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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

0805J0250103KDT Image
  • Part#:0805J0250103KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V X7R 0805
  • In Stock:261538
$0.083/pcsRFQ
1206Y1000332FAR Image
  • Part#:1206Y1000332FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V C0G/NP0 1206
  • In Stock:47045
$0.744/pcsRFQ
1808J1000272FFR Image
  • Part#:1808J1000272FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V C0G/NP0 1808
  • In Stock:41020
$0.914/pcsRFQ
1812J6300680JAR Image
  • Part#:1812J6300680JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 630V C0G/NP0 1812
  • In Stock:57297
$0.352/pcsRFQ
2220J2500331GCR Image
  • Part#:2220J2500331GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V C0G/NP0 2220
  • In Stock:21220
$1.557/pcsRFQ
0805Y2000240GQT Image
  • Part#:0805Y2000240GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 200V C0G/NP0 0805
  • In Stock:69541
$0.311/pcsRFQ
1206Y1000182FAR Image
  • Part#:1206Y1000182FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V C0G/NP0 1206
  • In Stock:57985
$0.551/pcsRFQ
0805Y2500561JDT Image
  • Part#:0805Y2500561JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V X7R 0805
  • In Stock:197703
$0.122/pcsRFQ
2225J0160391KCR Image
  • Part#:2225J0160391KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V C0G/NP0 2225
  • In Stock:34317
$0.866/pcsRFQ
0805J0631P20DCR Image
  • Part#:0805J0631P20DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 63V C0G/NP0 0805
  • In Stock:465636
$0.052/pcsRFQ
0505J100P400CQT Image
  • Part#:0505J100P400CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.4PF 100V C0G/NP0 0505
  • In Stock:113080
$0.176/pcsRFQ
1812Y0250391JFT Image
  • Part#:1812Y0250391JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 25V C0G/NP0 1812
  • In Stock:69704
$0.451/pcsRFQ
2220J1000155KXR Image
  • Part#:2220J1000155KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 100V X7R 2220
  • In Stock:29672
$1.021/pcsRFQ
0603J0630181GQT Image
  • Part#:0603J0630181GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 0603
  • In Stock:70217
$0.321/pcsRFQ
1812J1000152FFR Image
  • Part#:1812J1000152FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 1812
  • In Stock:26892
$1.428/pcsRFQ
0805J2500271GCT Image
  • Part#:0805J2500271GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V C0G/NP0 0805
  • In Stock:151933
$0.129/pcsRFQ
2225Y2K00180JCR Image
  • Part#:2225Y2K00180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 2KV C0G/NP0 2225
  • In Stock:50239
$0.781/pcsRFQ
2220J0100474FCR Image
  • Part#:2220J0100474FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 10V C0G/NP0 2220
  • In Stock:5322
$6.793/pcsRFQ
1206J0502P70BAR Image
  • Part#:1206J0502P70BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 50V C0G/NP0 1206
  • In Stock:65759
$0.353/pcsRFQ
0805J2501P40HUT Image
  • Part#:0805J2501P40HUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 250V C0G/NP0 0805
  • In Stock:76455
$0.315/pcsRFQ
2225Y1K00820KCT Image
  • Part#:2225Y1K00820KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1KV C0G/NP0 2225
  • In Stock:42520
$0.713/pcsRFQ
2225Y2K00822MXT Image
  • Part#:2225Y2K00822MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 2KV X7R 2225
  • In Stock:34565
$1.136/pcsRFQ
0805J2506P80CCR Image
  • Part#:0805J2506P80CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 250V C0G/NP0 0805
  • In Stock:231001
$0.086/pcsRFQ
2220Y0100332FCT Image
  • Part#:2220Y0100332FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 10V C0G/NP0 2220
  • In Stock:13590
$2.744/pcsRFQ
2220J2K50272MXT Image
  • Part#:2220J2K50272MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 2.5KV X7R 2220
