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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

1808Y0250822JXR Image
  • Part#:1808Y0250822JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 25V X7R 1808
  • In Stock:134281
$0.152/pcsRFQ
1812YA250102MXTPY2 Image
  • Part#:1812YA250102MXTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V X7R 1812
  • In Stock:59073
$0.54/pcsRFQ
1206Y1K23P30CCT Image
  • Part#:1206Y1K23P30CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 1.2KV C0G/NP0 1206
  • In Stock:137728
$0.151/pcsRFQ
1808J0100222KXT Image
  • Part#:1808J0100222KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 10V X7R 1808
  • In Stock:188454
$0.123/pcsRFQ
1210J0100333FCT Image
  • Part#:1210J0100333FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 10V C0G/NP0 1210
  • In Stock:34737
$1.052/pcsRFQ
2220J0100681FCT Image
  • Part#:2220J0100681FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 10V C0G/NP0 2220
  • In Stock:14296
$2.425/pcsRFQ
1825J0160121JCT Image
  • Part#:1825J0160121JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V C0G/NP0 1825
  • In Stock:44398
$0.797/pcsRFQ
1210J0100152FCT Image
  • Part#:1210J0100152FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 10V C0G/NP0 1210
  • In Stock:59820
$0.596/pcsRFQ
1808Y2500150GCT Image
  • Part#:1808Y2500150GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 250V C0G/NP0 1808
  • In Stock:89356
$0.241/pcsRFQ
1812Y2500330GFT Image
  • Part#:1812Y2500330GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1812
  • In Stock:45992
$0.766/pcsRFQ
1808J0500391KXR Image
  • Part#:1808J0500391KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V X7R 1808
  • In Stock:166147
$0.125/pcsRFQ
0805Y2500120GUT Image
  • Part#:0805Y2500120GUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 250V C0G/NP0 0805
  • In Stock:54505
$0.351/pcsRFQ
1210J5000471JCR Image
  • Part#:1210J5000471JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V C0G/NP0 1210
  • In Stock:179759
$0.127/pcsRFQ
2220Y5K00331GCR Image
  • Part#:2220Y5K00331GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 5KV C0G/NP0 2220
  • In Stock:49345
$0.721/pcsRFQ
1206Y0500683JDT Image
  • Part#:1206Y0500683JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 50V X7R 1206
  • In Stock:149103
$0.161/pcsRFQ
1812Y2500563JDR Image
  • Part#:1812Y2500563JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 250V X7R 1812
  • In Stock:59037
$0.515/pcsRFQ
2225Y0160682FFR Image
  • Part#:2225Y0160682FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V C0G/NP0 2225
  • In Stock:6507
$5.021/pcsRFQ
2220J1K50472MXT Image
  • Part#:2220J1K50472MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1.5KV X7R 2220
  • In Stock:77213
$0.418/pcsRFQ
1825J0100272GCT Image
  • Part#:1825J0100272GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 10V C0G/NP0 1825
  • In Stock:27175
$1.333/pcsRFQ
1825J2500332FCT Image
  • Part#:1825J2500332FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 250V C0G/NP0 1825
  • In Stock:11049
$2.884/pcsRFQ
1210Y0630272JAR Image
  • Part#:1210Y0630272JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V C0G/NP0 1210
  • In Stock:85232
$0.26/pcsRFQ
1808J2500183KDR Image
  • Part#:1808J2500183KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 250V X7R 1808
  • In Stock:130342
$0.173/pcsRFQ
1206J1K55P60BCT Image
  • Part#:1206J1K55P60BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 1.5KV C0G/NP0 1206
  • In Stock:71869
$0.298/pcsRFQ
1206Y2000181FFT Image
  • Part#:1206Y2000181FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V C0G/NP0 1206
  • In Stock:75825
$0.519/pcsRFQ
1206J0501P80CFR Image
  • Part#:1206J0501P80CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 50V C0G/NP0 1206
