Littelfuse FLSR250ID
MPNFLSR250ID
Fuse, 250A, 600VAC/300VDC, Class RK5|250 Amp Fuse, Rejection, Brand or Series: Class RK5, Indicator, Interrupting Rating: 200000 Amp VAC RMS Symmetrical, Terminal Type: Blade, Rejection, Dimensions: 2 19/32 Diameter x 11 5/8 Length Inch, Voltage Rating: 600 VAC/300 VDC, Features: Time Delay, Dual Element, Visual Trip Indication
$121.23 – $242.39Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Type | Class RK5 |
| Standard | Standard 248-12 UL Listed/CSA |
| Category | Dual Element Fuses |
| Sub brand | POWR-GARD FLSR Series |
| Manufacturer | Littelfuse, Inc. |
| Sub-Category | UL Power Fuse |
| Prop 65 warning | WARNING_CANCER_AND_REPRODUCTIVE_HARM_WWW.P65WARNINGS.CA.GOV |
| Special features | Time-Delay |
| Manufacturer brand | Littelfuse, Inc. |
| Product description | Littelfuse FLSR250ID 600V Indicating Fuse |
| Full technical description | Indicating, Class RK5 Type; 11-5/8 Inch; UL 248-12, CSA, CE, Qpl-Wf-1814 Approval; 600 Volt AC, 300 Volt DC Voltage Rating; 2-19/32 Inch Diameter; 200 Kiloamp Symmetrical (AC), 20 Kiloamp (DC) Interrupting Rating; 250 Amp Current Rating; Blade Terminal Type; Time Delay, Dual Element, Indicating Characteristics; Powr-Gard [R], Indicator [R] Brand; Application Service Entrance Switch, Switchboard Main and Feeder Switch, Motor Control Center Main and Motor Branch Circuit, Individual Fused Combination Motor Controller, Distribution Panelboard, Industrial Control Panel, Load Center, All General Purpose Circuit; FLSR_ID Model |
| Proposition 65 warning | WARNING: This product can expose you to chemicals including nickel, which is known to the State of California to cause cancer. |
MPN
FLSR250ID