Resistance Coil
Product Code : SCL-OS-12276
Engineered for high-stability resistive characterization, the StemAids Resistance Coil serves as a calibrated standard for University and Vocational physics laboratories. Utilizing non-inductively wound precision alloy wire, it ensures thermal stability compliant with international ASTM standards. This unit is optimized for bridge circuits, Ohm’s Law verification, and undergraduate-level electrical metrology where repeatable accuracy is a functional necessity.
Technical Specifications
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Tender Specification |
OEM Technical Detail |
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Material Grade |
High-Dielectric Bakelite Housing with Non-Inductive Alloy Winding |
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Available Resistance Values |
1Ω, 2Ω, 3Ω, 5Ω, 10Ω, 20Ω, 50Ω, 100Ω (Discrete Units) |
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Terminal Type |
Brass Binding Posts (Compatible with 4mm Banana Plugs/Spade Lugs) |
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Thermal Stability |
Low Temperature Coefficient of Resistance (TCR) for minimal drift |
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ISO Compliance Code |
ISO 9001:2015 Manufacturing Standard |
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HS Code |
8533.21 (Fixed electrical resistors for a power handling capacity < 20 W) |
Key Pedagogical Outcomes (Bloom’s Taxonomy Alignment)
Feature: Non-Inductive Winding Architecture Outcome: Minimizes electromagnetic interference during sensitive circuit characterization, supporting Advanced Electromagnetism Module 102 (Analytical Application).
Feature: Discrete Resistance Graduations Outcome: Facilitates student synthesis of complex series and parallel configurations, enabling the empirical verification of Kirchhoff’s Circuit Laws.
Feature: Ruggedized Bakelite Encapsulation Outcome: Ensures long-term dimensional and resistive stability under repetitive institutional use, fostering consistent data acquisition in longitudinal student cohorts.
International Logistics & Compliance
StemAids maintains high OEM readiness for global institutional supply chains and international tender fulfillment:
Packaging: Export-grade seaworthy crating (ISPM-15 compliant); coils are individually vacuum-sealed to prevent oxidation of internal conductive elements during maritime transit.
Documentation: Includes Manufacturer’s Authorization Form (MAF), Certificate of Conformance (CoC), and Technical Data Sheets in English.
Durability: Tropicalized design tested for operation in demanding climates (up to 45°C/90% Humidity), preventing moisture-induced leakage currents.
Direct OEM Sourcing Advantages
Sourcing directly from StemAids ensures vertical integration and definitive factory-direct authority for large-scale procurement:
In-house Precision Calibration: Every resistance coil undergoes NIST-traceable multi-point verification prior to final encapsulation to ensure tolerance compliance.
Batch-tested for Uniform Reliability: Internal windings are subjected to thermal cycling to guarantee resistance stability across variable laboratory ambient temperatures.
Direct Factory Spares Availability: Guaranteed long-term availability of replacement terminal nuts and proprietary alloy wire spools for laboratory maintenance and specialized research applications.
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