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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

0603J2501P80CQT Image
  • Part#:0603J2501P80CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 250V C0G/NP0 0603
  • In Stock:251246
$0.092/pcsRFQ
1825Y2000120GCT Image
  • Part#:1825Y2000120GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 1825
  • In Stock:20429
$1.7/pcsRFQ
2220J2000562GFR Image
  • Part#:2220J2000562GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 200V C0G/NP0 2220
  • In Stock:14530
$2.086/pcsRFQ
1111J3004P70CQT Image
  • Part#:1111J3004P70CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 300V C0G/NP0 1111
  • In Stock:60194
$0.338/pcsRFQ
1825Y1K00182KXR Image
  • Part#:1825Y1K00182KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1KV X7R 1825
  • In Stock:62079
$0.571/pcsRFQ
0805J0500130FQT Image
  • Part#:0805J0500130FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 13PF 50V C0G/NP0 0805
  • In Stock:64652
$0.525/pcsRFQ
2225J0500225MXT Image
  • Part#:2225J0500225MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2UF 50V X7R 2225
  • In Stock:33894
$0.939/pcsRFQ
0805J0500101MXR Image
  • Part#:0805J0500101MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V X7R 0805
  • In Stock:508228
$0.046/pcsRFQ
1808J2500151KXT Image
  • Part#:1808J2500151KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V X7R 1808
  • In Stock:189698
$0.124/pcsRFQ
1812J0250331JFT Image
  • Part#:1812J0250331JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V C0G/NP0 1812
  • In Stock:95115
$0.389/pcsRFQ
0805J2000221KCT Image
  • Part#:0805J2000221KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 0805
  • In Stock:271153
$0.074/pcsRFQ
1111Y6303P00CQT Image
  • Part#:1111Y6303P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 630V C0G/NP0 1111
  • In Stock:78456
$0.293/pcsRFQ
0805Y0100562MXR Image
  • Part#:0805Y0100562MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 10V X7R 0805
  • In Stock:432943
$0.052/pcsRFQ
0603J0500472MXR Image
  • Part#:0603J0500472MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V X7R 0603
  • In Stock:418943
$0.045/pcsRFQ
0805J0250122KFT Image
  • Part#:0805J0250122KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V C0G/NP0 0805
  • In Stock:216023
$0.11/pcsRFQ
0603Y050P600HQT Image
  • Part#:0603Y050P600HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.6PF 50V C0G/NP0 0603
  • In Stock:165462
$0.138/pcsRFQ
0603Y2000182JXR Image
  • Part#:0603Y2000182JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 200V X7R 0603
  • In Stock:428289
$0.056/pcsRFQ
2220Y1000683JXT Image
  • Part#:2220Y1000683JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V X7R 2220
  • In Stock:39749
$0.855/pcsRFQ
1210J1000123JDR Image
  • Part#:1210J1000123JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 100V X7R 1210
  • In Stock:74464
$0.262/pcsRFQ
0603J0503P00HQT Image
  • Part#:0603J0503P00HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 50V C0G/NP0 0603
  • In Stock:89283
$0.259/pcsRFQ
0805J1K00391MXR Image
  • Part#:0805J1K00391MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV X7R 0805
  • In Stock:431358
$0.047/pcsRFQ
0805Y1000222MER Image
  • Part#:0805Y1000222MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V X7R 0805
  • In Stock:294677
$0.081/pcsRFQ
1206J2000561KCR Image
  • Part#:1206J2000561KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V C0G/NP0 1206
  • In Stock:201242
$0.096/pcsRFQ
1808Y3K05P60BCT Image
  • Part#:1808Y3K05P60BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 3KV C0G/NP0 1808
  • In Stock:64694
$0.359/pcsRFQ
1206Y2500821FFT Image
  • Part#:1206Y2500821FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V C0G/NP0 1206
  • In Stock:70991
$0.548/pcsRFQ
0603Y0500182MET Image
  • Part#:0603Y0500182MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V X7R 0603
  • In Stock:319430
$0.064/pcsRFQ
1812J1K00152KCR Image
  • Part#:1812J1K00152KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1KV C0G/NP0 1812
  • In Stock:74047
$0.265/pcsRFQ
1210J1K50682MXT Image
  • Part#:1210J1K50682MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 1.5KV X7R 1210
  • In Stock:130446
$0.171/pcsRFQ
1808YA250390GCRSY2 Image
  • Part#:1808YA250390GCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 1808
  • In Stock:68785
$0.56/pcsRFQ
2220J0500184JDR Image
  • Part#:2220J0500184JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 50V X7R 2220
  • In Stock:27626
$1.206/pcsRFQ
1206J2500182JFR Image
  • Part#:1206J2500182JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V C0G/NP0 1206
  • In Stock:136882
$0.17/pcsRFQ
1210Y0630333JDR Image
  • Part#:1210Y0630333JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V X7R 1210
  • In Stock:74274
$0.272/pcsRFQ
1210J1000103FCR Image
  • Part#:1210J1000103FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 100V C0G 1210
  • In Stock:38691
$0.95/pcsRFQ
0805J2500160JQT Image
  • Part#:0805J2500160JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 250V C0G/NP0 0805
  • In Stock:111179
$0.19/pcsRFQ
  • Part#:1808Y0100681JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:232562
$0.1/pcsRFQ
1808Y0630822GFR Image
  • Part#:1808Y0630822GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V C0G/NP0 1808
  • In Stock:60395
$0.353/pcsRFQ
1206Y2000180JQT Image
  • Part#:1206Y2000180JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 1206
  • In Stock:92682
$0.238/pcsRFQ
0805Y0100154MXR Image
  • Part#:0805Y0100154MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 10V X7R 0805
  • In Stock:265712
$0.071/pcsRFQ
1210Y0500152FAR Image
  • Part#:1210Y0500152FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V C0G/NP0 1210
  • In Stock:35328
$0.894/pcsRFQ
0805Y0630182KER Image
  • Part#:0805Y0630182KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V X7R 0805
  • In Stock:312373
$0.072/pcsRFQ
2220Y0630470KCR Image
  • Part#:2220Y0630470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 2220
  • In Stock:47646
$0.783/pcsRFQ
0603Y0500820JAR Image
  • Part#:0603Y0500820JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 0603
  • In Stock:256855
$0.075/pcsRFQ
1206J1000100KCR Image
  • Part#:1206J1000100KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 100V C0G/NP0 1206
  • In Stock:312489
$0.075/pcsRFQ
1812Y1K50181FCT Image
  • Part#:1812Y1K50181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1.5KV C0G/NP0 1812
  • In Stock:36858
$0.833/pcsRFQ
1808Y0160331GCT Image
  • Part#:1808Y0160331GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 16V C0G/NP0 1808
  • In Stock:117313
$0.201/pcsRFQ
0805Y2000682KER Image
  • Part#:0805Y2000682KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 200V X7R 0805
  • In Stock:232679
$0.09/pcsRFQ
0603Y0630681MDR Image
  • Part#:0603Y0630681MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V X7R 0603
  • In Stock:332876
$0.058/pcsRFQ
1206J2000472MXR Image
  • Part#:1206J2000472MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V X7R 1206
  • In Stock:322280
$0.074/pcsRFQ
1812Y0160151FFR Image
  • Part#:1812Y0160151FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 16V C0G/NP0 1812
  • In Stock:22330
$1.504/pcsRFQ
1812J5000181KXR Image
  • Part#:1812J5000181KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V X7R 1812
  • In Stock:87091
$0.238/pcsRFQ
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