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  • Electric Energy Metering Test Terminal Block and Junction Box 10 Way TTB Test Terminal Blocks, 550 V
  • Electric Energy Metering Test Terminal Block and Junction Box 10 Way TTB Test Terminal Blocks, 550 V
  • Electric Energy Metering Test Terminal Block and Junction Box 10 Way TTB Test Terminal Blocks, 550 V
  • Electric Energy Metering Test Terminal Block and Junction Box 10 Way TTB Test Terminal Blocks, 550 V
Electric Energy Metering Test Terminal Block and Junction Box 10 Way TTB Test Terminal Blocks, 550 V

Electric Energy Metering Test Terminal Block and Junction Box 10 Way TTB Test Terminal Blocks, 550 V

$2.00-$15.00/ Piece|1 Piece/Pieces(Min. Order)
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Electric Energy Metering Test Terminal Block and Junction Box 10 Way TTB Test Terminal Blocks, 550 V

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Electric Energy Metering Connectivity: A 10-way test terminal block and junction box designed for secure, screw-terminal connections in electrical metering systems. Supports up to 550 V, enabling safe and reliable testing of energy meter circuits.
  • Modular Circuit Management: Facilitates easy wiring and reconfiguration of electrical circuits during installation, maintenance, or troubleshooting, with lug terminals for robust power distribution.

Key features

  • 1. Corrosion-Resistant Metal Construction

    • With a corrosion-resistant metal body, ensure long-term durability in harsh electrical environments. The stainless steel or aluminum alloy components resist rust and oxidation, outperforming traditional plastic-based terminal blocks in industrial settings.*

  • 2. Ergonomic Screw Terminal Design

    • With quick-screw terminal design, you can make secure connections without tools, saving installation time by up to 25% compared to manual tightening methods.* The lug-type terminals provide stable electrical contact for reliable performance.

  • 3. High-Voltage 550V Capacity

    • With a 550V voltage rating, handle high-power applications safely, exceeding the 400V limit of standard terminal blocks.* The 10-way configuration allows simultaneous connection of multiple circuits, boosting efficiency in complex energy metering setups.

  • 4. Transparent Housing for Scenario-Specific Use

    • With a transparent polycarbonate housing, you can easily monitor connection status and identify faults during testing, reducing downtime by up to 30% compared to opaque alternatives.* Ideal for commercial and industrial installations requiring quick visual inspections.

  • 5. Compliance with International Safety Standards

    • With certification to IEC/UL standards for electrical safety, ensure regulatory compliance in commercial and industrial use. Meets stricter safety requirements than non-certified models, enhancing reliability and user protection.*

Product details

Electric Energy Metering Test Terminal Block and Junction Box 10 Way TTB Test Terminal Blocks, 550 V

The Electric Energy Metering Test Terminal Block and Junction Box is a 10-way terminal block system designed for secure and organized electrical connections in energy metering applications. Constructed with durable metal terminals (stainless steel/aluminum) housed in a transparent polycarbonate case, it ensures visibility and protection during testing. Rated for 550V, it supports precise screw-terminal connections and is ideal for industrial, utility, or laboratory environments requiring reliable circuit testing and maintenance.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialMetal terminals (stainless steel) + polycarbonate housingWithstands harsh environments while enabling easy visual inspection of connections
Voltage Rating550VEnsures safety in high-voltage metering setups
Terminal TypeScrew terminal block with lug terminalsSecure, adjustable connections for diverse wiring configurations
Terminal Capacity10 terminals in a single rowStreamlined organization for multi-circuit testing
Insulation StandardUL/IEC 60947 complianceMeets global safety certifications for industrial use

Customization guide

Adjustable terminal spacing and customizable labeling on the transparent housing allow users to tailor the block to specific testing protocols or inventory management needs.

Get inspired

Ideal for utility technicians and engineers, this terminal block system simplifies complex metering setups by combining durability, visibility, and modular design—ensuring precision and safety in every connection.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Current Rating63A+20% (75A)+40% (90A)*
Insulation MaterialStandard plasticFlame-retardant PVCHigh-temperature resin
Terminal Capacity10 terminals15 terminals20 terminals

Supplier's note

  1. Technical Breakthroughs:

    • The Pro Model’s high-temperature resin insulation (withstands 125°C) enables use in extreme environments, such as solar power stations.
    • Flame-retardant insulation in the Advanced Model reduces fire risk in industrial facilities.
    • Customizable terminal spacing allows users to adapt layouts for unique wiring configurations.

  2. Version Selection Guide:

    • Base Model: Ideal for small-scale meter testing or residential applications where standard current loads (≤63A) and fewer terminals suffice.
    • Advanced Model: Suitable for industrial plants requiring flame resistance and expanded terminal capacity for multi-circuit setups.
    • Pro Model: Designed for high-demand scenarios like power substations, where elevated current handling and heat resistance are critical. With its 90A rating, it outperforms industry benchmarks by 45%, ensuring reliability under heavy loads.

*Compared to traditional models, the Pro Model’s terminals offer 20% faster screw tightening for rapid installation.

Frequently asked questions

  • Which electric energy metering test terminal block suits high-voltage applications up to 550V?

  • How do I maintain and clean a test terminal block with screw terminals?

  • What are the advantages of screw terminals over spring terminals in metering systems?

  • Can I customize the labeling or configuration of 10-way terminal blocks for my system?

  • Is the 550V terminal block certified for industrial safety standards?

  • How do I install a 10-way test terminal block in an energy metering panel?

  • What materials make the terminal block suitable for long-term use in metering?

  • Are these terminal blocks compatible with existing metering equipment?

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