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  • Cost
    Reduction
  • Min Order From 1 PCS
  • 365 Days Warranty
  • 12 Hours Quotation
Product Specifications
  • AttributesAttribute Value
  • ManufacturerECS Inc. International
  • CategoryFilters
  • PackagesBulk
  • Standard Quantity50
  • Description21.4 MHz Center 850 Ohms Monolithic Crystal Filter Through Hole 2.5dB 7.5 kHz
  • Package / CaseHC-49/U
  • Size / Dimension0.437" L x 0.185" W (11.10mm x 4.70mm)
  • Mounting TypeThrough Hole
  • Operating Temperature-20°C ~ 70°C
  • Insertion Loss2.5dB
  • Ripple1dB
  • Height (Max)0.441" (11.20mm)
  • Impedance850 Ohms
  • Frequency - Center21.4 MHz
  • Bandwidth7.5 kHz
  • Number of Poles4

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Quality and Reliability

We supply 100% original and brand-new ECS-21K-7.5B from ECS Inc. International only.

Hard Find Electronics Tech Limited is committed to achieving the highest levels of quality to meet and exceed customer requirements. We have built a network of trusted suppliers and assembled a team of experienced professionals to serve our customers better. Our rigorous 3-step quality control process ensures that you receive the best possible service and products. All components supplied by us come with a 365-day quality warranty, guaranteeing your satisfaction and confidence in our products.

Order Guide
  • RFQ
    Source at least two reliable suppliers
  • QUOTE
    Information checking available/price/condition
  • QC PROCESS
    3-Step Quality Control and Professional Third-Party Test
  • SHIPMENT
    FedEx, DHL, UPS, TNT
In Stock: 99
Please send an RFQ for instant price and inventory.
 Fast Shipping

QUANTITY

Multiples of 1

MORECustomer Reviews
  • Da***id 
    Good!
  • Pe***er 
    The goods arrived, it looks good! Thanks.
  • Mi***rl 
    Received quickly. Everything was working fine.
  • Ch***er 
    It came very quickly, everything works fine
  • Hy***ek 
    Thank you very much for arranging the shipment so quickly.

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Hard-to-find Electronic Components Distributor
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ECS Inc. International

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In Stock: 99 | For reference only.