DS18 FHSANL Square ANL Fuse Holder (0/4-GA In/Out)

Heavy-Duty Square ANL Fuse Holder for High-Output Audio Systems

The DS18 FH-ANL-SQ is a heavy-duty square ANL fuse holder engineered to protect high-power automotive, marine, and powersports audio systems from high-current electrical overloads and short circuits. Designed to accept heavy-gauge power wire, it features high-conductivity solid brass internal contacts and a durable, heat-resistant housing. Designed for inline mounting between your main battery and amplifier, this square fuse holder ensures maximum current delivery, low resistance, and vital circuit protection for high-SPL sound builds.

• High-Current Circuit Protection: Engineered for use with high-capacity ANL fuses to safeguard main power lines, alternators, and high-wattage amplifiers.
• Heavy-Gauge Wire Compatibility: Accommodates large 1/0 AWG or 4 AWG power wire entry and exit for high-amperage audio systems.
• Solid Brass Contact Block: Nickel-plated solid brass internal construction minimizes electrical resistance and prevents corrosion over time.
• Impact-Resistant Protective Cover: High-temperature clear or smoked protective casing insulates live terminals against accidental grounding or electrical shorts.
• Vibration-Proof Wire Clamping: Features deep wire entry ports with heavy-duty set-screws to ensure a tight, secure connection despite vehicle vibration.

• Fuse Type Compatibility: Standard ANL Fuses
• Input Terminal: 1x 1/0 AWG or 4 AWG Wire Entry
• Output Terminal: 1x 1/0 AWG or 4 AWG Wire Exit
• Internal Contact Material: Solid Brass with Nickel Plating
• Enclosure Material: Heat-Resistant Protective Plastic Casing
• Terminal Connection Type: Hex Allen Head Set-Screws
• Application: 12V DC Automotive, Marine, and Powersports Audio Installations