Cal-Van Tools Amp Hound 2 72A Clamp-On Automotive Amp Probe, Compact Durable Design

Cal-Van Tools 72 Amp Hound 2 is a clamp-on automotive amp probe that lets technicians measure current and locate parasitic draws without removing fuses or accessing hard-to-reach wiring.

The Amp Hound 2 by Cal-Van Tools is a purpose-built auto accessory created for professional technicians and serious DIYers who need quick, reliable amperage readings. Compact and durable, this tool clamps around circuits to capture current flow, produces an audible tone when contacting fuses, and retains the useful features of the original Amp Hound for component testing and parasitic drain location. Made in the United States and packaged for easy storage, it speeds diagnostics and reduces the need to disassemble vehicle components.

How does the Amp Hound 2 simplify finding parasitic battery drains?

The 72 Amp Hound 2 detects small continuous currents on a circuit by clamping around wires or fuse tabs, allowing you to isolate sources of battery drain without removing components. Its audible tone confirms good contact with the fuse or conductor, speeding up inspections under dashboards and in tight engine compartments.

• Clamp-on design reads current without breaking the circuit
• Audible tone signals secure contact with fuse or wire
• Works on vehicle-specific fittings for faster diagnosis
• Retains features from the original Amp Hound useful for component testing

What measurement range and use cases suit this tool?

Rated up to 72 amps, the Amp Hound 2 handles a range of automotive current checks—from low parasitic draws to heavier accessory loads—making it useful for troubleshooting charging systems, accessory faults, and intermittent electrical problems. It’s designed for in-vehicle testing where access is limited.

• Up to 72 amp capacity for common automotive circuits
• Ideal for parasitic drain detection and component-level checks
• Compact size fits cramped engine bays and dash areas
• Vehicle-specific fit type for accurate, fast measurements

How durable and portable is the Amp Hound 2 for shop use?

Constructed from heavy-duty materials for long service life, the Amp Hound 2 is built to withstand daily shop use and frequent handling. The package is lightweight and compact—measuring approximately 10.0 cm L x 13.2 cm W x 22.8 cm H and weighing about 1.2 lbs—so it’s easy to store in a toolbox or hang on a pegboard when not in use.

• Made in the United States from durable components
• Compact packaging for easy storage and transport
• Designed to tolerate routine professional use
• Includes all key features from the original Amp Hound for consistent performance

Who is this for: The Cal-Van Tools 72 Amp Hound 2 is aimed at automotive technicians, electrical diagnosticians, fleet mechanics, and experienced DIYers who need a reliable clamp-on current probe for in-vehicle troubleshooting. If you regularly hunt parasitic battery drains, perform charging and accessory diagnostics, or need a compact amperage tool that works in tight spaces, this unit offers professional-grade functionality in a portable package.