Open Air Current Sense Resistor 0.01Ω | Precision Low-Ohmic Shunt
Description
Open Air Current Sense Resistor 0.01Ω | Precision Low-Ohmic Shunt
This open air 0.01Ω current sense shunt resistor is designed for precise high-current monitoring in power supply modules, battery systems, and motor control circuits. With low inductance and excellent thermal dissipation, it enables accurate voltage drop sensing with minimal energy loss. Its open-frame design allows for efficient air cooling, making it ideal for compact PCB layouts and EMS applications requiring precision current feedback.
Key Features of the Open Air Current Sense Resistor
-
Ultra-low 0.01Ω resistance for high-current sensing
-
Open-air frame design for natural heat dissipation
-
Low inductance and excellent pulse handling
-
Suitable for surface-mount or screw-mount installation
-
Ideal for power control, battery packs, and DC systems
Technical Parameters
| Product Nominal: (Similar products: manganese copper wire, tinned copper, copper nickel, etc.) | ||||||||||||||||||
| Type | K | 10 | 10 | 20 | U | |||||||||||||
| Material | wire | Pin pitch | resistance | shape | ||||||||||||||
| Current shunt | K:Constantan | 10:1.0mm | 10:10mm | 20:20mR | U:U type M:M type M2:M2 type LX:Spiral UZ:Folding feet HX:HX |
|||||||||||||
 |
(Orders are available) 1：Wire diameter of”A” 2：Rated current 3：Pin pitch Span of“W” 4：Resistance 5:Other special requirements(board height,foot length,etc.) |
A : wire data meter | ||||||||||||||||
| H : height | ||||||||||||||||||
| H1: pin length | ||||||||||||||||||
| E : Presser foot | ||||||||||||||||||
| W : Pin pitch | ||||||||||||||||||
| 2、Product shape： | |||||||||||
| UType | Uz type | Hx Type | |||||||||
 |
 |
 |
|||||||||
| MType | M 2 Type | LxType | |||||||||
 |
 |
 |
|||||||||
| Test Conditions | Maximum resistance change percentage △R% | ||||||||||
| 1000 hours at 25℃ Loading life 1000 hrs at 25℃ | 1% | ||||||||||
| 100 hrs in moisture | 1% | ||||||||||
| Cycle 1000 times at -40℃-+150℃ | 1% | ||||||||||
| Test Conditions | Maximum resistance change percentage △R% | |||||||||||||||||
| 1000 hours at 25℃ Loading life 1000 hrs at 25℃ | 1% | |||||||||||||||||
| 100 hrs in moisture | 1% | |||||||||||||||||
| Cycle 1000 times at -40℃-+150℃ | 1% | |||||||||||||||||
| Electrical properties：Power Curve & S u r f a c e T e m p e r a t u r e | ||||||||||||||||||
Applications
Battery Management Systems (BMS)
-
Real-time current sensing for lithium-ion or LFP battery packs
-
Supports accurate feedback to BMS controllers
Motor Drives and Inverter Circuits
Used for overload detection and current limiting in industrial motors
Power Supply Modules
Enables precise output current measurement in DC-DC and linear supplies
Compliance & Customization
-
RoHS / REACH compliant
-
Available with custom dimensions, lead lengths, and terminal types
-
OEM & EMS friendly packaging and labeling
Explore more current sense resistors for PCB applications →M-Type Open Air Current Sense Shunt Resistor
