3403.0175
Fuse, Surface Mount, 8 A, Slow Blow, 250 V, 125 V, 4012, UMT 250
- Manufacturer: SCHURTER
- Product type: SMD Fuses
- Fuse Current:8A; Product Range:UMT 250 Series; Voltage Rating VAC:250VAC; Voltage Rating V DC:125VDC; Blow Characteristic:Time Delay; Fuse Case Style:SMD; Breaking Capacity Current AC:35A; Breaking
- SVHC: No SVHC (14-Jun-2023)
- Fuse Current: 8A
- Product Range: UMT 250
- Fuse Case Style: 4012
- Voltage Rating VAC: 250V
- Voltage Rating VDC: 125V
- Blow Characteristic: Slow Blow
- Breaking Capacity Current AC: 35A
- Breaking Capacity Current DC: 35A
| Delivery and price | |
|---|---|
| Units per pack | 100 |
| Price | 0.672 € |
| Current stock | 200+ |
| Lead time | 30 days |
**Non resettable fuses** www.schurter.com/PG01_2 UMT 250 Surface Mount Fuse, 10.1 x 3 mm, Time-Lag T, 250 VAC, 125 VDC ## IEC 60127-4 · 250 VAC · 125 VDC · Time-Lag T ## **Description** - High current range from 80 mA to 10 A - High breaking capacity of 200 A @ 250 VAC (IEC) - UL approval for 277 VAC and 250 VDC ## **Standards** - IEC 60127-4/2 - UL 248-14 - CSA C22.2 no. 248.14 ## **Approvals** - VDE Certificate Number: 40013121 - UL File Number: E41599 ## **Applications** - Primary protection on SMD PCBs - Industrial electronic - Medical equipment ## **References** Packaging Details Fuse Kit ## **Weblinks** pdf-datasheet, html-datasheet, General Product Information, Approvals, CE declaration of conformity, RoHS, CHINA-RoHS, REACH, e-Shop, SCHURTER-Stock-Check, Distributor-Stock-Check, Detailed request for product ## **Technical Data** |**Technical Data**|| |---|---| |Rated Voltage|250 VAC, 125 VDC| |Rated current|0.08-10 A| |Breaking Capacity|35 A-200 A| |Characteristic|Time-Lag T| |Mounting|PCB,SMT| |Admissible Ambient Air Temp.|-55°C to 125°C| |Climatic Category|55/125/21 acc. to IEC 60068-1| |Material: Housing<br>Ceramic<br>Material: Terminals<br>Tin-Plated Copper Alloy<br>Unit Weight<br>0.23 g<br>Storage Conditions<br>0°C to 60°C, max. 70% r.h.<br>Product Marking<br>, Rated current, Voltage, Cha-<br>racteristic, Breaking Capacity<br>~~RM~~|| |Soldering Methods|Reflow, Wave| |---|---| |Solderability|245 °C / 3 sec acc. to IEC 60068-2-58,| ||Test Td| |Resistance to Soldering Heat|260 °C / 40 sec acc. to IPC/JEDEC J-| ||STD-020D, 1 cycle| |Life Test|MIL-STD-202, Method 108A| ||(1000h @ 0.42*In @ 70°C)| |Moisture Resistance Test|MIL-STD-202, Method 106E| ||(50 cycles in a temp./mister chamber)| |Terminal Strength|MIL-STD-202, Method 211A| ||(Deflection of board 1 mm for 1 minute)| |Mechanical Shock|MIL-STD-202, Method 213B| ||(Shock 50g, half sine wave, 11 ms)| |Resistance to Solvents|MIL-STD-202, Method 215A| |Flammability|min. UL 94V-1| ||(acc. to EIA/IS-722, Test 4.12)| ## **Dimension** ~~—~~ 10.1 mm **==> picture [311 x 63] intentionally omitted <==** **----- Start of picture text -----**<br> 1.6 0.4 1.43<br>6.5 2<br>10.1 3<br>3.75<br>**----- End of picture text -----**<br> Soldering pads Fuses **1** **Non resettable fuses** www.schurter.com/PG01_2 UMT 250 ## **Pre-Arcing Time** **==> picture [271 x 50] intentionally omitted <==** **----- Start of picture text -----**<br> Rated Current In 1.0 x In min. 1.25 x In min. 2.0 x In max. 10.0 x In min. 10.0 x In max.<br>0.08 A - 6.3 A - 60 min 120 s 10 ms 100 ms<br>8 A - 10 A 4 h - 120 s 10 ms 100 ms<br>**----- End of picture text -----**<br> ## **Time-Current-Curves** **==> picture [216 x 260] intentionally omitted <==** **----- Start of picture text -----**<br> 10000<br> 80 mA<br>100 mA<br>125 mA<br>160 mA<br>1000 200 mA<br>250 mA<br>315 mA<br>400 mA<br>100 500 mA<br>630 mA<br>800 mA<br>1 A<br>1.25 A<br>10 1.6 A<br>2 A<br>2.5 A<br>3.15 A<br>4 A<br>1 5 A<br>0.1<br>0.01<br>6.3 A<br>8 A<br>0.001 10 A<br>0.0001<br>0.1 1 10 100<br>Current in Amperes<br>Time in Seconds<br>**----- End of picture text -----**<br> ## **All Variants** **==> picture [514 x 316] intentionally omitted <==** **----- Start of picture text -----**<br> Rated Cur- Rated Vol- Rated Vol- Breaking Voltage Drop Voltage Drop Power Dissi- Melting I²t Order Number<br>rent [A] tage [VAC] tage [VDC] Capacity 1.0 In max. 1.0 In typ. pation 1.25 In 10.0 Intyp.