Littelfuse 0230.500ERT1SP 0.5A Indicating 2AG Axial Fuse
● Contact for AvailabilityLittelfuse 230 Series 0230.500ERT1SP: 0.5 A Slo-Blo axial glass fuse, 250 VAC / 125 VDC, with reel and tape ERT1S configuration.
Rated Current0.5 A
Rated Voltage250 V AC / 125 V DC
Breaking Capacity35 A @ 250 VAC; 10 kA @ 125 VAC/VDC; 80 A @ 310 VAC
Package2AG (4.5×15mm)
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Part Number0230.500ERT1SPBrandLittelfuseRequested Qty100
Part 0230.500ERT1SP brings 0.5 A time-delay performance to Littelfuse’s telecom-oriented 230 Series axial fuse format. Electrical data lists a nominal melting I²t of 1.64 A²s and interrupting capability of 35 A @ 250 VAC; 10 kA @ 125 VAC/VDC; 80 A @ 310 VAC. The 0.25–1.25 A range is also documented for short-duration surge withstand in telecom equipment. The suffix corresponds to reel-and-tape packaging, 2,500 pieces, T1=53 mm with S option, helping distinguish this SKU from electrically equivalent 230 Series variants.
Technical Specifications
- Part Number
- 0230.500ERT1SP
- Manufacturer Part Number
- 0230.500ERT1SP
- Series
- 230 Series
- Fuse Type
- 2AG Glass Axial Lead Fuse
- Current Rating
- 0.5 A
- Voltage Rating
- 250 V AC / 125 V DC
- AC / DC
- AC/DC
- Breaking Capacity
- 35 A @ 250 VAC; 10 kA @ 125 VAC/VDC; 80 A @ 310 VAC
- I²t
- 1.64 A²s nominal melting I²t
- Pre-arcing I²t
- 1.64
- Operating Temperature
- −55°C to +125°C
- Package / Dimensions
- 2AG (4.5×15mm)
- Mounting
- PCB Through-Hole
- Application
- Telecom DC distribution
- Standard
- UL/CSA/NMX 248-1 and 248-14
- Terminal Type
- Tin-plated copper axial leads
- Fuse Speed
- Time Delay
- Approvals
- CE · CSA · RoHS · UL Recognized
- Certifications
- UL; CSA; PSE; CE; RoHS; Lead-Free
- Series construction
- 230 Series axial-leaded 2AG Slo-Blo fuse
- Ordering configuration
- reel-and-tape packaging, 2,500 pieces, T1=53 mm with S option
- Body/caps/leads
- Glass / nickel-plated brass / tin-plated copper
- Lead-free suffix
- P where shown in full order code
- Indicating option
- S-code variant; glass body discolors after fuse operation
- Surge withstand
- 0.25–1.25 A range supports specified telecom impulse requirements; see datasheet
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