Standard & CustomDC Shunt Resistors
Precision manganin shunts for industrial power equipment, welding machines, DC switchgear, battery systems, and test applications.
Choose the Right DC Shunt
To recommend a suitable shunt, we need to understand your electrical specifications, installation conditions, and application requirements.
Rated Current & Application
Specify the continuous current, possible peak or overload conditions, and the equipment in which the shunt will be used.
Voltage Drop
Confirm the required rated output, such as 50mV, 60mV, 75mV, or 100mV, according to your measuring instrument or control system.
Accuracy & Operating Conditions
Tell us your required accuracy class, ambient temperature, duty cycle, and any long-term stability requirements.
Dimensions & Mounting
Provide the available installation space, terminal configuration, mounting-hole positions, or an existing drawing or sample.
Not sure which model fits your application?
DC Shunt Product Series
Explore our established DC shunt designs for industrial power equipment, welding machines, switchgear, battery systems, test equipment, and current-measurement applications.
FL-2 Standard DC Shunts
A widely used standard DC shunt design featuring reliable structure, stable performance and flexible application compatibility. Suitable for industrial power systems, battery applications and high-current measurement equipment.
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FL-2F Flat-Type DC Shunts
Designed with a flat structure for compact installation environments. Provides convenient integration where mounting height and space optimization are critical.
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FL-19 Welding Machine Shunts
Developed for welding machines and high-frequency power environments. The optimized structure helps reduce signal interference and maintain stable current measurement under demanding conditions.
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FL-27 Precision DC Shunts
Designed for laboratory testing, calibration equipment and precision measurement applications where high accuracy and long-term stability are required.
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FL-29 High-Current DC Shunts
A practical solution for large current measurement applications requiring reliable performance and cost efficiency.
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FL-39 Heavy-Duty DC Shunts
Designed for high-current applications requiring stable operation and competitive cost. Suitable for industrial equipment and power systems.
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FL-21 Industrial DC Shunts
A proven shunt design widely adopted by industrial customers, offering stable performance and compatibility with various electrical systems.
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FL-RS DC Shunts
Designed based on Russian market requirements and commonly used installation standards for industrial power applications.
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FL-CR DC Shunts
Featuring a compact structural design commonly used in Korean industrial applications, suitable for high-current measurement systems.
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FL-US DC Shunts
Designed with a structure commonly used in North American applications, providing reliable integration for industrial and power systems.
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FL-IN DC Shunts
Developed for Indian market requirements, providing a practical solution for industrial current measurement applications.
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Customized DC Shunts
Tailored DC shunt solutions engineered to meet specific mechanical dimensions, current ratings, and unique integration requirements for specialized projects.
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TD-15 Compact DC Shunts
Designed with a compact base-mounted structure, TD-15 provides reliable current measurement while improving mechanical stability and heat dissipation. Suitable for equipment with limited installation space and compact power systems.
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DC Shunts for Energy Systems
Developed for new energy applications including battery systems, energy storage and renewable power equipment. Designed to provide stable current measurement under continuous operating conditions.
View Details →Need a Different DC Shunt Configuration?
We can customize current ratings, voltage drops, dimensions, terminals, mounting holes, materials, markings, and packaging based on your specifications.
Send us your drawing, technical requirements, or reference sample for review.
DC Shunt Applications
Conventional DC shunts are used for external current measurement and system-level monitoring across industrial power equipment, battery systems, switchgear, welding machines, and test applications.
Industrial Power Equipment
Current measurement and monitoring in industrial power supplies, control equipment, rectifiers, and high-current electrical systems.
Welding Equipment
Stable current-signal output for welding machines, inverter welders, and other equipment operating under high-current and electrically noisy conditions.
DC Switchgear & Distribution
Current monitoring in DC switchgear, distribution panels, protection cabinets, and industrial power-distribution systems.
Battery & Energy Storage Systems
External current measurement for battery banks, energy-storage equipment, charging systems, and system-level power monitoring.
Power Conversion Equipment
Current measurement in rectifiers, industrial chargers, UPS systems, inverters, and other AC/DC or DC/DC power-conversion equipment.
Test & Calibration Equipment
Reference current measurement in electrical test benches, calibration systems, laboratories, and metrology equipment.
Not sure which shunt fits your equipment?
Tell us your application, rated current, voltage drop, installation space, and required quantity. We will help you identify a suitable series.
DC Shunt Technical Options
Electrical performance and available specifications vary by model, current rating, structure, and operating conditions. The following options represent common configurations across our DC shunt series.
| Specification | Common Options |
|---|---|
| Rated Current | Multiple current ratings available by model |
| Rated Voltage Drop | 40mV / 50mV / 60mV / 75mV / 100mV |
| Accuracy Class | Model- and current-dependent; higher-precision options available on selected series |
| Resistive Element | Manganin or other approved resistance alloys depending on design |
| Terminal Material | Copper, brass, or other specified conductive materials |
| Overload Capability | Confirmed according to model, rated current, duration, and installation conditions |
| Mounting Configuration | Base-mounted, flat type, compact type, multi-terminal, and customized structures |
| Customization | Current rating, voltage drop, dimensions, terminals, mounting holes, marking, and packaging |
Specifications shown above are common options and do not apply to every model. Final performance should be confirmed according to the selected series, rated current, installation method, and operating conditions.
