ATO ATC Standard Automotive Blade Fuses 32V DC 1A‑40A
ATO ATC standard automotive blade fuses, 32V DC 1A‑40A color coded. Complete I²t & cold resistance data for cars, trucks, boats, motorcycle 12V/24V circuit protection, RoHS compliant, OEM service available.
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ATO ATC standard automotive blade fuses are industry-standard plug-in fuses designed for 32V DC automotive low-voltage circuits. Covering 1A to 40A across 13 ampere ratings with color-coded housing for quick visual identification. This fuse series complies with global automotive standards and holds RoHS compliance. It serves as a direct replacement for standard ATO/ATC blade fuse blocks and compatible fuse holders such as GF-705, widely deployed in passenger vehicles, trucks, motorcycles, marine vessels and all kinds of 12V / 24V vehicle electrical systems for overcurrent and short-circuit protection.
Key Features
- Standard ATO/ATC blade footprint, drop-in replacement for mainstream automotive fuse blocks and holders
- Rated voltage: 32V DC; full current range from 1A up to 40A with 13 available ratings
- Color-coded housing matched to each amp rating for fast visual recognition in compact fuse boxes
- Stable and repeatable blow-time melting performance, standardized characteristic curve
- RoHS compliant lead-free construction, qualified for global automotive aftermarket export
- OEM & ODM custom marking, custom packaging and bulk volume supply available
Current Rating Specification Table
| Type | Ampere (A) | Voltage (V DC) | Color | Cold Resistance (mΩ) | Min. Melting I²t (A²·s) |
|---|---|---|---|---|---|
| B001 | 1A | 32 | Black | 63–67 | 2.3 |
| B002 | 2A | 32 | Gray | 55–59 | 4.5 |
| B003 | 3A | 32 | Purple | 20–24 | 7.4 |
| B004 | 4A | 32 | Pink | 21–23 | 14 |
| B005 | 5A | 32 | Tan | 17.8–19.5 | 26 |
| B007 | 7.5A | 32 | Coffee | 10.8–11.8 | 60 |
| B010 | 10A | 32 | Red | 7.8–9.0 | 115 |
| B015 | 15A | 32 | Blue | 4.8–5.5 | 340 |
| B020 | 20A | 32 | Yellow | 3.8–4.1 | 520 |
| B025 | 25A | 32 | Natural | 2.8–3.6 | 1080 |
| B030 | 30A | 32 | Green | 2.3–2.7 | 1510 |
| B035 | 35A | 32 | Blue-Green | 1.8–2.0 | 2280 |
| B040 | 40A | 32 | Amber | 1.65–1.75 | 3310 |
Blow-Time Characteristic Table
| Test Current | Min Blow Time | Max Blow Time |
|---|---|---|
| 110% rated current | — | 1800 s (typical) |
| 135% rated current | 0.75 s | 1800 s |
| 200% rated current | 0.15 s | 5 s |
| 350% rated current | 0.08 s | 0.5 s |
Application Scenarios
- Passenger cars, light trucks, buses, motorcycles and ATVs
- Marine boats, caravans & RV 12V / 24V DC electrical systems
- Aftermarket car audio, LED lighting, alarm and auxiliary electronic modules
- General DC automotive wiring harness overcurrent & short-circuit protection
Häufig gestellte Fragen
Q: What is the difference between ATO and ATC fuses?
A: ATO and ATC fuses have identical physical dimensions and are fully interchangeable inside standard ATO / ATC blade fuse holders.
Q: What amp ratings are available for this ATO ATC fuse series?
A: 13 amp ratings covering 1A, 2A, 3A, 4A, 5A, 7.5A, 10A, 15A, 20A, 25A, 30A, 35A and 40A.
Q: Are these ATO ATC blade fuses RoHS compliant?
A: Yes, all fuses of this series are RoHS compliant and suitable for export and automotive aftermarket projects.
Pair this ATO ATC standard automotive blade fuses with our ATO ATC blade fuse holder GF-705 for stable circuit protection assembly.
Request Quotation & Technical Support
Please send us your required amp ratings and order quantity. Contact our team for quotation, datasheet and OEM custom solution.
