Industrial & Electrical Fuses

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FLNR Dual-Element Time-Delay Fuses

Littelfuse FLNR Dual-Element Time-Delay Fuses feature a dual-element design for advanced short circuit and overload protection. Available in indicating and non-indicating versions, Littelfuse FLNR Fuses are ideal for protecting a broad range of circuits, especially those containing motors. The series features a 250V_AC/125V_DC voltage rating and 0.1A to 600A current range.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CLP) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	Product	Current Rating	Voltage Rating AC	Fuse Type	Voltage Rating DC	Interrupt Rating	Body Style	Mounting Style	Termination Style	Class	Indicator Style	Packaging	Series
Industrial & Electrical Fuses 45A 250VAC 125VDC Class RK5 FLNR045.TXID Littelfuse 1: $31.057 2In Stock	Mfr. Part # FLNR045.TXID Mouser Part # 576-FLNR045.TXID	Littelfuse	Industrial & Electrical Fuses 45A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	2In Stock	$31.057 $21.999 $19.185 $17.682 View $15.357 $15.187 $14.480 Quote	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	45 A	250 VAC	Time-Delay Fuses	125 VDC	300 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Open Fuse	Bulk	FLNR_XID
Industrial & Electrical Fuses 3.5A 250VAC 125VDC Class RK5 FLNR03.5T Littelfuse 1: $19.402 8In Stock	Mfr. Part # FLNR03.5T Mouser Part # 576-FLNR03.5T	Littelfuse	Industrial & Electrical Fuses 3.5A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	8In Stock	$19.402 $16.930 $16.292 $14.662 View $14.070 $12.954	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	3.5 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 4.5A 250VAC 125VDC Class RK5 FLNR04.5T Littelfuse 1: $19.413 3In Stock	Mfr. Part # FLNR04.5T Mouser Part # 576-FLNR04.5T	Littelfuse	Industrial & Electrical Fuses 4.5A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	3In Stock	$19.413 $16.292 $10.231	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	4.5 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 1A 250VAC 125VDC Class RK5 FLNR001.T Littelfuse 1: $23.048 26In Stock	Mfr. Part # FLNR001.T Mouser Part # 576-FLNR001.T	Littelfuse	Industrial & Electrical Fuses 1A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	26In Stock	$23.048 $19.185 $17.636 $14.617 View $13.466 $12.088 $11.119 $10.231	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	1 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 5A 250VAC 125VDC Class RK5 FLNR005.T Littelfuse 1: $17.579 1In Stock	Mfr. Part # FLNR005.T Mouser Part # 576-FLNR005.T	Littelfuse	Industrial & Electrical Fuses 5A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	1In Stock	$17.579 $14.583 $13.455 $11.541 View $10.288 $9.228 $8.499 $7.815	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	5 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 15A 250VAC 125VDC Class RK5 FLNR015.T Littelfuse 1: $14.161 5In Stock	Mfr. Part # FLNR015.T Mouser Part # 576-FLNR015.T	Littelfuse	Industrial & Electrical Fuses 15A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	5In Stock	$14.161 $11.757 $10.846 $8.989 View $8.294 $7.439 $6.847 $6.300	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	15 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 20A 250VAC 125VDC Class RK5 FLNR020.T Littelfuse 1: $14.161 213In Stock	Mfr. Part # FLNR020.T Mouser Part # 576-FLNR020.T	Littelfuse	Industrial & Electrical Fuses 20A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	213In Stock	$14.161 $13.011 $12.521 $9.638 View $8.294 $7.702 $6.847 $6.300	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	20 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 35A 250VAC 125VDC Class RK5 FLNR035.T Littelfuse 1: $25.269 8In Stock	Mfr. Part # FLNR035.T Mouser Part # 576-FLNR035.T	Littelfuse	Industrial & Electrical Fuses 35A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	8In Stock	$25.269 $21.840 $19.345 $16.030 View $14.776 $13.261 $12.202 $11.256	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	