Temperature Coefficient Performance
Manganin resistive elements provide stable resistance characteristics and minimize measurement deviation across operating temperatures.
Power Derating Performance
Rated power capability varies with ambient temperature to ensure safe operation under different thermal conditions.
Need Model-Specific Technical Data?
Send us the required model or provide your rated current, voltage drop, accuracy, dimensions, application, and quantity.
We will confirm the available specifications and provide the corresponding technical information.
Custom DC Shunt Engineering
Need a shunt with different dimensions, terminals, mounting holes, current rating, or voltage drop? Send us your drawing, specifications, or reference sample for technical review.
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Specification Review
We review the required current rating, voltage drop, accuracy, dimensions, mounting method, operating conditions, and quantity before recommending a suitable structure.
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Structural Customization
Dimensions, terminals, mounting holes, conductive materials, resistance elements, markings, and installation structures can be adjusted according to project requirements.
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Prototype & Validation
Prototype samples can be produced for dimensional confirmation, installation review, electrical testing, and application validation before batch production.
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Production Transfer
After sample approval, confirmed specifications, inspection requirements, markings, and packaging details are transferred into controlled batch production.
Manufacturing & Quality Control
From material preparation and component joining to electrical calibration and final inspection, our production process is controlled to support consistent DC shunt performance from prototypes to batch orders.
Material Preparation & Machining
Conductive terminals, resistance elements, bases, mounting holes, and related components are processed according to confirmed drawings and dimensional requirements.
Joining & Assembly
Resistance elements and conductive terminals are joined and assembled using processes selected according to the product structure, material, and electrical requirements.
Electrical Calibration & Testing
Resistance value, rated voltage drop, output stability, and other required electrical characteristics are checked according to the confirmed product specifications.
Final Inspection & Packing
Dimensions, terminals, mounting structure, markings, appearance, quantity, and packaging requirements are verified before shipment.
Material Compliance Documentation
Material test reports and compliance-related documents are available for selected DC shunt models and material configurations.
Document applicability should be confirmed according to the product model, material configuration, destination market, and customer requirements.
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RoHS Documentation
Restricted-substance test reports or declarations are available for selected DC shunt models and confirmed material configurations.
Applicability should be verified against the specific model and production materials. -
REACH-Related Documentation
Material declarations or substance-screening reports may be provided for selected product configurations upon request.
Final REACH obligations and document requirements should be confirmed according to the product, supply chain, and destination market. -
California Proposition 65 Documentation
Material screening or evaluation documents may be available for selected configurations intended for the California market.
Whether a Proposition 65 warning is required depends on the listed chemicals, exposure level, product configuration, and applicable requirements.
DC Shunt FAQs
Common questions from engineers and purchasing teams about DC shunt selection, customization, production, testing, and documentation.
What information should I provide for product selection or customization?
Please provide the rated current, voltage drop, accuracy requirement, dimensions, mounting method, operating conditions, application, and estimated quantity.
You can also send us an existing drawing, datasheet, reference photo, or physical sample. We will review the information and recommend a standard series or confirm the feasibility of a customized design.
What is the difference between conventional DC shunts and electron beam welded shunts?
Conventional DC shunts are commonly used for external current measurement in industrial power equipment, welding machines, switchgear, test systems, and battery equipment.
Electron beam welded shunts are generally more compact and are commonly integrated into busbars, battery-management systems, energy-storage equipment, and power-electronics assemblies.
The suitable structure depends on the current range, resistance value, installation space, connection method, and application requirements.
Can you support prototypes and batch production?
Yes. Prototype samples can be arranged for dimensional confirmation, installation review, electrical testing, and application validation before batch production.
Sample cost, quantity, testing requirements, and production schedule are confirmed after the technical specifications have been reviewed.
How do you support product consistency and quality control?
Confirmed drawings, materials, resistance elements, joining processes, inspection requirements, markings, and packaging specifications are controlled during production.
Electrical and dimensional inspections are performed according to the selected model and agreed order requirements. Inspection records may be provided when specified in advance.
What is the typical production lead time?
Lead time depends on the selected model, specifications, customization requirements, quantity, testing, and material availability.
Please provide your required quantity and target delivery date so that we can confirm a realistic sample and production schedule.
Can you provide test reports and compliance documents?
Test reports, inspection records, material declarations, or compliance-related documents may be available for selected models and material configurations.
Please provide the product model, destination market, quantity, and required document. We will confirm availability and applicability before the order is finalized.
Tell Us What You Need
Send us your application, rated current, voltage drop, dimensions, or existing model reference. We will help you identify a suitable standard series or customized design.
Nanjing, China
Request a DC Shunt Quote
Provide the information available at this stage. If some specifications are not yet confirmed, tell us about the equipment and application.