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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

1825Y0500154JCR Image
  • Part#:1825Y0500154JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 50V C0G/NP0 1825
  • In Stock:19319
$1.843/pcsRFQ
1206J2000121KFR Image
  • Part#:1206J2000121KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 1206
  • In Stock:144115
$0.13/pcsRFQ
1812Y5000121FFT Image
  • Part#:1812Y5000121FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 1812
  • In Stock:26310
$1.424/pcsRFQ
0805Y2500392JXR Image
  • Part#:0805Y2500392JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 250V X7R 0805
  • In Stock:258106
$0.077/pcsRFQ
1808J0500471MDT Image
  • Part#:1808J0500471MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V X7R 1808
  • In Stock:117032
$0.204/pcsRFQ
1210J0100822KXR Image
  • Part#:1210J0100822KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 10V X7R 1210
  • In Stock:167240
$0.142/pcsRFQ
1206Y5000181JDT Image
  • Part#:1206Y5000181JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V X7R 1206
  • In Stock:162640
$0.125/pcsRFQ
0505J3000220FQT Image
  • Part#:0505J3000220FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 300V C0G/NP0 0505
  • In Stock:37756
$0.999/pcsRFQ
1111J5000820GQT Image
  • Part#:1111J5000820GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 500V C0G/NP0 1111
  • In Stock:59054
$0.579/pcsRFQ
0603J0100391GCT Image
  • Part#:0603J0100391GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 10V C0G/NP0 0603
  • In Stock:224933
$0.102/pcsRFQ
1206Y0251P20DFR Image
  • Part#:1206Y0251P20DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 25V C0G/NP0 1206
  • In Stock:182043
$0.116/pcsRFQ
1825Y0500220GCR Image
  • Part#:1825Y0500220GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V C0G/NP0 1825
  • In Stock:19470
$1.531/pcsRFQ
1812J1K20181KCT Image
  • Part#:1812J1K20181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1.2KV C0G/NP0 1812
  • In Stock:77617
$0.265/pcsRFQ
2220J6300182FCR Image
  • Part#:2220J6300182FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 630V C0G/NP0 2220
  • In Stock:19396
$1.857/pcsRFQ
1812Y0160683KXT Image
  • Part#:1812Y0160683KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V X7R 1812
  • In Stock:72351
$0.313/pcsRFQ
1111Y5000751GQT Image
  • Part#:1111Y5000751GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 750PF 500V C0G/NP0 1111
  • In Stock:29497
$1.054/pcsRFQ
1210J1004P70BAT Image
  • Part#:1210J1004P70BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 100V C0G/NP0 1210
  • In Stock:63993
$0.546/pcsRFQ
2225J1K50390GCR Image
  • Part#:2225J1K50390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1.5KV C0G/NP0 2225
  • In Stock:27598
$1.382/pcsRFQ
  • Part#:0505J0631P60DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.6PF 63V C0G/NP0 0505
  • In Stock:142078
$0.165/pcsRFQ
2220Y5000100GCT Image
  • Part#:2220Y5000100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V C0G/NP0 2220
  • In Stock:26702
$1.146/pcsRFQ
2220Y6300182KXR Image
  • Part#:2220Y6300182KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 630V X7R 2220
  • In Stock:59230
$0.519/pcsRFQ
2220Y6300392JXR Image
  • Part#:2220Y6300392JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 630V X7R 2220
  • In Stock:46467
$0.641/pcsRFQ
2225Y0250471FCR Image
  • Part#:2225Y0250471FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 25V C0G/NP0 2225
  • In Stock:10826
$3.571/pcsRFQ
2225J0630563KXT Image
  • Part#:2225J0630563KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 63V X7R 2225
  • In Stock:57832
$0.667/pcsRFQ
2225Y0100124JCT Image
  • Part#:2225Y0100124JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 10V C0G/NP0 2225
