Insment KS-A14 Rigid Test Finger (IEC 61032 Probe 11)
| Key | Brand: Insment |
|---|---|
| Model | KS-A14 |
| Origin | Shanghai, China |
| Compliance | GB 4706.1, GB 2099.1, IEC 61032:2019 Clause 11, UL 60335-1 |
| Applied Force Options | 10 N, 20 N, 30 N, 40 N, 50 N |
| Material | Stainless Steel (AISI 304), Electroplated Nickel Surface |
| Tip Radius | 5 mm ± 0.1 mm |
| Articulation | Fixed-angle rigid probe, non-articulated |
| Diameter | 12 mm (cylindrical shaft) |
| Length | 100 mm (total usable length) |
Overview
The Insment KS-A14 Rigid Test Finger is a precision-engineered compliance tool designed in strict accordance with Clause 11 of IEC 61032:2019 (“Protection against mechanical hazards – Probes for verification of protection provided by enclosures”) and referenced standards including GB 4706.1–2012 (equivalent to IEC 60335-1), GB 2099.1–2022 (equivalent to IEC 60884-1), and UL 60335-1. It functions as a standardized mechanical probe to assess the effectiveness of enclosure-based protection against finger access to hazardous live or moving parts in household and similar electrical appliances. Unlike articulated test fingers (e.g., IEC 61032 Probe 1), the KS-A14 implements a fixed-geometry, non-flexible design—specifically replicating the dimensions, mass distribution, and contact profile of a human adult index finger under controlled force application. Its primary purpose is to verify IP2X-level ingress protection (i.e., protection against solid objects ≥12.5 mm in diameter) and evaluate accessibility to hazardous zones during routine safety certification testing.
Key Features
- Manufactured from high-grade AISI 304 stainless steel with uniform nickel electroplating, ensuring long-term dimensional stability, corrosion resistance, and surface hardness compliant with IEC 61032 mechanical durability requirements.
- Precision-machined tip radius of 5.0 mm ± 0.1 mm and consistent 12 mm cylindrical shaft diameter—verified via traceable metrology and certified calibration documentation upon request.
- Integrated force-application interface compatible with standard universal testing machines (UTMs) or dedicated force-controlled test stands; supports discrete static loading at 10 N, 20 N, 30 N, 40 N, and 50 N—covering both minimum regulatory thresholds and higher-force verification scenarios per Annex H of IEC 60335-1.
- No moving joints or elastic elements: maintains geometric fidelity throughout repeated use, eliminating hysteresis or deformation-related measurement drift.
- Designed for repeatable positioning and alignment using ISO/IEC 17025-accredited fixture systems; includes reference datum marks for angular orientation control during horizontal/vertical insertion tests.
Sample Compatibility & Compliance
The KS-A14 is intended for use on enclosures, grilles, ventilation openings, and access panels of Class I and Class II appliances rated up to 1000 V AC or DC. It is routinely deployed in accredited laboratories performing CB Scheme, CE marking (LVD Directive 2014/35/EU), UKCA, and FCC Part 15B safety evaluations. The probe satisfies mandatory test requirements under national transpositions of IEC 61032—including CNCA-C07-01:2023 (China Compulsory Certification for household appliances) and EN 61032:2019 (EU harmonized standard). All units are supplied with a Declaration of Conformity referencing IEC 61032:2019 Ed.3 and supporting metrological traceability to NIM (National Institute of Metrology, China) or equivalent NMIs.
Software & Data Management
While the KS-A14 itself is a passive mechanical probe, its integration into automated test workflows requires synchronization with force-monitoring software compliant with ISO/IEC 17025:2017 clause 7.7.2 (control of equipment software). When used with calibrated load cells and programmable test stands (e.g., ZwickRoell, Instron, or MTS platforms), data acquisition systems must provide audit-trail functionality, user-access controls, and electronic record retention aligned with FDA 21 CFR Part 11 and GLP/GMP documentation standards. Insment provides optional digital calibration certificates with unique serial-numbered metadata and uncertainty budgets for laboratory quality management systems (QMS).
Applications
- Verification of enclosure protection for power supplies, switchgear, consumer electronics housings, and kitchen appliances per IEC 60335-1 Section 8.1.1.
- Pre-compliance screening of molded plastic covers, metal mesh guards, and snap-fit panels prior to third-party certification.
- Root-cause analysis of failed accessibility tests during design validation (DVT) and production line QA sampling.
- Training and internal auditor qualification in conformity assessment bodies (CABs) and manufacturer in-house labs.
- Supporting technical documentation for EU Declaration of Conformity and UL Follow-Up Service reports.
FAQ
Does the KS-A14 comply with the latest edition of IEC 61032?
Yes—the KS-A14 conforms fully to IEC 61032:2019 Edition 3, including dimensional tolerances, material specifications, and functional performance criteria defined in Clause 11.
Is calibration certification included with purchase?
A factory calibration report is supplied with each unit; full ISO/IEC 17025 calibration with uncertainty budget is available upon request and traceable to national metrology institutes.
Can this probe be used for UL 508A industrial control panel testing?
No—UL 508A references different probe geometries (e.g., UL Standard Gauge Probes); the KS-A14 is specific to IEC 61032 Clause 11 and appliance safety standards.
What is the recommended recalibration interval?
Annual recalibration is advised for laboratories operating under ISO/IEC 17025; intervals may be adjusted based on usage frequency and risk assessment per ILAC-G24:2021.
Are replacement tips or refurbishment services available?
Insment offers certified refurbishment and tip replacement with full revalidation documentation to maintain compliance integrity across the probe’s service life.
