ANL/B058 Battery Terminal Fuse | Heavy Duty Bolt Marine Fuse 30-300A 58V DC
ANL/B058 heavy-duty battery terminal fuse, 30A-300A 58V DC bolt marine fuse with tin-plated alloy body, corrosion resistant, ideal for marine, RV, truck and battery main circuit protection.
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The battery terminal fuse ANL/B058 series is a heavy-duty bolt-on protection device designed for high-current battery main circuits. As a professional bolt marine fuse, it delivers reliable overcurrent and short-circuit protection for marine vessels, RVs, trucks and heavy-duty vehicle power systems. With tin-plated alloy construction and corrosion resistance, this battery terminal fuse maintains stable performance even in harsh humid and saline environments.
What is ANL/B058 Battery Terminal Fuse?
The ANL/B058 is a heavy-duty bolt-on fuse specifically engineered for battery terminal and main power circuit protection. It is widely recognized in marine and automotive industries for its high current capacity and robust bolt-down mounting design. As a high-performance bolt marine fuse, it is compatible with 12V, 24V and 48V DC power systems, and is rated for up to 58V DC maximum voltage.
Key Features of Bolt Marine Fuse ANL/B058
- Bolt-on mounting design for direct installation on battery terminals
- Rated voltage: 58V DC; current range: 30A to 300A
- Tin-plated alloy body for excellent electrical conductivity
- High corrosion resistance, suitable for marine and outdoor environments
- High temperature resistance and long service life
- Stable and secure bolted connection to prevent loose contact
- Transparent cover option for easy blown fuse visual inspection
- Marine and automotive grade quality, RoHS compliant
This battery terminal fuse adopts a bolt-on installation structure, which can be directly fixed to the battery terminal without additional mounting bases. Its compact and space-saving design is ideal for tight installation spaces and terminal stacking scenarios.
Main Electrical Specifications
| Item | Parameter |
|---|---|
| Product Series | ANL/B058 Battery Terminal Bolt Marine Fuse |
| Rated DC Voltage | 58 V DC |
| Rated Interrupting Capacity | 2000A @ 58V DC |
| Rated Current Range | 30A ~ 300A |
| Body Material | Copper alloy, ceramic, high-temperature plastic |
| Operating Temperature | 30-100A: up to 105℃; 125-300A: up to 125℃ |
| Compliance Standards | ISO 8820-6, DIN 72581-5 |
| Certification | Lead-free, RoHS compliant |
| Mounting Type | Bolt-on / battery terminal mounting |
Part Number & Color Code List
| Part Number | Rated Voltage | Rated Current | Body Color |
|---|---|---|---|
| ANL-B58030 | 58V DC | 30A | Cyan |
| ANL-B58040 | 58V DC | 40A | Blue |
| ANL-B58050 | 58V DC | 50A | Red |
| ANL-B58060 | 58V DC | 60A | Golden |
| ANL-B58075 | 58V DC | 75A | Oxblood red |
| ANL-B58080 | 58V DC | 80A | Green |
| ANL-B58090 | 58V DC | 90A | Violet |
| ANL-B58100 | 58V DC | 100A | Yellow |
| ANL-B58125 | 58V DC | 125A | Sky blue |
| ANL-B58150 | 58V DC | 150A | Orange |
| ANL-B58175 | 58V DC | 175A | White |
| ANL-B58200 | 58V DC | 200A | Navy blue |
| ANL-B58250 | 58V DC | 250A | Pink |
| ANL-B58300 | 58V DC | 300A | Gray |
Fusing Time-Current Characteristics
| % of Rated Current | Opening Time (Min) | Opening Time (Max) |
|---|---|---|
| 100% | 100 hrs | — |
| 135% | 5 s | 1800 s |
| 150% | 1 s | 600 s |
| 200% | 0.2 s | 60 s |
| 350% | 0.03 s | 1 s |
| 600% | 0.01 s | 0.2 s |
Note: Fusing characteristics may vary depending on actual operating conditions, ambient temperature, terminal specifications and wire parameters. Please select the appropriate current rating with sufficient safety margin.
Key Benefits of ANL/B058 Battery Terminal Fuse
- Heavy-duty high current protectionIdeal for battery main lines, inverters, power amplifiers, winches and other high-power DC circuits.
- Marine environment resistantCorrosion-resistant tin-plated material ensures long-term reliability in boats, yachts and humid outdoor environments.
- Direct bolt-on installationMounts directly on battery terminals, no extra fuse holder required, saving installation space and cost.
- Wide application compatibilitySuitable for marine, automotive, RV, truck, solar and industrial DC power systems.
Application Scenarios of Bolt Marine Fuse
- Marine boats, yachts and ship power systems
- RV and camper van electrical systems
- Truck and heavy-duty vehicle battery circuits
- Car audio, high-power inverters and modified systems
- Battery main circuit and busbar protection
- 12V / 24V / 48V DC power distribution systems
- Solar off-grid power supply systems
Installation & Selection Notes
1. Select the appropriate current rating based on the continuous working current of the circuit, reserving a safety margin of 1.25-1.5 times.
2. Ensure the battery terminal and fuse contact surface is flat and clean to avoid poor contact and overheating.
3. Tighten mounting bolts with recommended torque to ensure stable electrical connection.
4. Do not use the fuse beyond its rated voltage and current range.
5. For high-temperature environments, refer to the temperature derating requirement to adjust the usable current.
6. Regular inspection is recommended to check for loose connections, corrosion or aging.
Frequently Asked Questions
Q1: What is the rated voltage of ANL/B058 battery terminal fuse?
A1: The rated DC voltage is 58V, suitable for 12V, 24V and 48V DC power systems.
Q2: What current ratings are available for this bolt marine fuse?
A2: Current range covers 30A to 300A, with color-coded bodies for quick current identification.
Q3: What material is the fuse made of?
A3: It adopts tin-plated copper alloy body with ceramic and high-temperature plastic structure, featuring excellent conductivity and corrosion resistance.
Q4: What standards does this fuse comply with?
A4: It complies with ISO 8820-6 and DIN 72581-5 standards, and is certified lead-free and RoHS compliant.
Q5: Is it suitable for marine environment?
A5: Yes, its corrosion-resistant design makes it widely used as a bolt marine fuse for boats, yachts and marine power systems.
Q6: Can it be installed directly on the battery terminal?
A6: Yes, it adopts a bolt-on design and can be directly fixed to the battery terminal without an additional mounting base.
Q7: What is the interrupting capacity?
A7: The rated interrupting capacity is 2000A @ 58V DC.
