Test Plug (1077)
Compact. Reliable. Built for Safer CT Testing
The newly redesigned TESCO 1077 Test Plug makes your field testing faster, safer, and more accurate. Frequently used during in-service CT burden testing and current injection for meter verification, it ensures technicians can perform critical work without compromising safety.
Whether you’re working in a meter shop or out in the field, this compact tool delivers secure connectivity, reliable insulation, and the durability you’ve come to expect from TESCO.
Smarter testing. Safer setups. Trusted results.
Description
TESCO’s Test Plug (Catalog No. 1077) is a field-proven tool for fast and safe testing of CT-rated meters. Designed to fit all current test jacks, this compact plug streamlines in-service burden testing and current injection procedures—while eliminating the risk of inadvertently opening CT secondaries.
Key Features:
- 20 Amp Rating (with appropriate leads)
- Contour-Molded Handle: Designed for use with insulated gloves
- Compact, Polarized Design: Simplifies orientation and connection
- Strain-Relieved Leads: Supports long-term durability in the field
- Universal Compatibility: Works with most ANSI standard and mini-style test switches
- Dual Use: Can also function as an insulating plug