Genuine productsFactory-direct, or 10x refund
Equipotential Line Mapping Apparatus (J30051)
Brand：Jinri Lihua ｜ SKU：LT-141620
Request quoteMember price from ¥50.00 (log in) · Factory-direct · OEM/ODM & volume pricing
✓Ships from Shanghai stock✓Shock-proof packing · breakage replacement✓Official invoice✓Volume pricing / net terms
Specifications
| Brand | Jinri Lihua |
|---|---|
| Material | General lab material |
| Options | 1 variants |
Product Details
Key Features
- J30051-standard apparatus for proper equipotential mapping
- Conductive paper + probe pinpoints field distribution
- Null method with a galvanometer is accurate
Applications
- Electrostatic field mapping
- Equipotential vs field-line teaching
- Concretizing electric-field concepts
Usage Tips
- Touch the paper lightly to avoid scratching
- Space points evenly for smooth curves
Selection Guide
- Top pick for exploratory electricity labs
Purchase protection
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Fast dispatchFrom Shanghai Songjiang warehouse
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Breakage coverFree replacement within 48h
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Proper invoiceVAT invoice available
FAQ
What grade levels does this teaching aid suit?
It fits middle and high school classroom demonstrations and group experiments, plus science centers and maker courses; ask us for curriculum matching.
Does it come with instructions?
Yes, basic operating instructions and experiment steps are included; ask customer service for companion handouts or videos.
Is this in stock? How fast do you ship?
Yes, usually in stock. Orders placed on workdays (8:30-17:30 GMT+8) ship within 48 hours from our Shanghai warehouse; for bulk orders please confirm stock and lead time with us first.