















The ATO® FHA Series 32V In-Line Blade Fuse Holder enables versatile automotive fusing thanks to wire leads that ensure simple in-line installation. The standard version is compatible with ATO® blade fuses up to 20 amps, while the heavy-duty version accepts ATO® blade fuses up to 30 amps. A heat-resistant body and tin-plated copper alloy contacts provide durability for use in automotive environments.
Smart Glow versions of the ATO® FHA Series blade fuse holder feature a natural-colored PVC housing so you can see when an installed Smart Glow fuse is blown. The Smart Glow versions also feature UL 1015 wire leads.
- Accepts ATO® blade fuses (sold separately unless indicated) up to 20 amps (standard) or up to 30 amps (heavy-duty)
- Heat-resistant thermoplastic fuse holder body
- Two GXL wire leads (standard and heavy-duty), green GPT leads, or UL 1015 wire leads (Smart Glow) enable simple in-line fuse installation
- Tin-plated copper alloy contacts for corrosion resistance
ATO - FHA Parts
Filters
Part Number | Actions | Fuse Style/Series | Mounting Method | Fuse Type | Holder Family | Current Rating Max (A) | Voltage Rating (V) |
---|
Part Number | Actions | Fuse Style/Series | Mounting Method | Fuse Type | Holder Family | Current Rating Max (A) | Voltage Rating (V) | |
---|---|---|---|---|---|---|---|---|
In-Line Fuse Holder | ATO | 30 | ||||||
In-Line Fuse Holder | ATO | 30 | 32 | |||||
In-Line Fuse Holder | ATO | 20 | 32 | |||||
In-Line Fuse Holder | ATO | 20 | 32 | |||||
In-Line Fuse Holder | ATO | 20 | 32 | |||||
In-Line Fuse Holder | ATO | 30 | 32 | |||||
In-Line Fuse Holder | ATO | 20 | 32 | |||||
In-Line Fuse Holder | ATO | 20 | 32 | |||||
In-Line Fuse Holder | ATO | 30 | 32 | |||||
In-Line Fuse Holder | ATO | 30 | 32 | |||||
ATO - FHA Applications
- Accessory Lighting (Standard-Duty)
- Panel Displays/Electronics (Standard-Duty)
- Air Conditioners / Blower Motors (Heavy-Duty)
Series: ATO - FHA Resources

Littelfuse-Commercial Vehicle Catalog
Find electronic components for trucks, buses, and construction, agricultural, marine, material handling, recreational, and marine vehicles.

Fuse Holder Brochure
Find solutions for securing, protecting, and connecting fuses used for overcurrent protection in passenger and commercial vehicles.