35 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 40A 250VAC 125VDC Class RK5 FLNR040.T Littelfuse 1: $25.269 26In Stock	Mfr. Part # FLNR040.T Mouser Part # 576-FLNR040.T	Littelfuse	Industrial & Electrical Fuses 40A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	26In Stock	$25.269 $20.325 $18.969 $16.030 View $14.776 $13.261 $12.202 $11.256	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	40 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 50A 250VAC 125VDC Class RK5 FLNR050.T Littelfuse 1: $25.941 3In Stock	Mfr. Part # FLNR050.T Mouser Part # 576-FLNR050.T	Littelfuse	Industrial & Electrical Fuses 50A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	3In Stock	$25.941 $22.227 $19.174 $16.303 View $14.879 $13.649 $12.486 $11.940	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	50 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 60A 250VAC 125VDC Class RK5 FLNR060.T Littelfuse 1: $25.269 18In Stock	Mfr. Part # FLNR060.T Mouser Part # 576-FLNR060.T	Littelfuse	Industrial & Electrical Fuses 60A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	18In Stock	$25.269 $19.015 $16.918 $15.335 View $14.776 $13.261 $12.202 $11.256	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	60 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 9A 250VAC 125VDC Class RK5 FLNR009.T Littelfuse 1: $20.245 10In Stock	Mfr. Part # FLNR009.T Mouser Part # 576-FLNR009.T	Littelfuse	Industrial & Electrical Fuses 9A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	10In Stock	$20.245 $16.793 $12.840 $11.837 View $10.618 $9.775 $8.989	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	9 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 3.2A 250VAC 125VDC Class RK5 FLNR03.2T Littelfuse 1: $15.802 8In Stock	Mfr. Part # FLNR03.2T Mouser Part # 576-FLNR03.2T	Littelfuse	Industrial & Electrical Fuses 3.2A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	8In Stock	$15.802 $15.449 $9.707	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	3.2 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 30A 250VAC 125VDC Class RK5 FLNR030.T Littelfuse 1: $14.435 80On Order	Mfr. Part # FLNR030.T Mouser Part # 576-FLNR030.T	Littelfuse	Industrial & Electrical Fuses 30A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	80On Order On Order Ship Dates Mfr. #: FLNR030.T Stock: 0 On Order: 50 Pending 30 Expected 11/16/2026 Factory Lead-Time: 7 Weeks	$14.435 $13.261 $12.771 $9.821 View $8.453 $7.850 $6.984 $6.426	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	30 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 35A 250VAC 125VDC Class RK5 FLNR035.TXID Littelfuse 1: $27.958 8Expected 11/17/2026	Mfr. Part # FLNR035.TXID Mouser Part # 576-FLNR035.TXID	Littelfuse	Industrial & Electrical Fuses 35A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	8Expected 11/17/2026	$27.958 $21.999 $19.846 $18.741 View $17.590 $16.987 $16.360 Quote	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	35 A	250 VAC	Time-Delay Fuses	125 VDC	300 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Open Fuse	Bulk	FLNR_XID
Industrial & Electrical Fuses 12A 250VAC 125VDC Class RK5 FLNR012.T Littelfuse 1: $18.696 6Expected 11/10/2026	Mfr. Part # FLNR012.T Mouser Part # 576-FLNR012.T	Littelfuse	Industrial & Electrical Fuses 12A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	6Expected 11/10/2026	$18.696 $15.278 $13.911 $11.997 View $10.686 $10.094 $9.285 $8.545	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	12 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 7A 250VAC 125VDC Class RK5 FLNR007.T Littelfuse 1: $19.402 171Factory Stock Available	Mfr. Part # FLNR007.T Mouser Part # 576-FLNR007.T	Littelfuse	Industrial & Electrical Fuses 7A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	171Factory Stock Available More Info Available	$19.402 $16.098 $14.776 $13.250 View $12.395 $10.231	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	7 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 8A 250VAC 125VDC Class RK5 FLNR008.T Littelfuse 1: $18.832 