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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

1210Y2000472JER Image
  • Part#:1210Y2000472JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V X7R 1210
  • In Stock:87414
$0.277/pcsRFQ
1210Y0250122KFT Image
  • Part#:1210Y0250122KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V C0G/NP0 1210
  • In Stock:89081
$0.264/pcsRFQ
0805Y0631P20BAR Image
  • Part#:0805Y0631P20BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 63V C0G/NP0 0805
  • In Stock:76188
$0.254/pcsRFQ
0805J5000180FCT Image
  • Part#:0805J5000180FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 0805
  • In Stock:135800
$0.177/pcsRFQ
1812Y0500824KET Image
  • Part#:1812Y0500824KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 50V X7R 1812
  • In Stock:49132
$0.668/pcsRFQ
1206Y0633P90DFR Image
  • Part#:1206Y0633P90DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 63V C0G/NP0 1206
  • In Stock:198652
$0.116/pcsRFQ
0805Y3000560KQT Image
  • Part#:0805Y3000560KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 300V C0G/NP0 0805
  • In Stock:121741
$0.19/pcsRFQ
1210Y5000333KDR Image
  • Part#:1210Y5000333KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 500V X7R 1210
  • In Stock:99468
$0.217/pcsRFQ
1210Y1K00271FFT Image
  • Part#:1210Y1K00271FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1KV C0G/NP0 1210
  • In Stock:43723
$0.791/pcsRFQ
0603Y0100823MXT Image
  • Part#:0603Y0100823MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 10V X7R 0603
  • In Stock:411528
$0.055/pcsRFQ
2220Y1K00561KXR Image
  • Part#:2220Y1K00561KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV X7R 2220
  • In Stock:62386
$0.508/pcsRFQ
1210Y1K00271JFR Image
  • Part#:1210Y1K00271JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1KV C0G/NP0 1210
  • In Stock:93038
$0.223/pcsRFQ
1808YA250560GCTSPU Image
  • Part#:1808YA250560GCTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 250V C0G/NP0 1808
  • In Stock:82001
$0.393/pcsRFQ
1206J0250270FFR Image
  • Part#:1206J0250270FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 25V C0G/NP0 1206
  • In Stock:90398
$0.389/pcsRFQ
0805Y0160150GFR Image
  • Part#:0805Y0160150GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 16V C0G/NP0 0805
  • In Stock:165562
$0.135/pcsRFQ
1808J0160183GCR Image
  • Part#:1808J0160183GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 16V C0G/NP0 1808
  • In Stock:66985
$0.342/pcsRFQ
1111J3000300JQT Image
  • Part#:1111J3000300JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 30PF 300V C0G/NP0 1111
  • In Stock:56031
$0.338/pcsRFQ
2220J0160154KFR Image
  • Part#:2220J0160154KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 16V C0G/NP0 2220
  • In Stock:19507
$1.717/pcsRFQ
1808J2000561JXT Image
  • Part#:1808J2000561JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V X7R 1808
  • In Stock:132388
$0.159/pcsRFQ
1812Y0630180KFT Image
  • Part#:1812Y0630180KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 63V C0G/NP0 1812
  • In Stock:65342
$0.539/pcsRFQ
1206J0500151GFR Image
  • Part#:1206J0500151GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V C0G/NP0 1206
  • In Stock:98152
$0.215/pcsRFQ
  • Part#:1812J5000103KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1812
  • In Stock:94218
$0.248/pcsRFQ
1808Y0630272MDR Image
  • Part#:1808Y0630272MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V X7R 1808
  • In Stock:105082
$0.189/pcsRFQ
1206J2000820KAR Image
  • Part#:1206J2000820KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 1206
  • In Stock:211099
$0.113/pcsRFQ
1206Y1K00151KCR Image
  • Part#:1206Y1K00151KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV C0G/NP0 1206
  • In Stock:239454
$0.097/pcsRFQ
1812J5000123KXR Image
  • Part#:1812J5000123KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 500V X7R 1812
  • In Stock:82067
$0.243/pcsRFQ
1206Y0100151JCR Image
  • Part#:1206Y0100151JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 10V C0G/NP0 1206
  • In Stock:219425
$0.085/pcsRFQ
1210J0500331JAT Image
  • Part#:1210J0500331JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 1210
  • In Stock:87658
$0.257/pcsRFQ
1210J5000121JCR Image
  • Part#:1210J5000121JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 1210
  • In Stock:203520
$0.117/pcsRFQ
1210J0100125JXR Image
  • Part#:1210J0100125JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 10V X7R 1210
  • In Stock:68730
$0.337/pcsRFQ
1206J2500272KCT Image
  • Part#:1206J2500272KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 250V C0G/NP0 1206
  • In Stock:138658
$0.139/pcsRFQ
1808J1K00122JFT Image
  • Part#:1808J1K00122JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV C0G/NP0 1808
  • In Stock:66187
$0.322/pcsRFQ
1210J6300390JCT Image
  • Part#:1210J6300390JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 630V C0G/NP0 1210
  • In Stock:158582
$0.129/pcsRFQ
1825Y5000103FCT Image
  • Part#:1825Y5000103FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V C0G 1825
  • In Stock:17021
$2.27/pcsRFQ
2220Y0630220KFR Image
  • Part#:2220Y0630220KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 2220
  • In Stock:30846
$1.129/pcsRFQ
0805Y1001P50BAR Image
  • Part#:0805Y1001P50BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 100V C0G/NP0 0805
  • In Stock:83310
$0.259/pcsRFQ
2225J6K00122MXR Image
  • Part#:2225J6K00122MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 6KV X7R 2225
  • In Stock:91882
$0.365/pcsRFQ
0805Y2000561MET Image
  • Part#:0805Y2000561MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V X7R 0805
  • In Stock:258803
$0.091/pcsRFQ
1812Y0500471FAT Image
  • Part#:1812Y0500471FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V C0G/NP0 1812
  • In Stock:23263
$1.476/pcsRFQ
1808YA250560GCTPY2 Image
  • Part#:1808YA250560GCTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 250V C0G/NP0 1808
  • In Stock:66610
$0.584/pcsRFQ
  • Part#:2220Y1K00181JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1000V C0G/NP0 2220
  • In Stock:53250
$0.681/pcsRFQ
1206Y2502P20BFT Image
  • Part#:1206Y2502P20BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 250V C0G/NP0 1206
  • In Stock:68502
$0.349/pcsRFQ
1812J3K00390GCR Image
  • Part#:1812J3K00390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 3KV C0G/NP0 1812
  • In Stock:88225
$0.403/pcsRFQ
1808J2000271KFT Image
  • Part#:1808J2000271KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 200V C0G/NP0 1808
  • In Stock:123928
$0.186/pcsRFQ
1808Y2500220FFT Image
  • Part#:1808Y2500220FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 1808
  • In Stock:55174
$0.596/pcsRFQ
1812J1K50222KXR Image
  • Part#:1812J1K50222KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1.5KV X7R 1812
  • In Stock:92504
$0.245/pcsRFQ
2220J2000272FCR Image
  • Part#:2220J2000272FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V C0G/NP0 2220
  • In Stock:15112
$2.561/pcsRFQ
1206J2001P20CQT Image
  • Part#:1206J2001P20CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 200V C0G/NP0 1206
  • In Stock:129823
$0.167/pcsRFQ
1808Y1000183KDT Image
  • Part#:1808Y1000183KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V X7R 1808
  • In Stock:115809
$0.194/pcsRFQ
1808J0258P20DCT Image
  • Part#:1808J0258P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 25V C0G/NP0 1808
  • In Stock:139703
$0.143/pcsRFQ
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