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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

1210J0250272GCR Image
  • Part#:1210J0250272GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V C0G/NP0 1210
  • In Stock:73967
$0.297/pcsRFQ
2220J0630680JFT Image
  • Part#:2220J0630680JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 2220
  • In Stock:35390
$1.038/pcsRFQ
1210Y5000103KXT Image
  • Part#:1210Y5000103KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V X7R 1210
  • In Stock:209897
$0.113/pcsRFQ
1808Y2500101MXR Image
  • Part#:1808Y2500101MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V X7R 1808
  • In Stock:184731
$0.112/pcsRFQ
1210Y1K00151FCR Image
  • Part#:1210Y1K00151FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV C0G/NP0 1210
  • In Stock:80631
$0.491/pcsRFQ
1812J1K50151KCR Image
  • Part#:1812J1K50151KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1.5KV C0G/NP0 1812
  • In Stock:79437
$0.237/pcsRFQ
1812J0630684KDT Image
  • Part#:1812J0630684KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 63V X7R 1812
  • In Stock:57714
$0.567/pcsRFQ
2225J0160333FCR Image
  • Part#:2225J0160333FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V C0G/NP0 2225
  • In Stock:8167
$3.74/pcsRFQ
2220J0630474MDT Image
  • Part#:2220J0630474MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 63V X7R 2220
  • In Stock:31649
$0.969/pcsRFQ
1206Y2500181JQT Image
  • Part#:1206Y2500181JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V C0G/NP0 1206
  • In Stock:105234
$0.224/pcsRFQ
0603Y0100271GCR Image
  • Part#:0603Y0100271GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 10V C0G/NP0 0603
  • In Stock:205391
$0.115/pcsRFQ
1210Y0630180FFT Image
  • Part#:1210Y0630180FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 63V C0G/NP0 1210
  • In Stock:35442
$0.862/pcsRFQ
1808Y5000391MXR Image
  • Part#:1808Y5000391MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V X7R 1808
  • In Stock:145353
$0.142/pcsRFQ
2225Y0160471KFR Image
  • Part#:2225Y0160471KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 16V C0G/NP0 2225
  • In Stock:26417
$1.437/pcsRFQ
1808J2000123MXT Image
  • Part#:1808J2000123MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 200V X7R 1808
  • In Stock:147058
$0.129/pcsRFQ
1808J0500224KXR Image
  • Part#:1808J0500224KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 50V X7R 1808
  • In Stock:127983
$0.179/pcsRFQ
1206J1000911GQT Image
  • Part#:1206J1000911GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 910PF 100V C0G/NP0 1206
  • In Stock:56567
$0.535/pcsRFQ
1111J5000101GQT Image
  • Part#:1111J5000101GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V C0G/NP0 1111
  • In Stock:53808
$0.594/pcsRFQ
1206J5000330KQT Image
  • Part#:1206J5000330KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 500V C0G/NP0 1206
  • In Stock:126199
$0.187/pcsRFQ
  • Part#:0805J6300560KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 630V C0G/NP0 0805
  • In Stock:579179
$0.037/pcsRFQ
1210Y2500104MDR Image
  • Part#:1210Y2500104MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 250V X7R 1210
  • In Stock:73149
$0.305/pcsRFQ
1808JA250330KCRSY2 Image
  • Part#:1808JA250330KCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1808
  • In Stock:80887
$0.242/pcsRFQ
1808J2500182GFR Image
  • Part#:1808J2500182GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V C0G/NP0 1808
  • In Stock:85375
$0.383/pcsRFQ
1206J0500153JCT Image
  • Part#:1206J0500153JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V C0G/NP0 1206
  • In Stock:127059
$0.173/pcsRFQ
1210Y0630153GCR Image
  • Part#:1210Y0630153GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V C0G/NP0 1210
  • In Stock:84420