27Factory Stock Available	Mfr. Part # FLNR008.T Mouser Part # 576-FLNR008.T	Littelfuse	Industrial & Electrical Fuses 8A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	27Factory Stock Available More Info Available	$18.832 $15.506 $13.614 $12.088 View $10.766 $10.162 $9.057 $8.602	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	8 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 25A 250VAC 125VDC Class RK5 FLNR025.T Littelfuse 1: $14.549 56.870Factory Stock Available	Mfr. Part # FLNR025.T Mouser Part # 576-FLNR025.T	Littelfuse	Industrial & Electrical Fuses 25A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	56.870Factory Stock Available More Info Available	$14.549 $12.464 $11.495 $9.536 View $8.294 $7.702 $6.984 $6.688	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	25 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 100A 250VAC 125VDC Class RK5 FLNR100.VXID Littelfuse 1: $50.390 2.810Factory Stock Available	Mfr. Part # FLNR100.VXID Mouser Part # 576-FLNR100.VXID	Littelfuse	Industrial & Electrical Fuses 100A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	2.810Factory Stock Available More Info Available	$50.390 $43.600 $37.949 $33.996 View $31.490 $29.519 Quote	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	100 A	250 VAC	Time-Delay Fuses	125 VDC	300 kA	Cartridge Blade Fuses	Holder	Knife Blade	Class RK5 Fuses	Open Fuse	Bulk	FLNR_XID
Industrial & Electrical Fuses 200A 250VAC 125VDC Class RK5 FLNR200.X Littelfuse 1: $105.429 5.950Factory Stock Available	Mfr. Part # FLNR200.X Mouser Part # 576-FLNR200.X	Littelfuse	Industrial & Electrical Fuses 200A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	5.950Factory Stock Available More Info Available	$105.429 $79.442 $74.611 $66.716 $61.441	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	200 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Blade Fuses	Holder	Knife Blade	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 300A 250VAC 125VDC Class RK5 FLNR300.X Littelfuse 1: $199.567 62Factory Stock Available	Mfr. Part # FLNR300.X Mouser Part # 576-FLNR300.X	Littelfuse	Industrial & Electrical Fuses 300A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	62Factory Stock Available More Info Available	$199.567 $164.546 $152.549 $126.118 $116.081	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	300 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Blade Fuses	Holder	Knife Blade	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 400A 250VAC 125VDC Class RK5 FLNR400.X Littelfuse 1: $196.947 1.137Factory Stock Available	Mfr. Part # FLNR400.X Mouser Part # 576-FLNR400.X	Littelfuse	Industrial & Electrical Fuses 400A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	1.137Factory Stock Available More Info Available	$196.947 $162.324 $150.555 $124.466 $114.554	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	400 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Blade Fuses	Holder	Knife Blade	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 17.5A 250VAC 125VDC Class RK5 FLNR17.5T Littelfuse 1: $15.107 26Factory Stock Available	Mfr. Part # FLNR17.5T Mouser Part # 576-FLNR17.5T	Littelfuse	Industrial & Electrical Fuses 17.5A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	26Factory Stock Available More Info Available	$15.107 $13.455 $10.162	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	17.5 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Fuses	Holder	Clip	Class RK5 Fuses	Without Indicator	Bulk	FLNR
Industrial & Electrical Fuses 225A 250VAC 125VDC Class RK5 FLNR225.X Littelfuse 1: $199.567 125Factory Stock Available	Mfr. Part # FLNR225.X Mouser Part # 576-FLNR225.X	Littelfuse	Industrial & Electrical Fuses 225A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	125Factory Stock Available More Info Available	$199.567 $164.546 $152.549 $126.118 $116.081	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	225 A	250 VAC	Time-Delay Fuses	125 VDC	20 kA	Cartridge Blade Fuses	Holder	Knife Blade	Class RK5 Fuses	Without Indicator	Bulk	FLNR