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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

2225J1K50561JXR Image
  • Part#:2225J1K50561JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1.5KV X7R 2225
  • In Stock:52155
$0.69/pcsRFQ
2225J0250223MDR Image
  • Part#:2225J0250223MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V X7R 2225
  • In Stock:34016
$0.911/pcsRFQ
2220Y0100123KXR Image
  • Part#:2220Y0100123KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 10V X7R 2220
  • In Stock:53013
$0.682/pcsRFQ
1210J0630152JAR Image
  • Part#:1210J0630152JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V C0G/NP0 1210
  • In Stock:83118
$0.25/pcsRFQ
1812Y0100183JXT Image
  • Part#:1812Y0100183JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 10V X7R 1812
  • In Stock:96591
$0.364/pcsRFQ
1808J0630563MXT Image
  • Part#:1808J0630563MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 63V X7R 1808
  • In Stock:162992
$0.141/pcsRFQ
  • Part#:2225Y0160184GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:10182
$3.78/pcsRFQ
0603J0630331KFT Image
  • Part#:0603J0630331KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 0603
  • In Stock:251258
$0.08/pcsRFQ
1206Y0501P90BQT Image
  • Part#:1206Y0501P90BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.9PF 50V C0G/NP0 1206
  • In Stock:127624
$0.184/pcsRFQ
2225Y6300680KCR Image
  • Part#:2225Y6300680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 630V C0G/NP0 2225
  • In Stock:37586
$0.79/pcsRFQ
1210Y0500562MXR Image
  • Part#:1210Y0500562MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V X7R 1210
  • In Stock:144241
$0.14/pcsRFQ
1808Y2500681JXR Image
  • Part#:1808Y2500681JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V X7R 1808
  • In Stock:159721
$0.144/pcsRFQ
0505Y3000680GQT Image
  • Part#:0505Y3000680GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 300V C0G/NP0 0505
  • In Stock:65223
$0.526/pcsRFQ
0603Y0635P10DQT Image
  • Part#:0603Y0635P10DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 63V C0G/NP0 0603
  • In Stock:210264
$0.091/pcsRFQ
1206J0630441JQT Image
  • Part#:1206J0630441JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 440PF 63V C0G/NP0 1206
  • In Stock:80450
$0.273/pcsRFQ
2225Y0630563KXR Image
  • Part#:2225Y0630563KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 63V X7R 2225
  • In Stock:50318
$0.74/pcsRFQ
0805Y0256P80CFT Image
  • Part#:0805Y0256P80CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 25V C0G/NP0 0805
  • In Stock:143058
$0.138/pcsRFQ
1812J0100821GCR Image
  • Part#:1812J0100821GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 10V C0G/NP0 1812
  • In Stock:78453
$0.451/pcsRFQ
  • Part#:0805Y2500682MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:425393
$0.056/pcsRFQ
1808Y0160562JXR Image
  • Part#:1808Y0160562JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V X7R 1808
  • In Stock:166415
$0.132/pcsRFQ
1808J1K50561JCT Image
  • Part#:1808J1K50561JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1.5KV C0G/NP0 1808
  • In Stock:82075
$0.257/pcsRFQ
1206Y0160822KXT Image
  • Part#:1206Y0160822KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 16V X7R 1206
  • In Stock:275276
$0.081/pcsRFQ
2220Y6K00222MXT Image
  • Part#:2220Y6K00222MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 6KV X7R 2220
  • In Stock:79535
$0.454/pcsRFQ
2220J5000391KCR Image
  • Part#:2220J5000391KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V C0G/NP0 2220
  • In Stock:81082
$0.468/pcsRFQ
1812Y5000390FCR Image
  • Part#:1812Y5000390FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V C0G/NP0 1812
  • In Stock:37780
$0.965/pcsRFQ
1206Y0250682KDT Image
  • Part#:1206Y0250682KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V X7R 1206
  • In Stock:182248
$0.115/pcsRFQ
0603J0160180JFT Image
  • Part#:0603J0160180JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 16V C0G/NP0 0603
  • In Stock:233883
$0.102/pcsRFQ
1206Y5000151KXT Image
  • Part#:1206Y5000151KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V X7R 1206
  • In Stock:262633
$0.085/pcsRFQ
0603Y0160391FCT Image
  • Part#:0603Y0160391FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V C0G/NP0 0603
  • In Stock:102218
$0.201/pcsRFQ
0805Y050P300BQT Image
  • Part#:0805Y050P300BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.3PF 50V C0G/NP0 0805
  • In Stock:148771
$0.158/pcsRFQ
2225Y5000224MDT Image
  • Part#:2225Y5000224MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 500V X7R 2225
  • In Stock:29597
$1.043/pcsRFQ
1808Y2000184KXR Image
  • Part#:1808Y2000184KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 200V X7R 1808
  • In Stock:104378
$0.21/pcsRFQ
0805J3004P30CQT Image
  • Part#:0805J3004P30CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.3PF 300V C0G/NP0 0805
  • In Stock:146754
$0.154/pcsRFQ
0505Y1002P10BQT Image
  • Part#:0505Y1002P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 100V C0G/NP0 0505
  • In Stock:95965
$0.201/pcsRFQ
1210J2000330GCR Image
  • Part#:1210J2000330GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 1210
  • In Stock:76623
$0.299/pcsRFQ
1812Y0500223KXT Image
  • Part#:1812Y0500223KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 1812
  • In Stock:77321
$0.302/pcsRFQ
0805Y6300470FCR Image
  • Part#:0805Y6300470FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 630V C0G/NP0 0805
  • In Stock:107665
$0.184/pcsRFQ
1206J2K04P70BCR Image
  • Part#:1206J2K04P70BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 2KV C0G/NP0 1206
  • In Stock:78053
$0.298/pcsRFQ
2220Y0500821GFR Image
  • Part#:2220Y0500821GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 2220
  • In Stock:19411
$1.984/pcsRFQ
2220Y5000150FCR Image
  • Part#:2220Y5000150FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 500V C0G/NP0 2220
  • In Stock:16198
$2.214/pcsRFQ
2220J1K00180GCR Image
  • Part#:2220J1K00180GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1KV C0G/NP0 2220
  • In Stock:43876
$0.832/pcsRFQ
1808Y1K00180KFT Image
  • Part#:1808Y1K00180KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1KV C0G/NP0 1808
  • In Stock:90284
$0.234/pcsRFQ
2225J0630822JCR Image
  • Part#:2225J0630822JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V C0G/NP0 2225
  • In Stock:42059
$0.842/pcsRFQ
1812Y2000181GFR Image
  • Part#:1812Y2000181GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V C0G/NP0 1812
  • In Stock:46479
$0.772/pcsRFQ
2225Y0630821KCT Image
  • Part#:2225Y0630821KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 2225
  • In Stock:37579
$0.927/pcsRFQ
1206J0100121FCT Image
  • Part#:1206J0100121FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 10V C0G/NP0 1206
  • In Stock:66886
$0.296/pcsRFQ
2220Y0160104JFT Image
  • Part#:2220Y0160104JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 16V C0G/NP0 2220
  • In Stock:17959
$1.806/pcsRFQ
0805J2500151GFR Image
  • Part#:0805J2500151GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 0805
  • In Stock:112124
$0.178/pcsRFQ
2211YA250271JXRSPU Image
  • Part#:2211YA250271JXRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V X7R 2211
  • In Stock:77026
$0.432/pcsRFQ
2225Y0630182KFR Image
  • Part#:2225Y0630182KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V C0G/NP0 2225
  • In Stock:23276
$1.321/pcsRFQ
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