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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

1812Y2000822JFR Image
  • Part#:1812Y2000822JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 200V C0G/NP0 1812
  • In Stock:59265
$0.591/pcsRFQ
0603Y2001P00HUT Image
  • Part#:0603Y2001P00HUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 200V C0G/NP0 0603
  • In Stock:118678
$0.191/pcsRFQ
  • Part#:0805Y0630561JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:298060
$0.073/pcsRFQ
0805J2500181FCR Image
  • Part#:0805J2500181FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V C0G/NP0 0805
  • In Stock:86223
$0.237/pcsRFQ
0603J0500331FCT Image
  • Part#:0603J0500331FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 0603
  • In Stock:125055
$0.187/pcsRFQ
2220Y5000332FCT Image
  • Part#:2220Y5000332FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V C0G/NP0 2220
  • In Stock:18406
$1.994/pcsRFQ
0805J1000150KCR Image
  • Part#:0805J1000150KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 0805
  • In Stock:455051
$0.048/pcsRFQ
2220Y2500180FFR Image
  • Part#:2220Y2500180FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 2220
  • In Stock:7278
$4.332/pcsRFQ
1210Y1000272MDT Image
  • Part#:1210Y1000272MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V X7R 1210
  • In Stock:101373
$0.216/pcsRFQ
1825J0160333KCR Image
  • Part#:1825J0160333KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V C0G/NP0 1825
  • In Stock:36243
$0.892/pcsRFQ
1206J5000182KXT Image
  • Part#:1206J5000182KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V X7R 1206
  • In Stock:258683
$0.073/pcsRFQ
0805J2500331KQT Image
  • Part#:0805J2500331KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V C0G/NP0 0805
  • In Stock:90561
$0.248/pcsRFQ
0805Y0160102KDR Image
  • Part#:0805Y0160102KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 16V X7R 0805
  • In Stock:316645
$0.074/pcsRFQ
2225Y5000681MDR Image
  • Part#:2225Y5000681MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 500V X7R 2225
  • In Stock:45547
$0.851/pcsRFQ
1210Y1000472KDR Image
  • Part#:1210Y1000472KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V X7R 1210
  • In Stock:88411
$0.217/pcsRFQ
1808J2K06P80CCR Image
  • Part#:1808J2K06P80CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 2KV C0G/NP0 1808
  • In Stock:102696
$0.211/pcsRFQ
1812J1K00332GCT Image
  • Part#:1812J1K00332GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1KV C0G/NP0 1812
  • In Stock:42085
$0.736/pcsRFQ
2225Y2K00100KCT Image
  • Part#:2225Y2K00100KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 2KV C0G/NP0 2225
  • In Stock:41245
$0.817/pcsRFQ
1210Y0508P20CCT Image
  • Part#:1210Y0508P20CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 50V C0G/NP0 1210
  • In Stock:97566
$0.218/pcsRFQ
1206J0630123JXR Image
  • Part#:1206J0630123JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V X7R 1206
  • In Stock:234462
$0.093/pcsRFQ
2225J0500822JFR Image
  • Part#:2225J0500822JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V C0G/NP0 2225
  • In Stock:27746
$1.312/pcsRFQ
1812J2000472FCR Image
  • Part#:1812J2000472FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V C0G/NP0 1812
  • In Stock:32612
$1.14/pcsRFQ
0603Y0630102FCR Image
  • Part#:0603Y0630102FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 0603
  • In Stock:116597
$0.193/pcsRFQ
2220J0500102FCT Image
  • Part#:2220J0500102FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V C0G/NP0 2220
  • In Stock:12902
$2.403/pcsRFQ
2225J6300822JXR Image
  • Part#:2225J6300822JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 630V X7R 2225
  • In Stock:35136
$0.904/pcsRFQ
2225Y1K00122MXR Image
  • Part#:2225Y1K00122MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV X7R 2225
  • In Stock:56363
$0.592/pcsRFQ
1812Y1K00181KAT Image
  • Part#:1812Y1K00181KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV C0G/NP0 1812
  • In Stock:92330
$0.404/pcsRFQ
1812Y2K00331GCT Image
  • Part#:1812Y2K00331GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 2KV C0G/NP0 1812
  • In Stock:62359
$0.615/pcsRFQ
2225J4K00470JCR Image
  • Part#:2225J4K00470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 4KV C0G/NP0 2225
  • In Stock:65288
$0.338/pcsRFQ
0805Y0500470JQT Image
  • Part#:0805Y0500470JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 0805
  • In Stock:109803
$0.186/pcsRFQ
1812Y1K20222FCR Image
  • Part#:1812Y1K20222FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1.2KV C0G 1812
  • In Stock:30099
$1.23/pcsRFQ
2225Y2500183KXR Image
  • Part#:2225Y2500183KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 250V X7R 2225
  • In Stock:49534
$0.747/pcsRFQ
2220Y0250563GFR Image
  • Part#:2220Y0250563GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V C0G/NP0 2220
  • In Stock:13623
$2.752/pcsRFQ
0805Y0100270KCR Image
  • Part#:0805Y0100270KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 10V C0G/NP0 0805
  • In Stock:414461
$0.05/pcsRFQ
2225J0630331KCR Image
  • Part#:2225J0630331KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 2225
  • In Stock:49449
$0.761/pcsRFQ
0805J1000683KXT Image
  • Part#:0805J1000683KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V X7R 0805
  • In Stock:241947
$0.091/pcsRFQ
1206Y2500183MDR Image
  • Part#:1206Y2500183MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 250V X7R 1206
  • In Stock:192367
$0.12/pcsRFQ
2220J1K00180JFT Image
  • Part#:2220J1K00180JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1KV C0G/NP0 2220
  • In Stock:54707
$0.718/pcsRFQ
1812Y1000822JAT Image
  • Part#:1812Y1000822JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 100V C0G/NP0 1812
  • In Stock:63910
$0.605/pcsRFQ
2220Y1K20681GCR Image
  • Part#:2220Y1K20681GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.2KV C0G/NP0 2220
  • In Stock:29950
$1.088/pcsRFQ
2225J0160180GFR Image
  • Part#:2225J0160180GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 16V C0G/NP0 2225
  • In Stock:14584
$2.439/pcsRFQ
1206J2500470JFR Image
  • Part#:1206J2500470JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 250V C0G/NP0 1206
  • In Stock:162383
$0.117/pcsRFQ
1812Y0250472GCT Image
  • Part#:1812Y0250472GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V C0G/NP0 1812
  • In Stock:57220
$0.597/pcsRFQ
2225J2K50472MXR Image
  • Part#:2225J2K50472MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 2.5KV X7R 2225
  • In Stock:49010
$0.757/pcsRFQ
0805Y0500151KXR Image
  • Part#:0805Y0500151KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V X7R 0805
  • In Stock:455792
$0.05/pcsRFQ
0603Y1002P20DCR Image
  • Part#:0603Y1002P20DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 100V C0G/NP0 0603
  • In Stock:488979
$0.049/pcsRFQ
1808J0250563JDT Image
  • Part#:1808J0250563JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V X7R 1808
  • In Stock:90988
$0.261/pcsRFQ
0805J0500510GQT Image
  • Part#:0805J0500510GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 50V C0G/NP0 0805
  • In Stock:92370
$0.383/pcsRFQ
1808J3K00331KXR Image
  • Part#:1808J3K00331KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 3KV X7R 1808
  • In Stock:138997
$0.154/pcsRFQ
1206J5000820MDR Image
  • Part#:1206J5000820MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 500V X7R 1206
  • In Stock:220669
$0.095/pcsRFQ
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