Rheostat 12 Inches
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Product Code : SCL-OS-12288
The StemAids 12-inch Rheostat is a high-stability linear potentiometer engineered for precise current and voltage control in instructional laboratories. Featuring an oxidized resistance wire wound on a heat-resistant ceramic core, it ensures uniform heat dissipation and linear resistance scaling. Designed for secondary and vocational curricula, it facilitates rigorous experimentation in Ohm’s Law, electrical circuit analysis, and component testing.
Technical Specifications
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Tender Specification |
OEM Technical Detail |
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Structural Core |
Insulated, high-thermal capacity ceramic/porcelain tube |
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Resistance Element |
Oxidized alloy wire wound for uniform linearity and durability |
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Active Length |
300 mm (12 Inches) |
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Terminal Interface |
4mm safety binding posts (Triple-terminal configuration) |
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Slider Assembly |
Compression-fitted metal contact wiper with insulated handle |
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Frame Design |
Heavy-duty die-cast metal supports with chemical-resistant coating |
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HS Code |
8533.29 (Electrical resistors, variable) |
Key Pedagogical Outcomes (Bloom’s Taxonomy Alignment)
Feature: Exposed Wire-Wound Construction Outcome: Enables tactile and visual observation of the relationship between conductor length and resistance, supporting fundamental Electromagnetism comprehension.
Feature: Triple-Terminal Architecture Outcome: Allows students to configure the device as either a variable resistor (rheostat) or a potential divider (potentiometer), promoting complex circuit design and synthesis skills.
Feature: Linear Sliding Mechanism Outcome Facilitates high-resolution manual data collection during V-I characteristic experiments, aligning with advanced-level physics laboratory protocols.
International Logistics & Compliance
StemAids manages global distribution with a focus on instrument integrity and regulatory adherence for international tenders:
Packaging: Export-grade seaworthy crating (ISPM-15 compliant) designed to mitigate transit-induced mechanical misalignment or ceramic fracture.
Documentation: Consignments include Manufacturer’s Authorization Form (MAF), Factory Calibration Certificates, and comprehensive User Manuals in English.
Durability: Tropicalized design tested for operational stability in demanding climates and non-climate-controlled storage (up to 45°C/90% Humidity).
Direct OEM Sourcing Advantages
Procurement through StemAids provides vertical integration benefits that ensure long-term laboratory ROI and technical consistency:
In-house Precision Calibration: Every unit is bench-tested for resistance tolerance and insulation integrity before dispatch.
Batch-Tested Uniformity: Winding tension and wire gauge are strictly monitored across production lots to ensure identical performance across multi-bench installations.
Direct Factory Spares: Immediate availability of OEM replacement sliders, wiper contacts, and ceramic cores to maximize equipment lifecycle in high-use environments.
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