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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

1812Y0500332KFT Image
  • Part#:1812Y0500332KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V C0G/NP0 1812
  • In Stock:83690
$0.465/pcsRFQ
1825J0250183MXR Image
  • Part#:1825J0250183MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 25V X7R 1825
  • In Stock:58224
$0.645/pcsRFQ
1206J1K00470FQT Image
  • Part#:1206J1K00470FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1KV C0G/NP0 1206
  • In Stock:47661
$0.791/pcsRFQ
1812Y1K00181KXR Image
  • Part#:1812Y1K00181KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV X7R 1812
  • In Stock:72008
$0.278/pcsRFQ
0603J1004P70CQT Image
  • Part#:0603J1004P70CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 100V C0G/NP0 0603
  • In Stock:179644
$0.108/pcsRFQ
2220Y0160680KFT Image
  • Part#:2220Y0160680KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 16V C0G/NP0 2220
  • In Stock:28558
$1.209/pcsRFQ
2220Y1K50391KCT Image
  • Part#:2220Y1K50391KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1.5KV C0G/NP0 2220
  • In Stock:51506
$0.608/pcsRFQ
1210J0500392KDR Image
  • Part#:1210J0500392KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V X7R 1210
  • In Stock:101621
$0.213/pcsRFQ
1808Y0500390FCR Image
  • Part#:1808Y0500390FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 50V C0G/NP0 1808
  • In Stock:63727
$0.363/pcsRFQ
1812J0250180JFT Image
  • Part#:1812J0250180JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 25V C0G/NP0 1812
  • In Stock:74969
$0.49/pcsRFQ
2225Y0500275KDT Image
  • Part#:2225Y0500275KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7UF 50V X7R 2225
  • In Stock:20193
$1.875/pcsRFQ
0805J2000333MXT Image
  • Part#:0805J2000333MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 200V X7R 0805
  • In Stock:249766
$0.084/pcsRFQ
1210Y0500272JCT Image
  • Part#:1210Y0500272JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 50V C0G/NP0 1210
  • In Stock:129930
$0.181/pcsRFQ
2220J0160150JCT Image
  • Part#:2220J0160150JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 16V C0G/NP0 2220
  • In Stock:46323
$0.738/pcsRFQ
2225Y5K00101FCT Image
  • Part#:2225Y5K00101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 5KV C0G/NP0 2225
  • In Stock:13422
$2.325/pcsRFQ
2220Y3K00330GCT Image
  • Part#:2220Y3K00330GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 3KV C0G/NP0 2220
  • In Stock:34146
$1.15/pcsRFQ
1808Y2500681JDR Image
  • Part#:1808Y2500681JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V X7R 1808
  • In Stock:95827
$0.216/pcsRFQ
1812YA250681KXRSY2 Image
  • Part#:1812YA250681KXRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V X7R 1812
  • In Stock:93333
$0.405/pcsRFQ
1812J0160683KDT Image
  • Part#:1812J0160683KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V X7R 1812
  • In Stock:95126
$0.379/pcsRFQ
1210Y0250181GFR Image
  • Part#:1210Y0250181GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V C0G/NP0 1210
  • In Stock:78540
$0.438/pcsRFQ
2220J0630154FCR Image
  • Part#:2220J0630154FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 63V C0G/NP0 2220
  • In Stock:6388
$5.059/pcsRFQ
1210Y0500334KXR Image
  • Part#:1210Y0500334KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 50V X7R 1210
  • In Stock:123092
$0.183/pcsRFQ
1111J1009P10HQT Image
  • Part#:1111J1009P10HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 100V C0G/NP0 1111
  • In Stock:19109
$1.656/pcsRFQ
1808J2K00561KXT Image
  • Part#:1808J2K00561KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 2KV X7R 1808
  • In Stock:137156
$0.14/pcsRFQ
1206J1K01P90HQT Image
  • Part#:1206J1K01P90HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.9PF 1KV C0G/NP0 1206
  • In Stock:89801
$0.383/pcsRFQ
0603Y2500180FCR Image
  • Part#:0603Y2500180FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 0603
  • In Stock:131897
$0.177/pcsRFQ
0505Y2500101FQT Image
  • Part#:0505Y2500101FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 0505
  • In Stock:38326
$1.019/pcsRFQ
1812J6K00150JCR Image
  • Part#:1812J6K00150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 6KV C0G/NP0 1812
  • In Stock:94655
$0.238/pcsRFQ
1206Y1K00150JAR Image
  • Part#:1206Y1K00150JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1KV C0G/NP0 1206
  • In Stock:154445
$0.145/pcsRFQ
1210Y2000333JER Image
  • Part#:1210Y2000333JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 200V X7R 1210
  • In Stock:62989
$0.319/pcsRFQ
0603J0500222JXR Image
  • Part#:0603J0500222JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V X7R 0603
  • In Stock:448550
$0.052/pcsRFQ
1808Y1K20331JXR Image
  • Part#:1808Y1K20331JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1.2KV X7R 1808
  • In Stock:101385
$0.207/pcsRFQ
1808J0250334KDR Image
  • Part#:1808J0250334KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 25V X7R 1808
  • In Stock:102310
$0.222/pcsRFQ
0805Y0500273MER Image
  • Part#:0805Y0500273MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 50V X7R 0805
  • In Stock:213819
$0.089/pcsRFQ
2220J0160223GFT Image
  • Part#:2220J0160223GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V C0G/NP0 2220
  • In Stock:13918
$2.234/pcsRFQ
  • Part#:1206Y1000222MXRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V X7R 1206
  • In Stock:77224
$0.258/pcsRFQ
1206J0638P20CQT Image
  • Part#:1206J0638P20CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 63V C0G/NP0 1206
  • In Stock:85860
$0.27/pcsRFQ
2220J1K00392JXT Image
  • Part#:2220J1K00392JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1KV X7R 2220
  • In Stock:62504
$0.584/pcsRFQ
  • Part#:1808Y0250474JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:107284
$0.189/pcsRFQ
1812Y2K50181JCT Image
  • Part#:1812Y2K50181JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 2.5KV C0G/NP0 1812
  • In Stock:66561
$0.343/pcsRFQ
0805Y1000561JFT Image
  • Part#:0805Y1000561JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 100V C0G/NP0 0805
  • In Stock:179620
$0.114/pcsRFQ
2225Y0250472JCT Image
  • Part#:2225Y0250472JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V C0G/NP0 2225
  • In Stock:33892
$0.987/pcsRFQ
  • Part#:0805J0500223KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 0805
  • In Stock:419224
$0.057/pcsRFQ
1812JA250390FCRPY2 Image
  • Part#:1812JA250390FCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 1812
  • In Stock:28114
$1.312/pcsRFQ
  • Part#:0805J0100182KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 10V C0G/NP0 0805
  • In Stock:370536
$0.057/pcsRFQ
1206Y0500184KXT Image
  • Part#:1206Y0500184KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 50V X7R 1206
  • In Stock:157086
$0.12/pcsRFQ
1210J1K20122JXR Image
  • Part#:1210J1K20122JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.2KV X7R 1210
  • In Stock:132909
$0.179/pcsRFQ
2220Y0250104JDT Image
  • Part#:2220Y0250104JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 25V X7R 2220
  • In Stock:24262
$1.295/pcsRFQ
  • Part#:0805Y0500151JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V C0G/NP0 0805
  • In Stock:308158
$0.068/pcsRFQ
1210Y0630823MXT Image
  • Part#:1210Y0630823MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 63V X7R 1210
  • In Stock:144646
$0.151/pcsRFQ
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