  • In Stock:77649
$0.494/pcsRFQ
2225Y6300562KXR Image
  • Part#:2225Y6300562KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 630V X7R 2225
  • In Stock:49369
$0.781/pcsRFQ
2220J0500823MDT Image
  • Part#:2220J0500823MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 50V X7R 2220
  • In Stock:37639
$0.867/pcsRFQ
1808Y2500472KDR Image
  • Part#:1808Y2500472KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V X7R 1808
  • In Stock:120851
$0.176/pcsRFQ
0603Y0500223KXT Image
  • Part#:0603Y0500223KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 0603
  • In Stock:409710
$0.051/pcsRFQ
1206J6300151KXT Image
  • Part#:1206J6300151KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 630V X7R 1206
  • In Stock:222874
$0.085/pcsRFQ
0603J0500681JXT Image
  • Part#:0603J0500681JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V X7R 0603
  • In Stock:381646
$0.052/pcsRFQ
1206Y0631P00DFR Image
  • Part#:1206Y0631P00DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 63V C0G/NP0 1206
  • In Stock:179475
$0.111/pcsRFQ
1812J0250823KDR Image
  • Part#:1812J0250823KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 25V X7R 1812
  • In Stock:62175
$0.352/pcsRFQ
1808Y2000221FFR Image
  • Part#:1808Y2000221FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 1808
  • In Stock:56440
$0.588/pcsRFQ
0805J1002P70BAR Image
  • Part#:0805J1002P70BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 100V C0G/NP0 0805
  • In Stock:87411
$0.245/pcsRFQ
0805Y0160470FCR Image
  • Part#:0805Y0160470FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 16V C0G/NP0 0805
  • In Stock:111965
$0.178/pcsRFQ
1812J0250123MDR Image
  • Part#:1812J0250123MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V X7R 1812
  • In Stock:66947
$0.352/pcsRFQ
0603Y0630910KQT Image
  • Part#:0603Y0630910KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 63V C0G/NP0 0603
  • In Stock:221824
$0.107/pcsRFQ
2220J1K00272KCT Image
  • Part#:2220J1K00272KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 1KV C0G/NP0 2220
  • In Stock:72683
$0.543/pcsRFQ
1206J1000681GAT Image
  • Part#:1206J1000681GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 1206
  • In Stock:80808
$0.245/pcsRFQ
1206J1K50390KCR Image
  • Part#:1206J1K50390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1.5KV C0G/NP0 1206
  • In Stock:260950
$0.081/pcsRFQ
1206J1K00100GCT Image
  • Part#:1206J1K00100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1KV C0G/NP0 1206
  • In Stock:189178
$0.111/pcsRFQ
2220Y1K20100JCT Image
  • Part#:2220Y1K20100JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1.2KV C0G/NP0 2220
  • In Stock:62089
$0.564/pcsRFQ
0805Y6300122MXT Image
  • Part#:0805Y6300122MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 630V X7R 0805
  • In Stock:307809
$0.07/pcsRFQ
1812J6300272JXT Image
  • Part#:1812J6300272JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 630V X7R 1812
  • In Stock:80884
$0.282/pcsRFQ
0805Y0500332MDT Image
  • Part#:0805Y0500332MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V X7R 0805
  • In Stock:235705
$0.081/pcsRFQ
1825J1K20271GCT Image
  • Part#:1825J1K20271GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.2KV C0G/NP0 1825
  • In Stock:33351
$0.975/pcsRFQ
1825J4K00331JXR Image
  • Part#:1825J4K00331JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 4KV X7R 1825
  • In Stock:59079
$0.326/pcsRFQ
1210Y1K00822MXT Image
  • Part#:1210Y1K00822MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 1KV X7R 1210
  • In Stock:157852
$0.15/pcsRFQ
2220Y1K00182MXR Image
  • Part#:2220Y1K00182MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1KV X7R 2220
  • In Stock:68859
$0.465/pcsRFQ
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