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Home > Line Card > Knowles Syfer > Capacitors > Ceramic Capacitors
Knowles Syfer

Knowles Syfer

- Knowles Syfer (formerly Syfer Technology Limited) is a premier global manufacturer renowned for innovative application specific high-voltage, Hi-Q RF MLCCs and thru-hole/SMT EMI suppression filters. Our comprehensive product range includes; MLCCs include RF/Microwave/ultra-low ESR, high voltage to 12 k VDC, 250 VAC ratings, safety certified SMDs as well as space-grade parts. Our patented StackiCap™ is a unique capacitor assembly designed to achieve high capacitance and high voltage.
Syfer’s EMI filter lineup has SMD feed through capacitors rated to 3 A, SMD C and Pi filters rated to 20 A and X2Y® technology.
The broad Syfer AEC Q200 qualified family features both surface mount EMI filters and high-voltage MLCCs focused on the HEV and EV automotive market.
Worldwide manufacturing operations include a brand new facility in Suzhou, China, equipped with modern equipment to assure consistent, high quality products to meet the growing needs of our global markets.
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Product List

1210Y2500221JCR Image
  • Part#:1210Y2500221JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 1210
  • In Stock:139779
$0.171/pcsRFQ
1825Y6300183KXR Image
  • Part#:1825Y6300183KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 630V X7R 1825
  • In Stock:61209
$0.639/pcsRFQ
1210J1000560FAR Image
  • Part#:1210J1000560FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 100V C0G/NP0 1210
  • In Stock:44023
$0.838/pcsRFQ
1825J0160331GCT Image
  • Part#:1825J0160331GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 16V C0G/NP0 1825
  • In Stock:20940
$1.629/pcsRFQ
  • Part#:0805Y0250330FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 25V C0G/NP0 0805
  • In Stock:90220
$0.244/pcsRFQ
1111Y5001P10HQT Image
  • Part#:1111Y5001P10HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.1PF 500V C0G/NP0 1111
  • In Stock:63389
$0.521/pcsRFQ
1812J0630123MXR Image
  • Part#:1812J0630123MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V X7R 1812
  • In Stock:95703
$0.239/pcsRFQ
1210Y5000271GCR Image
  • Part#:1210Y5000271GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V C0G/NP0 1210
  • In Stock:107403
$0.223/pcsRFQ
1808J0630102JXT Image
  • Part#:1808J0630102JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V X7R 1808
  • In Stock:114253
$0.178/pcsRFQ
1808J0160181JCR Image
  • Part#:1808J0160181JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 16V C0G/NP0 1808
  • In Stock:201203
$0.113/pcsRFQ
1812J1K00390GAT Image
  • Part#:1812J1K00390GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1KV C0G/NP0 1812
  • In Stock:67690
$0.55/pcsRFQ
0805J5000470JAT Image
  • Part#:0805J5000470JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 0805
  • In Stock:236474
$0.08/pcsRFQ
1206Y3000240FQT Image
  • Part#:1206Y3000240FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 300V C0G/NP0 1206
  • In Stock:53976
$0.69/pcsRFQ
0805J2000561FCT Image
  • Part#:0805J2000561FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V C0G/NP0 0805
  • In Stock:65624
$0.286/pcsRFQ
1812Y0630472MET Image
  • Part#:1812Y0630472MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V X7R 1812
  • In Stock:77502
$0.406/pcsRFQ
1812J5K00150KCT Image
  • Part#:1812J5K00150KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 5KV C0G/NP0 1812
  • In Stock:71464
$0.272/pcsRFQ
1210J0250150JFR Image
  • Part#:1210J0250150JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 25V C0G/NP0 1210
  • In Stock:101155
$0.236/pcsRFQ
0805J0251P80DCT Image
  • Part#:0805J0251P80DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 25V C0G/NP0 0805
  • In Stock:380255
$0.056/pcsRFQ
2220J0100334MXR Image
  • Part#:2220J0100334MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 10V X7R 2220
  • In Stock:53675
$0.621/pcsRFQ
2220Y1K00104MXT Image
  • Part#:2220Y1K00104MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 1KV X7R 2220
  • In Stock:43998
$0.709/pcsRFQ
0603J0630101KAR Image
  • Part#:0603J0630101KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 0603
  • In Stock:356801
