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 (JPY) 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: ¥4,076.1 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	¥4,076.1 ¥3,523 ¥3,229 ¥2,788.8 View ¥2,383.5 ¥2,202.5 ¥1,981.6 ¥1,886.9	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: ¥2,828.7 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	¥2,828.7 ¥2,347 ¥2,165.9 ¥1,858.7 View ¥1,654.4 ¥1,484.9 ¥1,367 ¥1,259	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: ¥2,828.7 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	¥2,828.7 ¥2,347 ¥2,165.9 ¥1,858.7 View ¥1,654.4 ¥1,484.9 ¥1,367 ¥1,259	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: ¥3,464.8 36In 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	36In Stock	¥3,464.8 ¥2,876.9 ¥2,654.3 ¥2,275.6 View ¥2,028.1 ¥1,820.5 ¥1,675.9 ¥1,541.4	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: ¥2,562.9 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	¥2,562.9 ¥2,126.1 ¥1,961.6 ¥1,682.6 View ¥1,499.9 ¥1,345.4 ¥1,239.1 ¥1,139.4	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: ¥2,064.6 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	¥2,064.6 ¥1,896.9 ¥1,825.4 ¥1,405.2 View ¥1,209.2 ¥1,122.8 ¥998.3 ¥918.5	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: ¥2,064.6 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	¥2,064.6 ¥1,896.9 ¥1,825.4 ¥1,405.2 View ¥1,209.2 ¥1,122.8 ¥998.3 ¥918.5	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: ¥3,684.1 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	¥3,684.1 ¥3,184.1 ¥2,918.4 ¥2,519.7 View ¥2,154.3 ¥1,989.9 ¥1,790.6 ¥1,705.8	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: ¥3,684.1 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	¥3,684.1 ¥3,184.1 ¥2,918.4 ¥2,519.7 View ¥2,154.3 ¥1,989.9 ¥1,790.6 ¥1,705.8	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: ¥3,782.1 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	¥3,782.1 ¥3,240.6 ¥2,777.2 ¥2,371.9 View ¥2,161 ¥1,989.9 ¥1,820.5 ¥1,740.7	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: ¥3,684.1 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	¥3,684.1 ¥3,184.1 ¥2,918.4 ¥2,519.7 View ¥2,154.3 ¥1,989.9 ¥1,790.6 ¥1,705.8	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: ¥3,004.7 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	¥3,004.7 ¥2,493.2 ¥2,300.5 ¥1,973.3 View ¥1,757.3 ¥1,578 ¥1,453.4 ¥1,337.1	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: ¥2,684.2 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	¥2,684.2 ¥2,227.4 ¥2,054.7 ¥1,762.3 View ¥1,569.6 ¥1,410.2 ¥1,297.2 ¥1,194.3	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: ¥2,104.5 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: 30 Expected 10/20/2026 50 Expected 10/28/2026 Factory Lead-Time: 7 Weeks	¥2,104.5 ¥1,933.4 ¥1,862 ¥1,431.8 View ¥1,232.5 ¥1,144.4 ¥1,018.2 ¥936.8	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: ¥4,076.1 8On Order	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	8On Order	¥4,076.1 ¥3,523 ¥3,229 ¥2,788.8 View ¥2,383.5 ¥2,202.5 ¥1,981.6 ¥1,886.9	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 40A 250VAC 125VDC Class RK5 FLNR040.TXID Littelfuse 1: ¥4,076.1 2,762Factory Stock Available	Mfr. Part # FLNR040.TXID Mouser Part # 576-FLNR040.TXID	Littelfuse	Industrial & Electrical Fuses 40A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	2,762Factory Stock Available More Info Available	¥4,076.1 ¥3,523 ¥3,229 ¥2,788.8 View ¥2,383.5 ¥2,202.5 ¥1,981.6 ¥1,886.9	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	40 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 50A 250VAC 125VDC Class RK5 FLNR050.TXID Littelfuse 1: ¥4,076.1 1,700Factory Stock Available	Mfr. Part # FLNR050.TXID