  • In Stock:19781
$1.511/pcsRFQ
0603J050P700CQT Image
  • Part#:0603J050P700CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.7PF 50V C0G/NP0 0603
  • In Stock:259199
$0.084/pcsRFQ
0805J0630180FAR Image
  • Part#:0805J0630180FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 63V C0G/NP0 0805
  • In Stock:74837
$0.263/pcsRFQ
1206Y0502P20DFR Image
  • Part#:1206Y0502P20DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 50V C0G/NP0 1206
  • In Stock:173094
$0.113/pcsRFQ
1210Y6300682KXT Image
  • Part#:1210Y6300682KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 630V X7R 1210
  • In Stock:162887
$0.13/pcsRFQ
2225Y1K20182GCT Image
  • Part#:2225Y1K20182GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1.2KV C0G 2225
  • In Stock:21009
$1.842/pcsRFQ
1812J2500150FFR Image
  • Part#:1812J2500150FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 250V C0G/NP0 1812
  • In Stock:23743
$1.568/pcsRFQ
1206Y2000150FAT Image
  • Part#:1206Y2000150FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 200V C0G/NP0 1206
  • In Stock:73553
$0.436/pcsRFQ
0805Y0160104MXR Image
  • Part#:0805Y0160104MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 16V X7R 0805
  • In Stock:436192
$0.049/pcsRFQ
1206Y1K05P60BAR Image
  • Part#:1206Y1K05P60BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 1KV C0G/NP0 1206
  • In Stock:86394
$0.45/pcsRFQ
0805Y2000472KET Image
  • Part#:0805Y2000472KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V X7R 0805
  • In Stock:199290
$0.1/pcsRFQ
1206J2000151KCR Image
  • Part#:1206J2000151KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 1206
  • In Stock:258894
$0.09/pcsRFQ
1808J1000152FCR Image
  • Part#:1808J1000152FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 1808
  • In Stock:76225
$0.467/pcsRFQ
1210J0250153KDR Image
  • Part#:1210J0250153KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V X7R 1210
  • In Stock:105838
$0.205/pcsRFQ
1808Y0250562MDT Image
  • Part#:1808Y0250562MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V X7R 1808
  • In Stock:112174
$0.199/pcsRFQ
2220J5K00331JXT Image
  • Part#:2220J5K00331JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 5KV X7R 2220
  • In Stock:72987
$0.325/pcsRFQ
1825Y0160104MXT Image
  • Part#:1825Y0160104MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 16V X7R 1825
  • In Stock:46359
$0.722/pcsRFQ
1812J2500681FCT Image
  • Part#:1812J2500681FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 1812
  • In Stock:34051
$0.966/pcsRFQ
1210J0500120GAT Image
  • Part#:1210J0500120GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 1210
  • In Stock:72017
$0.446/pcsRFQ
2225J1K20102GCR Image
  • Part#:2225J1K20102GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1.2KV C0G 2225
  • In Stock:23833
$1.489/pcsRFQ
1206Y0250150FFT Image
  • Part#:1206Y0250150FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 25V C0G/NP0 1206
  • In Stock:90571
$0.429/pcsRFQ
2225Y1K00333MXT Image
  • Part#:2225Y1K00333MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 1KV X7R 2225
  • In Stock:48615
$0.782/pcsRFQ
1206J1K02P70DAT Image
  • Part#:1206J1K02P70DAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 1000V C0G/NP0 1206
  • In Stock:172789
$0.126/pcsRFQ
0805Y0502P70BAR Image
  • Part#:0805Y0502P70BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 50V C0G/NP0 0805
  • In Stock:76485
$0.253/pcsRFQ
1808J0160333MDR Image
  • Part#:1808J0160333MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V X7R 1808
  • In Stock:108650
$0.181/pcsRFQ
2225Y1K50222KXR Image
  • Part#:2225Y1K50222KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1.5KV X7R 2225
  • In Stock:37223
$0.93/pcsRFQ
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