$0.067/pcsRFQ
1210Y0500103MXR Image
  • Part#:1210Y0500103MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V X7R 1210
  • In Stock:164851
$0.136/pcsRFQ
2220J0160152JCR Image
  • Part#:2220J0160152JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V C0G/NP0 2220
  • In Stock:53295
$0.667/pcsRFQ
1206Y0100101FCT Image
  • Part#:1206Y0100101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 10V C0G/NP0 1206
  • In Stock:80039
$0.294/pcsRFQ
2220J0630125JDT Image
  • Part#:2220J0630125JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 63V X7R 2220
  • In Stock:26851
$1.468/pcsRFQ
1808J0250105KXT Image
  • Part#:1808J0250105KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 25V X7R 1808
  • In Stock:81025
$0.252/pcsRFQ
1808J2K00222KXT Image
  • Part#:1808J2K00222KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 2KV X7R 1808
  • In Stock:127841
$0.182/pcsRFQ
1808J0500333JXR Image
  • Part#:1808J0500333JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V X7R 1808
  • In Stock:127112
$0.158/pcsRFQ
1808Y0500121FFT Image
  • Part#:1808Y0500121FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V C0G/NP0 1808
  • In Stock:58759
$0.571/pcsRFQ
1206Y0630222GCT Image
  • Part#:1206Y0630222GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V C0G/NP0 1206
  • In Stock:118412
$0.189/pcsRFQ
1808Y4K00120KCT Image
  • Part#:1808Y4K00120KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 4KV C0G/NP0 1808
  • In Stock:132324
$0.163/pcsRFQ
1206J0630120FFT Image
  • Part#:1206J0630120FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 1206
  • In Stock:93448
$0.411/pcsRFQ
1111Y1001P00BQT Image
  • Part#:1111Y1001P00BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 100V C0G/NP0 1111
  • In Stock:73155
$0.28/pcsRFQ
1111J100P300HQT Image
  • Part#:1111J100P300HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.3PF 100V C0G/NP0 1111
  • In Stock:68309
$0.49/pcsRFQ
  • Part#:2220Y1K00223KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 1000V X7R 2220
  • In Stock:49679
$0.685/pcsRFQ
1825Y5000223KXT Image
  • Part#:1825Y5000223KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 500V X7R 1825
  • In Stock:61797
$0.628/pcsRFQ
0603J0635P10CQT Image
  • Part#:0603J0635P10CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 63V C0G/NP0 0603
  • In Stock:175654
$0.11/pcsRFQ
1825Y0630821GCT Image
  • Part#:1825Y0630821GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 1825
  • In Stock:25013
$1.508/pcsRFQ
1206Y0500391GFT Image
  • Part#:1206Y0500391GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V C0G/NP0 1206
  • In Stock:100070
$0.238/pcsRFQ
0603Y2000331JDT Image
  • Part#:0603Y2000331JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V X7R 0603
  • In Stock:315777
$0.075/pcsRFQ
1808Y0250184JDT Image
  • Part#:1808Y0250184JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 25V X7R 1808
  • In Stock:60820
$0.356/pcsRFQ
0805J2500121KFR Image
  • Part#:0805J2500121KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V C0G/NP0 0805
  • In Stock:194627
$0.099/pcsRFQ
1812J1K00330JAT Image
  • Part#:1812J1K00330JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1KV C0G/NP0 1812
  • In Stock:77302
$0.386/pcsRFQ
1210J1000332GCR Image
  • Part#:1210J1000332GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V C0G/NP0 1210
  • In Stock:73018
$0.328/pcsRFQ
  • Part#:1210Y1000153JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:160708
$0.15/pcsRFQ
0805J2000332JDR Image
  • Part#:0805J2000332JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V X7R 0805
  • In Stock:190132
$0.109/pcsRFQ
0805J1000240KQT Image
  • Part#:0805J1000240KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 100V C0G/NP0 0805
  • In Stock:138811
$0.162/pcsRFQ
2220J2K00223JXR Image
  • Part#:2220J2K00223JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 2KV X7R 2220
  • In Stock:43416
$0.869/pcsRFQ
1808Y1K50271JCT Image
  • Part#:1808Y1K50271JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.5KV C0G/NP0 1808
  • In Stock:113396
$0.185/pcsRFQ
1111Y2K03P00HQT Image
  • Part#:1111Y2K03P00HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 2000V C0G/NP0 1111
  • In Stock:45731
$0.709/pcsRFQ
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