Mouser Part # 576-FLNR050.TXID	Littelfuse	Industrial & Electrical Fuses 50A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	1,700Factory Stock Available More Info Available	¥4,076.1 ¥3,523 ¥3,229 ¥2,788.8 View ¥2,383.5 ¥2,202.5 ¥1,981.6 ¥1,886.9	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	50 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 100A 250VAC 125VDC Class RK5 FLNR100.V Littelfuse 1: ¥7,599.1 2,479Factory Stock Available	Mfr. Part # FLNR100.V Mouser Part # 576-FLNR100.V	Littelfuse	Industrial & Electrical Fuses 100A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	2,479Factory Stock Available More Info Available	¥7,599.1 ¥6,305.2 ¥5,816.8 ¥4,816.9 View ¥4,438.2 ¥4,061.1 ¥3,770.5	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	100 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 100A 250VAC 125VDC Class RK5 FLNR100.VXID Littelfuse 1: ¥8,574.1 4,060Factory 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	4,060Factory Stock Available More Info Available	¥8,574.1 ¥7,114.1 ¥6,562.6 ¥5,434.8 View ¥5,007.9 ¥4,582.7 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 110A 250VAC 125VDC Class RK5 FLNR110.XXID Littelfuse 1: ¥18,628.1 93Factory Stock Available	Mfr. Part # FLNR110.XXID Mouser Part # 576-FLNR110.XXID	Littelfuse	Industrial & Electrical Fuses 110A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	93Factory Stock Available More Info Available	¥18,628.1 ¥15,449 ¥14,248.1 ¥11,786.5 ¥10,887.9	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	110 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 125A 250VAC 125VDC Class RK5 FLNR125.X Littelfuse 1: ¥15,955.6 439Factory Stock Available	Mfr. Part # FLNR125.X Mouser Part # 576-FLNR125.X	Littelfuse	Industrial & Electrical Fuses 125A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	439Factory Stock Available More Info Available	¥15,955.6 ¥13,233.2 ¥12,301.4 ¥10,311.5 ¥9,494.3	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	125 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 150A 250VAC 125VDC Class RK5 FLNR150.X Littelfuse 1: ¥15,684.8 461Factory Stock Available	Mfr. Part # FLNR150.X Mouser Part # 576-FLNR150.X	Littelfuse	Industrial & Electrical Fuses 150A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	461Factory Stock Available More Info Available	¥15,684.8 ¥13,009 ¥12,000.7 ¥9,931.1 View ¥9,145.5 Quote	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	150 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 150A 250VAC 125VDC Class RK5 FLNR150.XXID Littelfuse 1: ¥17,252.8 30Factory Stock Available	Mfr. Part # FLNR150.XXID Mouser Part # 576-FLNR150.XXID	Littelfuse	Industrial & Electrical Fuses 150A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	30Factory Stock Available More Info Available	¥17,252.8 ¥14,306.2 ¥13,195 ¥10,914.4 ¥10,083.9	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	150 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 175A 250VAC 125VDC Class RK5 FLNR175.X Littelfuse 1: ¥15,684.8 341Factory Stock Available	Mfr. Part # FLNR175.X Mouser Part # 576-FLNR175.X	Littelfuse	Industrial & Electrical Fuses 175A 250VAC 125VDC Class RK5 Learn More about Littelfuse flnr dual element fuses	Datasheet	341Factory Stock Available More Info Available	¥15,684.8 ¥13,009 ¥12,000.7 ¥9,931.1 View ¥9,145.5 Quote	Min.: 1 Mult.: 1	No	Surge Suppression Fuses	175 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 200A 250VAC 125VDC Class RK5 FLNR200.X Littelfuse 1: ¥15,684.8 4,618Factory 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	4,618Factory Stock Available More Info Available	¥15,684.8 ¥13,009 ¥12,000.7 ¥9,931.1 View ¥9,145.5 Quote	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