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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

1812J1000183GAT Image
  • Part#:1812J1000183GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER .018UF 100V C0G/NP0 1812
  • In Stock:29649
$1.043/pcsRFQ
1812Y1000683KET Image
  • Part#:1812Y1000683KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V X7R 1812
  • In Stock:80871
$0.431/pcsRFQ
1825Y2K00152KXR Image
  • Part#:1825Y2K00152KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 2KV X7R 1825
  • In Stock:57392
$0.599/pcsRFQ
1206J2000152JXR Image
  • Part#:1206J2000152JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 200V X7R 1206
  • In Stock:250096
$0.091/pcsRFQ
1812J2500682MXR Image
  • Part#:1812J2500682MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 250V X7R 1812
  • In Stock:93293
$0.239/pcsRFQ
2225Y0160183MXT Image
  • Part#:2225Y0160183MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 16V X7R 2225
  • In Stock:51170
$0.743/pcsRFQ
0603J0630101JCT Image
  • Part#:0603J0630101JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 0603
  • In Stock:439719
$0.05/pcsRFQ
1206Y0500330JFT Image
  • Part#:1206Y0500330JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1206
  • In Stock:195823
$0.12/pcsRFQ
0805Y0160221FCT Image
  • Part#:0805Y0160221FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V C0G/NP0 0805
  • In Stock:104737
$0.203/pcsRFQ
0603J0500180FCR Image
  • Part#:0603J0500180FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 50V C0G/NP0 0603
  • In Stock:137999
$0.162/pcsRFQ
0603Y2001P20BCR Image
  • Part#:0603Y2001P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 200V C0G/NP0 0603
  • In Stock:152232
$0.147/pcsRFQ
1206Y6304P70CCR Image
  • Part#:1206Y6304P70CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 630V C0G/NP0 1206
  • In Stock:154530
$0.138/pcsRFQ
1210Y1K20100GCR Image
  • Part#:1210Y1K20100GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1.2KV C0G/NP0 1210
  • In Stock:85857
$0.22/pcsRFQ
0603J0630391GAR Image
  • Part#:0603J0630391GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 0603
  • In Stock:159450
$0.142/pcsRFQ
1812J2500821JFR Image
  • Part#:1812J2500821JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V C0G/NP0 1812
  • In Stock:81463
$0.404/pcsRFQ
1812Y2000392JER Image
  • Part#:1812Y2000392JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V X7R 1812
  • In Stock:64141
$0.526/pcsRFQ
1808J1000681GFR Image
  • Part#:1808J1000681GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 1808
  • In Stock:69612
$0.291/pcsRFQ
1808J0100821JXR Image
  • Part#:1808J0100821JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 10V X7R 1808
  • In Stock:186504
$0.119/pcsRFQ
0505J0501P30DQT Image
  • Part#:0505J0501P30DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 50V C0G/NP0 0505
  • In Stock:125994
$0.158/pcsRFQ
1210J0250224JDT Image
  • Part#:1210J0250224JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 25V X7R 1210
  • In Stock:61252
$0.313/pcsRFQ
1812Y0100125MXT Image
  • Part#:1812Y0100125MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 10V X7R 1812
  • In Stock:75292
$0.468/pcsRFQ
0603J0250102MXR Image
  • Part#:0603J0250102MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V X7R 0603
  • In Stock:475509
$0.042/pcsRFQ
1808J1000561MXR Image
  • Part#:1808J1000561MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 100V X7R 1808
  • In Stock:193085
$0.112/pcsRFQ
0603Y2000680FAR Image
  • Part#:0603Y2000680FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 200V C0G/NP0 0603
  • In Stock:86055
$0.274/pcsRFQ
1210Y1K20681JXT Image
  • Part#:1210Y1K20681JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.2KV X7R 1210
  • In Stock:103672
$0.183/pcsRFQ
1808Y1K00150FCR Image
  • Part#:1808Y1K00150FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1KV C0G/NP0 1808
  • In Stock:75224
$0.468/pcsRFQ
1206Y1000360FQT Image
  • Part#:1206Y1000360FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 100V C0G/NP0 1206
  • In Stock:58671
$0.658/pcsRFQ
1206Y0100271KXT Image
  • Part#:1206Y0100271KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 10V X7R 1206
  • In Stock:239309
$0.088/pcsRFQ
1812Y6300183KER Image
  • Part#:1812Y6300183KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 630V X7R 1812
  • In Stock:91353
$0.432/pcsRFQ
2220Y1000391KCT Image
  • Part#:2220Y1000391KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 2220
  • In Stock:43899
$0.704/pcsRFQ
1206Y0630153MET Image
  • Part#:1206Y0630153MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V X7R 1206
  • In Stock:190674
$0.111/pcsRFQ
1808J2000471GFR Image
  • Part#:1808J2000471GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V C0G/NP0 1808
  • In Stock:82121
$0.285/pcsRFQ
2220J0500222KCR Image
  • Part#:2220J0500222KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V C0G/NP0 2220
  • In Stock:48094
$0.624/pcsRFQ
2225Y0630155JDR Image
  • Part#:2225Y0630155JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 63V X7R 2225
  • In Stock:16298
$1.862/pcsRFQ
0603Y0500153MDR Image
  • Part#:0603Y0500153MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V X7R 0603
  • In Stock:296074
$0.067/pcsRFQ
1812J0100563JXT Image
  • Part#:1812J0100563JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 10V X7R 1812
  • In Stock:68576
$0.301/pcsRFQ
2225J0630184KCR Image
  • Part#:2225J0630184KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 63V C0G/NP0 2225
  • In Stock:22299
$1.658/pcsRFQ
0805Y0500332FCR Image
  • Part#:0805Y0500332FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V C0G/NP0 0805
  • In Stock:73324
$0.317/pcsRFQ
1111J1000102FQT Image
  • Part#:1111J1000102FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V C0G/NP0 1111
  • In Stock:21407
$1.666/pcsRFQ
0805J6300151JCR Image
  • Part#:0805J6300151JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 630V C0G/NP0 0805
  • In Stock:401833
$0.055/pcsRFQ
1812Y3K00182JXR Image
  • Part#:1812Y3K00182JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 3KV X7R 1812
  • In Stock:60252
$0.347/pcsRFQ
2225J0630821GFR Image
  • Part#:2225J0630821GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 2225
  • In Stock:15550
$2.362/pcsRFQ
2220Y0630122FFT Image
  • Part#:2220Y0630122FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 63V C0G/NP0 2220
  • In Stock:7639
$4.005/pcsRFQ
2225Y0160273KCT Image
  • Part#:2225Y0160273KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 16V C0G/NP0 2225
  • In Stock:31467
$1.109/pcsRFQ
  • Part#:0805J2000562MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 200V X7R 0805
  • In Stock:425760
$0.047/pcsRFQ
1206J0500821GCT Image
  • Part#:1206J0500821GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 1206
  • In Stock:146509
$0.161/pcsRFQ
1206Y0250392MDT Image
  • Part#:1206Y0250392MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V X7R 1206
  • In Stock:176622
$0.109/pcsRFQ
1808Y2500122FCR Image
  • Part#:1808Y2500122FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 250V C0G/NP0 1808
  • In Stock:71699
$0.444/pcsRFQ
1812Y1K00182FAT Image
  • Part#:1812Y1K00182FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1KV C0G/NP0 1812
  • In Stock:21032
$1.602/pcsRFQ
2225J0500104FFR Image
  • Part#:2225J0500104FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 50V C0G/NP0 2225
  • In Stock:3885
$7.731/pcsRFQ
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