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LF 210-S/SP3 , LF210-S/SP3

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  • MacroQuest Part#LF 210-S/SP3
  • ManufacturerLEM
  • Standard Lead TimeNA
  • Part StatusActive
  • $80.28 - $93.65
    / Pieces
    |
    Pieces(Min. Order)
    1-59 Pieces $93.65
    60-119 Pieces $85.47
    >=120 Pieces $80.28
    Quantity:
    $80.28
    DC: within 2 years
    (26 In Stock)
    $80.25
    LT: 6-8 weeks
    (600 In Stock)
    $0.00
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    No Selected Products
    Payment:
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    Description FAQ Review
    Description

    LF210-S/SP3 Key Highlights: Precision, Speed, Reliability

     

    In everyday industrial current measurement, users often face pain points like inaccurate readings, excessive drift (data still wandering half an hour after startup), slow response that misses transient overshoots, or frequent false triggering due to noise/interference, even sensor burnout from overload.
    The LF210-S/SP3 is designed to perfectly solve these “tough problems”.

    Fluxgate-level accuracy at Hall-effect price:
    This product achieves ±0.2% overall accuracy – a rare high standard in the industry – combined with extremely low thermal drift (offset drift only 0.1% of Ipn). No more worries about measurement errors caused by temperature changes. Its performance directly rivals expensive fluxgate technology but at the cost of a Hall-effect sensor – a true “game changer” for high-precision applications.

    Ultra-fast response, nanosecond capture:
    With response time typically below 0.5 µs and bandwidth DC ~ 100 kHz, even high-order harmonics, sudden load changes in extreme conditions, or millisecond fault spikes cannot escape its “eagle eye”. Even in harsh environments, its closed-loop Hall technology ensures stable, true signal output for DC, AC, and pulsed current measurements (bidirectional and isolated up to 200 A).

    High isolation & extreme environmental resilience:
    The LF210-S/SP3 holds multiple rigorous safety certifications including UL 508. It offers an insulation test voltage of 3.5 kV and impulse withstand voltage of 8.8 kV, ensuring downstream circuitry safety in high-voltage environments. It also supports a -40°C to +85°C wide operating temperature range, with all components tested for life at 105°C and strong EMI immunity – truly rugged and durable.

     

    LF210-S/SP3 Key Specifications (At a Glance)

    Brand/Model: LEM LF210-S/SP3

    Mounting: Panel mount with 15.59 mm diameter aperture

    Rated current: 100 A RMS (measurable range ±200 A)

    Output signal: Instantaneous 100 mA (turns ratio 1:1000), current output

    Supply voltage: External bipolar ±12 V to ±15 V DC

    Core technology: Closed-loop ASIC Hall-effect

     

    LF210-S/SP3 Additional Outstanding Performance

    Excellent linearity±0.05% – ultimate signal fidelity

    High sensitivity1 mA/A current output, easily capturing minute variations

    Safety compliance: RoHS compliant; housing made of UL94-V0 flame-retardant material – safe and reliable

     

    LF210-S/SP3 Core Applications: Built for Demanding Industries

    The LF210-S/SP3 fits a wide range of drives, power supplies, renewable energy, and welding systems:

    Motor drives: Ideal for AC variable frequency drives, servo drives, and static DC motor converters – supports precise vector control.

    Power management systems: Whether UPS, SMPS, batterypowered equipment, or welding power sources – enables accurate monitoring and protection, improving system efficiency and quality.

    Renewable & green energy: Perfectly suited for wind turbine inverters, PV combiner boxes, and MPPT maximum power point tracking systems.

     

    FAQ
    Q
    What is the advantage of MacroQuest?
    A
    Our advantage is that we not only low prices, but we more suited to you.
    Our Keywords is
    New and original parts
    Fast Delivery
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    30-Days returns
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    1 Year Warranty 

    Q: I want to work with MacroQuest because of high quality. But I found your price too high and out of line with the prevailing market level, how should I do?
    A: MacroQuest has been devoted to offer a best price to our customers,if you want to buy it at a cheapper price. Please contact us directly to see if we can negotiate  a cheaper price rate. Or, send us an email with your T/P.
    Simon Hsu
    simon@mymacroquest.com
    Alice Wang
    alice@mymacroquest.com

    Q: Can MacroQuest offer NET terms?
    A: Yes we can. Please contact with your sales manager for more information.

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    -A:You have three ways to request a quote:
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    3.If you have a BOM list or want to email us directly, please contact:
    Simon Hsu
    simon@mymacroquest.com
    Alice Wang
    alice@mymacroquest.com

    Q:Are all the parts new and original?
    -A:Yes, all parts are new and original checked by our quality control department.

    Q:How long is your warranty?
    -A:We offer a 1 year warranty for form fit and function for MacroQuest stock. 


    Q:  Can I use Credit Card/Debit Card payment for my orders on your website?
    -A:Yes, you can. you can pay on our company via Credit Card/Debit Card(Mastercard, Discover, Visa, American EXpress, Diners).

    Please select the first payment method-Paypal, then you will see Credit Card/Debit Card payment button in the lower right corner.



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    Review
    Jessenia
    Jan 25, 2026
    Long-term Cooperation Partner!
    Pattie
    Jun 17, 2025
    A very good Supplier in China
    Jenifer
    May 30, 2025
    Will continue to order, very satisfied.
    Fahim
    May 27, 2023
    Very perfect Supplier
    Reyna
    Mar 04, 2023
    Sspplier delivers fast
     12 
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