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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

2220J0630150GFR Image
  • Part#:2220J0630150GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 2220
  • In Stock:19538
$1.922/pcsRFQ
1825J1000331FCR Image
  • Part#:1825J1000331FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 100V C0G/NP0 1825
  • In Stock:10390
$3.073/pcsRFQ
0603Y0630121GQT Image
  • Part#:0603Y0630121GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 0603
  • In Stock:79610
$0.283/pcsRFQ
1111Y1000270KQT Image
  • Part#:1111Y1000270KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 1111
  • In Stock:61559
$0.344/pcsRFQ
0805J0250120KCT Image
  • Part#:0805J0250120KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 0805
  • In Stock:341158
$0.055/pcsRFQ
2225J0500563JFR Image
  • Part#:2225J0500563JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 50V C0G/NP0 2225
  • In Stock:19827
$1.924/pcsRFQ
2225J0250104GCT Image
  • Part#:2225J0250104GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 25V C0G/NP0 2225
  • In Stock:17024
$2.236/pcsRFQ
1206Y2500333JDT Image
  • Part#:1206Y2500333JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 250V X7R 1206
  • In Stock:100077
$0.203/pcsRFQ
0603J2001P80CQT Image
  • Part#:0603J2001P80CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 200V C0G/NP0 0603
  • In Stock:204239
$0.092/pcsRFQ
1210J1K50221KCT Image
  • Part#:1210J1K50221KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.5KV C0G/NP0 1210
  • In Stock:162968
$0.145/pcsRFQ
1812Y0160564KXT Image
  • Part#:1812Y0160564KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 16V X7R 1812
  • In Stock:83786
$0.364/pcsRFQ
2225J3K00102GCR Image
  • Part#:2225J3K00102GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 3KV C0G/NP0 2225
  • In Stock:15749
$2.239/pcsRFQ
1111J2500620GQT Image
  • Part#:1111J2500620GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 62PF 250V C0G/NP0 1111
  • In Stock:69250
$0.543/pcsRFQ
1206J0501P20BCT Image
  • Part#:1206J0501P20BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 50V C0G/NP0 1206
  • In Stock:84130
$0.246/pcsRFQ
0603J2500101KCT Image
  • Part#:0603J2500101KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 0603
  • In Stock:426997
$0.052/pcsRFQ
  • Part#:1808J0500680JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:226592
$0.102/pcsRFQ
1825Y1K50102KXR Image
  • Part#:1825Y1K50102KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1.5KV X7R 1825
  • In Stock:59530
$0.541/pcsRFQ
1825Y1000473GCR Image
  • Part#:1825Y1000473GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V C0G 1825
  • In Stock:15848
$2.295/pcsRFQ
0603J0163P30BCT Image
  • Part#:0603J0163P30BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 16V C0G/NP0 0603
  • In Stock:193559
$0.119/pcsRFQ
2220Y0160821FFR Image
  • Part#:2220Y0160821FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 2220
  • In Stock:8015
$3.838/pcsRFQ
2225Y0630273KCR Image
  • Part#:2225Y0630273KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V C0G/NP0 2225
  • In Stock:25260
$1.179/pcsRFQ
0805Y1K00102KXT Image
  • Part#:0805Y1K00102KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV X7R 0805
  • In Stock:284153
$0.074/pcsRFQ
1812Y1000822KAT Image
  • Part#:1812Y1000822KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 100V C0G/NP0 1812
  • In Stock:56094
$0.578/pcsRFQ
1206J5000180KQT Image
  • Part#:1206J5000180KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 1206
  • In Stock:83972
$0.25/pcsRFQ
1206J1500471GQT Image
  • Part#:1206J1500471GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 150V C0G/NP0 1206
  • In Stock:73752
$0.438/pcsRFQ
1825Y1K20820KCT Image
  • Part#:1825Y1K20820KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1.2KV C0G/NP0 1825
  • In Stock:65617
$0.601/pcsRFQ
2225J2000103FFR Image
  • Part#:2225J2000103FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 200V C0G 2225
  • In Stock:5381
$5.98/pcsRFQ
1812J0630330GFT Image
  • Part#:1812J0630330GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 63V C0G/NP0 1812
  • In Stock:47781
$0.646/pcsRFQ
1808J6300100KCT Image
  • Part#:1808J6300100KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 630V C0G/NP0 1808
  • In Stock:112517
$0.202/pcsRFQ
1812J0630120GFT Image
  • Part#:1812J0630120GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 1812
  • In Stock:46667
$0.805/pcsRFQ
1206Y0500103KXT Image
  • Part#:1206Y0500103KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V X7R 1206
  • In Stock:289641
$0.08/pcsRFQ
1812Y2000683JDT Image
  • Part#:1812Y2000683JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 200V X7R 1812
  • In Stock:60992
$0.571/pcsRFQ
2225Y3K00821JXR Image
  • Part#:2225Y3K00821JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 3KV X7R 2225
  • In Stock:32893
$0.964/pcsRFQ
1808J0160470FFT Image
  • Part#:1808J0160470FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 16V C0G/NP0 1808
  • In Stock:67380
$0.57/pcsRFQ
0805Y5000331JAR Image
  • Part#:0805Y5000331JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V C0G/NP0 0805
  • In Stock:215555
$0.093/pcsRFQ
1206J5000561KCT Image
  • Part#:1206J5000561KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V C0G/NP0 1206
  • In Stock:239372
$0.095/pcsRFQ
1812Y2K00561JXR Image
  • Part#:1812Y2K00561JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 2KV X7R 1812
  • In Stock:58481
$0.334/pcsRFQ
1206J2000183JDT Image
  • Part#:1206J2000183JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 1206
  • In Stock:137796
$0.159/pcsRFQ
1812J6300561KAT Image
  • Part#:1812J6300561KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 630V C0G/NP0 1812
  • In Stock:78225
$0.38/pcsRFQ
0805Y1000271FFR Image
  • Part#:0805Y1000271FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 0805
  • In Stock:68349
$0.298/pcsRFQ
1206J0500122JFT Image
  • Part#:1206J0500122JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V C0G/NP0 1206
  • In Stock:161610
$0.145/pcsRFQ
1812Y1000273JET Image
  • Part#:1812Y1000273JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 100V X7R 1812
  • In Stock:69463
$0.53/pcsRFQ
0805Y1000150KCT Image
  • Part#:0805Y1000150KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 0805
  • In Stock:367045
$0.058/pcsRFQ
1210Y1K50471GCT Image
  • Part#:1210Y1K50471GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1.5KV C0G/NP0 1210
  • In Stock:84416
$0.408/pcsRFQ
2220Y3K00151KCT Image
  • Part#:2220Y3K00151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 3KV C0G/NP0 2220
  • In Stock:56391
$0.637/pcsRFQ
1825J6300331FCR Image
  • Part#:1825J6300331FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 630V C0G/NP0 1825
  • In Stock:17161
$1.968/pcsRFQ
0805Y0630682KXR Image
  • Part#:0805Y0630682KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V X7R 0805
  • In Stock:365808
$0.055/pcsRFQ
0805J0501P20BQT Image
  • Part#:0805J0501P20BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 50V C0G/NP0 0805
  • In Stock:153452
$0.155/pcsRFQ
  • Part#:1808J0250151JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 1808
  • In Stock:141025
$0.137/pcsRFQ
1808JA250470KCRPY2 Image
  • Part#:1808JA250470KCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 250V C0G/NP0 1808
  • In Stock:86454
$0.273/pcsRFQ
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