|---|
| DC interrupting rating | 20 kA |
Mechanical
| Parameter | Value |
|---|---|
| Mounting style | Blade |
| Length | 8 5/8 in |
Approvals
| Parameter | Value |
|---|---|
| Standards / approvals | California Proposition 65 |
Other specifications
| Parameter | Value |
|---|---|
| Diameter | 2 3/32 in |
| Volts DC | 125 |
| Family (Style) | FLN |
| Breaking capacity | 200 kA |
MPN
FLNR400ID