$0.463/pcsRFQ
1210Y5000272GCR Image
  • Part#:1210Y5000272GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V C0G/NP0 1210
  • In Stock:65615
$0.339/pcsRFQ
2220Y0250270JCR Image
  • Part#:2220Y0250270JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 25V C0G/NP0 2220
  • In Stock:37804
$0.804/pcsRFQ
0603Y2500150JCR Image
  • Part#:0603Y2500150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 250V C0G/NP0 0603
  • In Stock:439445
$0.054/pcsRFQ
1812J0100154FCT Image
  • Part#:1812J0100154FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 10V C0G/NP0 1812
  • In Stock:13115
$3/pcsRFQ
1206J2500331FCT Image
  • Part#:1206J2500331FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V C0G/NP0 1206
  • In Stock:64463
$0.324/pcsRFQ
1206Y3000301KQT Image
  • Part#:1206Y3000301KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 300PF 300V C0G/NP0 1206
  • In Stock:72645
$0.269/pcsRFQ
1111Y2K04P70HQT Image
  • Part#:1111Y2K04P70HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 2000V C0G/NP0 1111
  • In Stock:32396
$1.087/pcsRFQ
1206J1000681KAT Image
  • Part#:1206J1000681KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 1206
  • In Stock:183412
$0.13/pcsRFQ
2220Y1K00331JCT Image
  • Part#:2220Y1K00331JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1KV C0G/NP0 2220
  • In Stock:53931
$0.561/pcsRFQ
2225Y2K50121JCR Image
  • Part#:2225Y2K50121JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 2.5KV C0G/NP0 2225
  • In Stock:47877
$0.743/pcsRFQ
1812J0500472MDR Image
  • Part#:1812J0500472MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V X7R 1812
  • In Stock:59514
$0.358/pcsRFQ
1812Y0630152JCR Image
  • Part#:1812Y0630152JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V C0G/NP0 1812
  • In Stock:74781
$0.284/pcsRFQ
1210J0250103KDT Image
  • Part#:1210J0250103KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V X7R 1210
  • In Stock:91841
$0.223/pcsRFQ
1808Y1000390KFR Image
  • Part#:1808Y1000390KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 1808
  • In Stock:116888
$0.167/pcsRFQ
2220J3K00181FCR Image
  • Part#:2220J3K00181FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 3KV C0G/NP0 2220
  • In Stock:16966
$1.85/pcsRFQ
2220Y1K20271JCT Image
  • Part#:2220Y1K20271JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.2KV C0G/NP0 2220
  • In Stock:50819
$0.594/pcsRFQ
0505J0500330FQT Image
  • Part#:0505J0500330FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 0505
  • In Stock:32900
$0.927/pcsRFQ
1812JA250390KCTPY2 Image
  • Part#:1812JA250390KCTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 1812
  • In Stock:54410
$0.35/pcsRFQ
2225J5000123GFT Image
  • Part#:2225J5000123GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 500V C0G 2225
  • In Stock:10599
$3.021/pcsRFQ
2220J2000101KFR Image
  • Part#:2220J2000101KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V C0G/NP0 2220
  • In Stock:32542
$1.065/pcsRFQ
2220J0100121FCT Image
  • Part#:2220J0100121FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 10V C0G/NP0 2220
  • In Stock:15461
$2.534/pcsRFQ
0603Y1000120JCT Image
  • Part#:0603Y1000120JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 100V C0G/NP0 0603
  • In Stock:401156
$0.05/pcsRFQ
2220Y4K00391MXR Image
  • Part#:2220Y4K00391MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 4KV X7R 2220
  • In Stock:81349
$0.261/pcsRFQ
1210Y1000122FAR Image
  • Part#:1210Y1000122FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V C0G/NP0 1210
  • In Stock:36276
$0.952/pcsRFQ
1808J2000122GFT Image
  • Part#:1808J2000122GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 200V C0G/NP0 1808
  • In Stock:55131
$0.347/pcsRFQ
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