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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

0603Y0160392JDT Image
  • Part#:0603Y0160392JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V X7R 0603
  • In Stock:212872
$0.088/pcsRFQ
1206J5000680KQT Image
  • Part#:1206J5000680KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V C0G/NP0 1206
  • In Stock:87882
$0.243/pcsRFQ
1812J0160474KDR Image
  • Part#:1812J0160474KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 16V X7R 1812
  • In Stock:72999
$0.481/pcsRFQ
1206J6301P20DCT Image
  • Part#:1206J6301P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 630V C0G/NP0 1206
  • In Stock:277194
$0.081/pcsRFQ
1206J0500563KDR Image
  • Part#:1206J0500563KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 50V X7R 1206
  • In Stock:160268
$0.118/pcsRFQ
1206Y3000271GQT Image
  • Part#:1206Y3000271GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 300V C0G/NP0 1206
  • In Stock:78376
$0.437/pcsRFQ
0805Y0630153MER Image
  • Part#:0805Y0630153MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V X7R 0805
  • In Stock:237570
$0.089/pcsRFQ
1808Y5000683MDR Image
  • Part#:1808Y5000683MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 500V X7R 1808
  • In Stock:77995
$0.286/pcsRFQ
1808J0500561JCT Image
  • Part#:1808J0500561JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V C0G/NP0 1808
  • In Stock:180613
$0.132/pcsRFQ
2220Y2500122FFT Image
  • Part#:2220Y2500122FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 250V C0G/NP0 2220
  • In Stock:8548
$4.286/pcsRFQ
1812J2K50820KCT Image
  • Part#:1812J2K50820KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 2.5KV C0G/NP0 1812
  • In Stock:73659
$0.268/pcsRFQ
1812J6300683MXR Image
  • Part#:1812J6300683MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 630V X7R 1812
  • In Stock:86369
$0.263/pcsRFQ
2220J6K00560GCT Image
  • Part#:2220J6K00560GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 6KV C0G/NP0 2220
  • In Stock:67293
$0.548/pcsRFQ
1206Y1000100GAR Image
  • Part#:1206Y1000100GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 100V C0G/NP0 1206
  • In Stock:101611
$0.203/pcsRFQ
1111Y1K04P70HQT Image
  • Part#:1111Y1K04P70HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 1KV C0G/NP0 1111
  • In Stock:29776
$1.097/pcsRFQ
1825J2K50680FCR Image
  • Part#:1825J2K50680FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 2.5KV C0G/NP0 1825
  • In Stock:16431
$1.834/pcsRFQ
1206J2500271MDT Image
  • Part#:1206J2500271MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V X7R 1206
  • In Stock:210466
$0.091/pcsRFQ
1825J5K00100JCT Image
  • Part#:1825J5K00100JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 5KV C0G/NP0 1825
  • In Stock:70229
$0.297/pcsRFQ
1206Y2000130FQT Image
  • Part#:1206Y2000130FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 13PF 200V C0G/NP0 1206
  • In Stock:43141
$0.899/pcsRFQ
2225Y2000560FFR Image
  • Part#:2225Y2000560FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 200V C0G/NP0 2225
  • In Stock:8049
$4.917/pcsRFQ
1808Y3K00220FCT Image
  • Part#:1808Y3K00220FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 3KV C0G/NP0 1808
  • In Stock:76908
$0.405/pcsRFQ
0805Y5000120KFT Image
  • Part#:0805Y5000120KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 0805
  • In Stock:245330
$0.082/pcsRFQ
1808Y0250153FFR Image
  • Part#:1808Y0250153FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V C0G/NP0 1808
  • In Stock:38365
$1/pcsRFQ
1206J1K50271JXR Image
  • Part#:1206J1K50271JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.5KV X7R 1206
  • In Stock:171517
$0.137/pcsRFQ
1812Y0250333FCT Image
  • Part#:1812Y0250333FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 25V C0G/NP0 1812