  • In Stock:140015
$0.161/pcsRFQ
2211YA250681KCRSP Image
  • Part#:2211YA250681KCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 2211
  • In Stock:32852
$1.147/pcsRFQ
1812J0630333KDT Image
  • Part#:1812J0630333KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V X7R 1812
  • In Stock:88006
$0.372/pcsRFQ
1808Y1000332KCT Image
  • Part#:1808Y1000332KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V C0G/NP0 1808
  • In Stock:104233
$0.229/pcsRFQ
1111J6300220KQT Image
  • Part#:1111J6300220KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 630V C0G/NP0 1111
  • In Stock:76858
$0.398/pcsRFQ
2220J0630682JCT Image
  • Part#:2220J0630682JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 2220
  • In Stock:56940
$0.672/pcsRFQ
1210J0100102KCR Image
  • Part#:1210J0100102KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 10V C0G/NP0 1210
  • In Stock:138182
$0.161/pcsRFQ
1206J1K00221KAT Image
  • Part#:1206J1K00221KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1000V C0G/NP0 1206
  • In Stock:165611
$0.141/pcsRFQ
1206Y0500153MER Image
  • Part#:1206Y0500153MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V X7R 1206
  • In Stock:227183
$0.103/pcsRFQ
1111Y1505P60CQT Image
  • Part#:1111Y1505P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 150V C0G/NP0 1111
  • In Stock:73536
$0.296/pcsRFQ
2220Y1000681GFR Image
  • Part#:2220Y1000681GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 2220
  • In Stock:16727
$1.962/pcsRFQ
2220J0500180FCR Image
  • Part#:2220J0500180FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 50V C0G/NP0 2220
  • In Stock:15496
$2.553/pcsRFQ
2220J2500152JCT Image
  • Part#:2220J2500152JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V C0G/NP0 2220
  • In Stock:40562
$0.74/pcsRFQ
2225Y1K50472KCR Image
  • Part#:2225Y1K50472KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1.5KV C0G 2225
  • In Stock:25860
$1.283/pcsRFQ
0603Y1000220FCT Image
  • Part#:0603Y1000220FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 0603
  • In Stock:120853
$0.172/pcsRFQ
1812J0630470KCR Image
  • Part#:1812J0630470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 1812
  • In Stock:97709
$0.244/pcsRFQ
2220Y1K50471JCT Image
  • Part#:2220Y1K50471JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1.5KV C0G/NP0 2220
  • In Stock:56319
$0.682/pcsRFQ
0805Y1000273KDT Image
  • Part#:0805Y1000273KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 100V X7R 0805
  • In Stock:211029
$0.104/pcsRFQ
0603Y0160333JDT Image
  • Part#:0603Y0160333JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V X7R 0603
  • In Stock:227000
$0.091/pcsRFQ
1812Y0160102FFR Image
  • Part#:1812Y0160102FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 16V C0G/NP0 1812
  • In Stock:25075
$1.457/pcsRFQ
2220Y0100823JXT Image
  • Part#:2220Y0100823JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 10V X7R 2220
  • In Stock:43712
$0.87/pcsRFQ
2225Y5000270GFR Image
  • Part#:2225Y5000270GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 500V C0G/NP0 2225
  • In Stock:16537
$2.053/pcsRFQ
1808Y0630122KFT Image
  • Part#:1808Y0630122KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 63V C0G/NP0 1808
  • In Stock:127134
$0.179/pcsRFQ
0603Y2500101JDT Image
  • Part#:0603Y2500101JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V X7R 0603
  • In Stock:303434
$0.078/pcsRFQ
1812Y0630221FCR Image
  • Part#:1812Y0630221FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V C0G/NP0 1812
  • In Stock:31294
$1.005/pcsRFQ
1206J1000390FCR Image
  • Part#:1206J1000390FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 1206
  • In Stock:83724
$0.263/pcsRFQ
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