INDUSTRY COMPONENT

Grounding Point

A grounding point is a conductive connection point on an ESD-safe work surface that provides a controlled path to earth ground for dissipating electrostatic charges.

Component Specifications

Definition
A grounding point is a critical component of an ESD-safe work surface, typically consisting of a conductive stud, terminal, or plate integrated into the surface material. It serves as the primary interface for connecting the work surface to a verified earth ground point via grounding cords or straps. This component ensures that any electrostatic charges generated on the surface or from personnel/equipment are safely and rapidly dissipated to ground, maintaining the required electrostatic discharge protection environment for sensitive electronic components.
Working Principle
The grounding point operates on the principle of equipotential bonding, creating a common reference point at earth potential. When connected to a proper grounding system, it provides a controlled-resistance path for electrostatic charges to flow safely to ground - a dissipative worksurface is normally specified at 10^6 to 10^9 ohms to ground, with a 1 megohm current-limiting resistor in the ground cord. This prevents charge accumulation that could damage sensitive electronic components through electrostatic discharge events.
Materials
Stainless steel (304 or 316 grade), nickel-plated brass, or conductive polymers with carbon/graphite fillers. Surface contact areas often feature gold or tin plating for improved conductivity and corrosion resistance.
Technical Parameters
ParameterTypical rangeNotes & selection driver
Mounting TypeFlush, surface, or stud-mounted
Current Rating1-5 mA continuous
Surface FinishConductive anodized or plated
Connection Type4mm banana jack, binding post, or threaded stud
Contact Resistance< 1.0 ohm
Resistance To Ground1.0-1.5 x 10^9 ohms
Operating Temperature-20°C to +70°C

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards
ISO 61340-5-1, ANSI/ESD S20.20, IEC 61340-5-1, DIN EN 61340-5-1

Parent Products

This component is used in the following industrial products

Engineering Analysis

Risks & Mitigation
  • Insufficient grounding leading to ESD events
  • Corrosion of contact surfaces increasing resistance
  • Mechanical damage from improper handling
  • Contamination reducing conductivity
FMEA Triads
Trigger: Loose or corroded connection
Failure: Increased resistance to ground
Mitigation: Regular inspection and cleaning, use of corrosion-resistant materials, proper torque application during installation
Trigger: Surface contamination
Failure: Inconsistent grounding performance
Mitigation: Regular cleaning protocols, use of protective caps when not in use, proper workstation maintenance procedures
Trigger: Physical damage
Failure: Complete loss of grounding capability
Mitigation: Recessed mounting designs, protective surrounds, regular visual inspections

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance
Resistance to ground must be maintained between 1.0 x 10^6 and 1.0 x 10^9 ohms per ANSI/ESD S20.20 requirements
Test Method
Surface resistance testing using a megohmmeter with 10V or 100V test voltage, following ANSI/ESD S4.1 or IEC 61340-5-1 procedures

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation
Request current drawings, revision history, and a signed specification sheet.
Manufacturing capability
Verify equipment lists, process limits, capacity, and representative production evidence.
Inspection readiness
Confirm test methods, calibrated equipment, sampling plans, and traceable reports.
Supplier transparency
Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Grounding Point

2 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

SHANDONG ZOBONSOL Co., Ltd.
Shandong, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Listed there as: “Grounding Point”
View source page ↗ zobonpack.com · checked 2026-09-05
Xinchang TuAn Machinery Co., Ltd.
Shanghai, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Listed there as: “Grounding Point”
View source page ↗ grounding-earthing.com · checked 2026-09-04

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

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Frequently Asked Questions

How often should grounding points be tested?

Grounding points should be tested daily before use and whenever the work surface is moved or modified, following ANSI/ESD S20.20 and ISO 61340-5-1 requirements for continuous monitoring of ESD control items.

Can multiple grounding points be used on a single work surface?

Yes, large work surfaces typically require multiple grounding points spaced no more than 1.5 meters apart to ensure uniform grounding potential across the entire surface area.

What maintenance do grounding points require?

Regular cleaning with isopropyl alcohol to remove contaminants, periodic inspection for physical damage, and verification of electrical continuity using a surface resistance tester or megohmmeter.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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