  • In Stock:21828
$1.569/pcsRFQ
1812J2000391KAR Image
  • Part#:1812J2000391KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V C0G/NP0 1812
  • In Stock:85233
$0.38/pcsRFQ
1206J2500120FFT Image
  • Part#:1206J2500120FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 250V C0G/NP0 1206
  • In Stock:74044
$0.424/pcsRFQ
2211JA250680KCRSP Image
  • Part#:2211JA250680KCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 2211
  • In Stock:74813
$0.502/pcsRFQ
0805J0630273JDT Image
  • Part#:0805J0630273JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V X7R 0805
  • In Stock:172479
$0.121/pcsRFQ
1825Y2500120JCT Image
  • Part#:1825Y2500120JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 250V C0G/NP0 1825
  • In Stock:37610
$0.977/pcsRFQ
1210Y5000152GAT Image
  • Part#:1210Y5000152GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V C0G/NP0 1210
  • In Stock:102114
$0.382/pcsRFQ
1210J0500824MXT Image
  • Part#:1210J0500824MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 50V X7R 1210
  • In Stock:80091
$0.292/pcsRFQ
0505J063P200DQT Image
  • Part#:0505J063P200DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.2PF 63V C0G/NP0 0505
  • In Stock:136771
$0.171/pcsRFQ
1812Y2500390FFR Image
  • Part#:1812Y2500390FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 1812
  • In Stock:21283
$1.416/pcsRFQ
1812Y6300393MXR Image
  • Part#:1812Y6300393MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 630V X7R 1812
  • In Stock:82783
$0.278/pcsRFQ
1808Y1K50392KXR Image
  • Part#:1808Y1K50392KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1.5KV X7R 1808
  • In Stock:138068
$0.165/pcsRFQ
0603J0630150FFT Image
  • Part#:0603J0630150FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 0603
  • In Stock:88086
$0.249/pcsRFQ
0603Y0160222KDR Image
  • Part#:0603Y0160222KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 16V X7R 0603
  • In Stock:302287
$0.071/pcsRFQ
1825Y2000472GCR Image
  • Part#:1825Y2000472GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V C0G/NP0 1825
  • In Stock:20244
$1.62/pcsRFQ
1825J6300223MXT Image
  • Part#:1825J6300223MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 630V X7R 1825
  • In Stock:56485
$0.537/pcsRFQ
1210J1K00270JCT Image
  • Part#:1210J1K00270JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1KV C0G/NP0 1210
  • In Stock:171766
$0.128/pcsRFQ
0805J0500100KFR Image
  • Part#:0805J0500100KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 50V C0G/NP0 0805
  • In Stock:284887
$0.074/pcsRFQ
1210Y2500223MXR Image
  • Part#:1210Y2500223MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 250V X7R 1210
  • In Stock:141209
$0.147/pcsRFQ
1808J0250561FFR Image
  • Part#:1808J0250561FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V C0G/NP0 1808
  • In Stock:71289
$0.53/pcsRFQ
1812Y1K20101GCT Image
  • Part#:1812Y1K20101GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1.2KV C0G/NP0 1812
  • In Stock:64120
$0.509/pcsRFQ
2220J0160101KFR Image
  • Part#:2220J0160101KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V C0G/NP0 2220
  • In Stock:28833
$1.031/pcsRFQ
1210J0630562KXR Image
  • Part#:1210J0630562KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V X7R 1210
  • In Stock:165456
$0.141/pcsRFQ
1812JA250681KXRPY2 Image
  • Part#:1812JA250681KXRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V X7R 1812
  • In Stock:89191
$0.404/pcsRFQ
0805J5001P20BAT Image
  • Part#:0805J5001P20BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 500V C0G/NP0 0805
  • In Stock:74337
$0.291/pcsRFQ
0805Y0160123KCT Image
  • Part#:0805Y0160123KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V C0G/NP0 0805
  • In Stock:207750
$0.111/pcsRFQ
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