<br>[mV] [mV] max [mW] [A²s]<br>0.08 250 125 1) - 1030 - 0.022 l l l l 3403.0155.xx █<br>0.1 250 125 1) 1300 870 200 0.04 l l l l 3403.0156.xx █<br>0.125 250 125 1) 1000 700 200 0.055 l l l l 3403.0157.xx █<br>0.16 250 125 1) 1000 540 240 0.057 l l l l 3403.0158.xx █<br>0.2 250 125 1) 1000 460 500 0.092 l l l l 3403.0159.xx █<br>0.25 250 125 1) 800 395 500 0.2 l l l l 3403.0160.xx █<br>0.315 250 125 1) 750 343 500 0.27 l l l l l 3403.0161.xx █<br>0.4 250 125 1) 700 290 500 0.4 l l l l l 3403.0162.xx █<br>0.5 250 125 1) 600 257 500 0.54 l l l l l 3403.0163.xx █<br>0.63 250 125 1) 500 216 500 1.1 l l l l l 3403.0164.xx █<br>0.8 250 125 1) 400 190 500 1.4 l l l l l 3403.0165.xx █<br>1 250 125 2) 300 164 500 2.8 l l l l l l 3403.0166.xx █<br>1.25 250 125 2) 300 138 1000 4.5 l l l l l l 3403.0167.xx █<br>1.6 250 125 2) 300 124 1000 6.9 l l l l l l 3403.0168.xx █<br>2 250 125 2) 300 102 1000 7.3 l l l l l l 3403.0169.xx █<br>2.5 250 125 2) 300 90 1200 7.5 l l l l l l 3403.0170.xx █<br>3.15 250 125 2) 300 95 1500 14 l l l l l l 3403.0171.xx █<br>4 250 125 2) 300 78 2000 26 l l l l l l 3403.0172.xx █<br>5 250 125 3) 300 76 2500 38 l l l l l 3403.0173.xx █<br>6.3 250 125 3) 300 71 3000 66 l l l l l 3403.0174.xx █<br>8 250 125 4) 220 72 3000 113 l l 3403.0175.xx █<br>10 250 125 4) 220 73 3500 166 l l 3403.0176.xx █<br>**----- End of picture text -----**<br> Fuses **2** **Non resettable fuses** www.schurter.com/PG01_2 UMT 250 **Rated CurRated VolRated VolBreaking Voltage Drop Voltage Drop Power DissiMelting I²t Order Number rent [A] tage [VAC] tage [VDC] Capacity 1.0 In max. 1.0 In typ. pation 1.25 In 10.0 Intyp. [mV] [mV] max [mW] [A²s]** █ Most Popular. Availability for all products can be searched real-time:http://www.schurter.com/en/Stock-Check/Stock-Check-SCHURTER 1) IEC: 200 A @ 250 VAC, p.f. ≥ 0.95 / 100 A @ 125 VDC 1) UL: 200 A @ 277 VAC / 100 A @ 125 VDC / 35 A @ 250 VDC / 200 A @ 63 VAC/DC 2) IEC: 200 A @ 250 VAC, p.f. ≥ 0.95 / 100 A @ 125 VDC 2) UL: 200 A @ 277 VAC / 100 A @ 125 VDC / 35 A @ 250 VDC / 200 A @ 63 VAC/DC 2) PSE: 100 A @ 250 VAC 3) IEC: 100 A @ 250 VAC, p.f. ≥ 0.95 / 100 A 125 VDC 3) UL: 100 A @ 250 VAC / 100 A @ 125 VDC / 35 A @ 250 VDC / 200 A @ 63 VAC/DC 3) PSE: 100 A @ 250 VAC 4) UL: 35 A @ 250 VAC / 35 A @ 125 VDC / 200 A @ 63 VAC/DC 4) PSE: 100 A @ 250 VAC The 80 mA variant may not be to replace the 80 mA used with gold caps UMT (Au). **Packaging Unit** .xx = .11 Plastic Bag (100 pcs.) .xx = .24 Blister Tape 33 cm Reel (2000 pcs.) The specifications, descriptions and illustrations indicated in this document are based on current ~~information. All content is subject to modifications and amendments. Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability and test each product selected for their own applications.~~ Fuses **3**
Updated at April 27, 2026
SCHURTER is a globally recognized innovator and manufacturer of high-quality electronic components, specializing in products that ensure a safe and clean supply of power. With a strong reputation in the electronics and PCB assembly industries, the company delivers reliable solutions engineered to protect critical circuits, streamline device operation, and optimize electrical performance across diverse applications. The core of our SCHURTER portfolio revolves around comprehensive circuit protection. We carry an extensive selection of standard and resettable fuses, accompanied by robust fuse holders, to safeguard sensitive electronics against overcurrent conditions. Furthermore, our offering features high-performance thermal circuit breakers and associated accessories, providing dependable protection and rapid reset capabilities for demanding industrial and commercial environments. Beyond fundamental circuit protection, SCHURTER excels in electromagnetic compatibility (EMC) and RFI suppression technologies. Our range includes precision-engineered power line filters and common mode chokes designed to mitigate electromagnetic interference and ensure signal integrity. Accompanied by specialized components such as AC/DC LED power supplies, SCHURTER provides the meticulous engineering and durability necessary for modern, high-reliability electronic design.
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