Eaton ALS-500 Fuse - 36 Vdc, 500 A, Non-indicating
Part Number: ALS-500
Quick Summary
Eaton ALS-500 fuse protects DC circuits in forklift battery chargers. This device reduces downtime by preventing overcurrent events from interrupting charging cycles. In safety-critical environments, SIL, CE, and IP considerations matter; verify the model's certifications for your region. Designed for 36 Vdc systems, the ALS-500 handles up to 500 A in a compact, standard-packaged fuse. Its non-indicating design and silver-plated fuse caps simplify maintenance and reduce false indicators, while offering dependable DC protection across forklift and material-handling applications. This aligns with industrial procurement goals by delivering reliable protection, easy installation, and minimal total cost of ownership in mission-critical charging infrastructure.
Product Information
Extended Description
ALS-500 Eaton: Eaton Bussmann series ALS fuse, Non time-delay, DC circuits protection for fork lift truck and battery chargers, 500 A, Non-indicating, Standard, 36 Vdc
Product Name
Eaton Bussmann series ALS fuse
Catalog Number
ALS-500
UPC
051712700474
Product Length/Depth
3.75 in
Product Height
1.63 in
Product Width
1.63 in
Product Weight
0.192 lb
Warranty
Not Applicable
Compliances
Not Applicable
Amperage Rating
500 A
Voltage rating
36 Vdc
Packaging type
Standard
Fuse indicator
Non-indicating
Special features
Silver-plated fuse caps
Bussmann series complete full line catalog no. 1007
Bussmann series Fuseology
Eaton Specification Sheet - ALS-500
Bussmann series ALS stud-mount fuse data sheet no. 1037
Feature → Business Impact → Application: High amperage rating of 500 A enables robust protection for heavy-current DC circuits, preventing damaging faults in forklift chargers and reducing unplanned downtime in material-handling fleets. Application: Use in 36 Vdc charging networks where high current interruption must be avoided. Feature → Business Impact → Application: 36 Vdc operating voltage aligns with typical forklift and battery charger chemistries, ensuring straightforward integration with standard charger modules and wiring harnesses. Application: Ideal for fleets requiring reliable protection without extensive redesign. Feature → Business Impact → Application: Non-time-delay protection provides immediate fault interruption, limiting arc energy and protecting downstream electronics. Application: Critical for charging circuits where timing is essential. Feature → Business Impact → Application: Non-indicating fuse reduces maintenance complexity and sensor dependency. Application: Environments with limited monitoring capability benefit from straightforward, low-maintenance protection. Feature → Business Impact → Application: Silver-plated fuse caps enhance contact reliability and corrosion resistance, extending service life in harsh industrial conditions. Application: Forklift bays and outdoor charging stations benefit from improved durability. Feature → Business Impact → Application: Standard packaging and compact dimensions (3.75 in L × 1.63 in W × 1.63 in H) enable easy replacement and space savings. Application: Retrofit projects or new installations with limited panel footprint gain efficiency and inventory simplicity.
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FAQs
The ALS-500 is designed for Bussmann ALS series applications, including stud-mount configurations. For proper mounting and electrical connections, consult the ALS stud-mount fuse data sheet no. 1037 and ensure you use the appropriate holder and torque specs. The fuse length of 3.75 in and standard packaging simplify replacement in existing protection blocks.
ALS-500 is rated for 500 A and 36 Vdc, with non-time-delay protection. It features a non-indicating design, standard packaging, and a compact footprint of 3.75 in length, 1.63 in width, and 1.63 in height. This makes it suitable for high-current DC protection in forklift chargers and similar 36 Vdc systems.
Yes. The ALS-500 is specifically intended for DC protection in forklift charging circuits, with a 36 Vdc rating and 500 A capacity. Its non-indicating design and silver-plated caps support reliable performance in demanding industrial environments like loading docks and warehouse fleets.
The provided data lists Compliances as Not Applicable for ALS-500. In practice, verify region-specific standards such as CE, UL, or local safety marks required for your facility and market. Always consult the official Eaton datasheets and your internal compliance team when deploying in regulated environments.
The ALS-500 offers robust protection that reduces the frequency of damaging overcurrent events, contributing to higher uptime in forklift charging infrastructure. With a non-indicating fuse, maintenance relies on routine inspections rather than indicator checks, while silver-plated caps improve long-term reliability in harsh environments, leading to lower total cost of ownership over the fuse lifecycle.