What are Prepayment Meter Shunts?
Prepayment Meter Shunts are professional meter-grade current sensing components specially designed for prepaid energy metering systems. Manufactured with high-purity manganin-copper alloy and precision stamping & welding technology, these shunts feature ultra-low TCR, stable resistance value, and high measurement accuracy, ensuring long-term reliable billing data for prepayment meters. Our real product images display bar-type structure, terminal size, and welding details for customer reference. As a professional latching relay parts and meter shunt manufacturer since 1990, we support full OEM customization on size, resistance, and terminal structure, stable mass production capacity, 7-15 days fast delivery, and free test samples for global meter OEM clients.
Key Technical Specifications & Material Composition of Electric Meters Manganin Shunt
| Technical Parameter | Specification Details |
|---|---|
| Resistance Range | 20μΩ to 500μΩ (Customizable) |
| Resistance Tolerance | ±1%, ±2%, or Custom Precision |
| Temperature Coefficient (TCR) | ＜ 20 ppm/K (-40°C to +85°C) |
| Rated Current Support | 10A, 20A, 60A, 80A, 100A, up to 120A |
Outstanding Features & Advantages of Electrical Meter Shunt
Superior Electron Beam Welding (EBW)
Creates a flawless metallurgical bond between the manganin resistive element and copper terminals, minimizing contact resistance and avoiding hot spots.
Ultra‑Low Temperature Coefficient (TCR)
Manganin Shunt for Electronics Meter maintains steady electrical resistance across wide thermal fluctuations, preventing measurement errors in outdoor or high‑temperature metering cabinets.
High Mechanical Strength
Manganin Shunt Resistor for Electrical Meter withstands high surge currents, short‑circuit impulses, and mechanical vibrations common in smart grid infrastructure.
Custom Design Capabilities
Electric Meters Manganin Shunt supports tailor‑made dimensions, mounting hole patterns, and terminal configurations to fit diverse PCB layouts and magnetic latching relay structures.
Packaging and Transportation of E-Beam Welding Manganin Electrical Shunt
| Protective Packaging | Each Cable Wire Shunt Resistor is individually packaged with anti-static and moisture-resistant materials to protect it from environmental damage during shipping. |
| Bulk Shipping Options | For large orders, the shunts are packed in reinforced boxes or crates designed to prevent movement and damage, ensuring they arrive safely at their destination. |
| Space-Efficient Design | The packaging is optimized to reduce volume while providing maximum protection, which lowers transportation costs and enhances logistical efficiency. |
| Real-Time Tracking | We provide real-time tracking and shipment updates, ensuring that our customers are informed about the status of their orders throughout the delivery process. |
Frequently Asked Questions about EBW Manganin Shunts for Electronic Meters
Why use Electron Beam Welding Shunt Resistors for prepayment energy meters?
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Manganin alloy has ultra-low TCR and stable resistance performance. It ensures long-term accurate billing measurement for prepaid meters, effectively avoiding metering errors caused by temperature changes and aging.
Can Apollo customize Manganin Shunt for Energy Meter based on our specific electrical and dimensional drawings?
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Yes, absolutely. We offer full OEM/ODM customization services. You can provide your CAD drawings, required resistance values (e.g., 50μΩ, 100μΩ), and current ratings, and our engineering team will deliver prototypes within days.
What accuracy level can your Resistor Manganese Shunt for Electric Meter achieve?
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Our prepayment meter shunts are meter-grade components with stable precision, fully meeting the accuracy requirements of civil and commercial prepaid energy meter billing standards.
How do you ensure high accuracy and low TCR in mass production?
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We utilize high‑precision CNC stamping, advanced automated electron beam welding machines, and rigorous thermal aging tests. Every batch undergoes 100% resistance sorting and calibration to guarantee compliance with tight TCR and tolerance standards.
Do you provide free samples for meter testing?
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Free evaluation samples are available for qualified meter manufacturers. Customers only need to bear the freight cost to verify product accuracy and assembly performance.
contact us
Partner with Apollo's direct manufacturing facility to secure Prepayment Meter Shunts with guaranteed low TCR and rapid prototype turnaround-contact our engineering team today for an instant quote.
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