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METRIC PAK BACK PROBING LEAD* - OTC Tools and Equipment

Part #: OT3500-19

The OTC METRIC PAK BACK PROBING LEAD* (OT3500-19) is an essential accessory designed for professional automotive and industrial technicians. This specialized test lead allows for safe and efficient electrical diagnostics on a wide range of metric-sized connectors and terminals, ensuring accurate readings without compromising circuit integrity. It is engineered to provide reliable connections for precise voltage and signal measurements.

Key Features

  • Non-Invasive Diagnostics: Enables technicians to probe electrical circuits from the rear of connectors, eliminating the need to disconnect them and preventing potential damage to terminals or wiring.
  • Metric Compatibility: Specifically designed for use with metric connectors and wiring systems, commonly found in a vast array of modern vehicles and industrial equipment.
  • Secure Connections: Constructed to provide stable and secure electrical contact, ensuring accurate and repeatable measurements during diagnostic procedures.
  • Durable Construction: Manufactured with professional-grade materials for enhanced durability and longevity in demanding shop environments.
  • Versatile Application: Compatible with most standard multimeters, oscilloscopes, and other diagnostic tools, expanding its utility in various testing scenarios.

Applications

This back probing lead is ideal for professional technicians performing a variety of electrical diagnostic tasks. Common applications include testing sensor signals without disconnecting the sensor, verifying voltage at various points in a wiring harness, and diagnosing intermittent electrical issues on metric-equipped vehicles. It is particularly useful for intricate automotive electrical systems where terminal access is limited or where preventing terminal damage is critical.

Only 3 left in stock - order soon

$55.16

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This product was added to our catalog on Sunday 31 May, 2026.

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