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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

0603Y2001P50CAT Image
  • Part#:0603Y2001P50CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 200V C0G/NP0 0603
  • In Stock:214162
$0.109/pcsRFQ
1210J0630122FAT Image
  • Part#:1210J0630122FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 63V C0G/NP0 1210
  • In Stock:37631
$0.897/pcsRFQ
  • Part#:0805J0500221KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 50V C0G/NP0 0805
  • In Stock:88683
$0.214/pcsRFQ
1825J0100220JCT Image
  • Part#:1825J0100220JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 10V C0G/NP0 1825
  • In Stock:43720
$0.791/pcsRFQ
1210J1K00331GCT Image
  • Part#:1210J1K00331GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1KV C0G/NP0 1210
  • In Stock:69913
$0.272/pcsRFQ
0603J1000151KAT Image
  • Part#:0603J1000151KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V C0G/NP0 0603
  • In Stock:288805
$0.08/pcsRFQ
1825Y0100270GCR Image
  • Part#:1825Y0100270GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 10V C0G/NP0 1825
  • In Stock:23540
$1.603/pcsRFQ
1812Y2000182KCT Image
  • Part#:1812Y2000182KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 200V C0G/NP0 1812
  • In Stock:58304
$0.321/pcsRFQ
0805J2500181KUT Image
  • Part#:0805J2500181KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V C0G/NP0 0805
  • In Stock:82732
$0.262/pcsRFQ
0505Y0500200KQT Image
  • Part#:0505Y0500200KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 20PF 50V C0G/NP0 0505
  • In Stock:136916
$0.171/pcsRFQ
1825Y3K00221KCR Image
  • Part#:1825Y3K00221KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 3KV C0G/NP0 1825
  • In Stock:53795
$0.668/pcsRFQ
1210Y6300333KXT Image
  • Part#:1210Y6300333KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 630V X7R 1210
  • In Stock:122820
$0.174/pcsRFQ
1206J0160562FCT Image
  • Part#:1206J0160562FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V C0G/NP0 1206
  • In Stock:98691
$0.373/pcsRFQ
0805Y2508P20BFT Image
  • Part#:0805Y2508P20BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 250V C0G/NP0 0805
  • In Stock:83813
$0.28/pcsRFQ
1206Y1500470JQT Image
  • Part#:1206Y1500470JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 150V C0G/NP0 1206
  • In Stock:114245
$0.182/pcsRFQ
1111J200P300HQT Image
  • Part#:1111J200P300HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.3PF 200V C0G/NP0 1111
  • In Stock:63774
$0.492/pcsRFQ
0805Y0630680GFR Image
  • Part#:0805Y0630680GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 0805
  • In Stock:136017
$0.14/pcsRFQ
0603Y2500471KXT Image
  • Part#:0603Y2500471KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V X7R 0603
  • In Stock:422389
$0.049/pcsRFQ
0505Y0500300KQT Image
  • Part#:0505Y0500300KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 30PF 50V C0G/NP0 0505
  • In Stock:137553
$0.163/pcsRFQ
1111J2002P00CQT Image
  • Part#:1111J2002P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2PF 200V C0G/NP0 1111
  • In Stock:68345
$0.285/pcsRFQ
1206J0250392KCT Image
  • Part#:1206J0250392KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V C0G/NP0 1206
  • In Stock:207431
$0.116/pcsRFQ
2220J0100820GCT Image
  • Part#:2220J0100820GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 10V C0G/NP0 2220
  • In Stock:27816
$1.299/pcsRFQ
0603J0502P70DFT Image
  • Part#:0603J0502P70DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 50V C0G/NP0 0603
  • In Stock:264461
$0.075/pcsRFQ
0805J2002P20HUT Image
  • Part#:0805J2002P20HUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 200V C0G/NP0 0805
  • In Stock:66875
$0.323/pcsRFQ
0603Y2500150GCT Image
  • Part#:0603Y2500150GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 250V C0G/NP0 0603
  • In Stock:198589
$0.097/pcsRFQ
1206J2000473MDR Image
  • Part#:1206J2000473MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 200V X7R 1206
  • In Stock:119057
$0.165/pcsRFQ
0805Y1000390GFT Image
  • Part#:0805Y1000390GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 0805
  • In Stock:134668
$0.15/pcsRFQ
0805Y2502P10CQT Image
  • Part#:0805Y2502P10CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 250V C0G/NP0 0805
  • In Stock:143331
$0.151/pcsRFQ
2225J1K00153KDR Image
  • Part#:2225J1K00153KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 1KV X7R 2225
  • In Stock:29966
$1.091/pcsRFQ
0805Y2500273MXT Image
  • Part#:0805Y2500273MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 250V X7R 0805
  • In Stock:263513
$0.083/pcsRFQ
2225J2000223MXT Image
  • Part#:2225J2000223MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 200V X7R 2225
  • In Stock:54207
$0.646/pcsRFQ
1808Y2500151MXT Image
  • Part#:1808Y2500151MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V X7R 1808
  • In Stock:173689
$0.129/pcsRFQ
2225J0100560KCT Image
  • Part#:2225J0100560KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 10V C0G/NP0 2225
  • In Stock:35959
$0.862/pcsRFQ
  • Part#:1210J0100682MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:164968
$0.117/pcsRFQ
1812J1000181KAR Image
  • Part#:1812J1000181KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 1812
  • In Stock:60340
$0.357/pcsRFQ
1206Y2500470FFR Image
  • Part#:1206Y2500470FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 250V C0G/NP0 1206
  • In Stock:79085
$0.433/pcsRFQ
1808J0250392JXT Image
  • Part#:1808J0250392JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V X7R 1808
  • In Stock:167851
$0.136/pcsRFQ
1206J0100681FCR Image
  • Part#:1206J0100681FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 10V C0G/NP0 1206
  • In Stock:79951
$0.3/pcsRFQ
1812Y1K00561GAT Image
  • Part#:1812Y1K00561GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV C0G/NP0 1812
  • In Stock:43107
$0.855/pcsRFQ
1210J2000682KDT Image
  • Part#:1210J2000682KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 200V X7R 1210
  • In Stock:82080
$0.231/pcsRFQ
1808Y2K50681KXT Image
  • Part#:1808Y2K50681KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 2.5KV X7R 1808
  • In Stock:125407
$0.152/pcsRFQ
2225Y1000102KCR Image
  • Part#:2225Y1000102KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V C0G/NP0 2225
  • In Stock:40890
$0.904/pcsRFQ
1206Y0160103FCT Image
  • Part#:1206Y0160103FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 16V C0G/NP0 1206
  • In Stock:73000
$0.455/pcsRFQ
1210Y2000151GCT Image
  • Part#:1210Y2000151GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 1210
  • In Stock:61840
$0.315/pcsRFQ
  • Part#:1210Y0250120FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 1210
  • In Stock:43521
$0.698/pcsRFQ
1808J0500561JDR Image
  • Part#:1808J0500561JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V X7R 1808
  • In Stock:88639
$0.234/pcsRFQ
1206Y1000223JXT Image
  • Part#:1206Y1000223JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V X7R 1206
  • In Stock:191582
$0.107/pcsRFQ
1825Y0630220JCT Image
  • Part#:1825Y0630220JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 1825
  • In Stock:32923
$0.914/pcsRFQ
1206J5001P50BFR Image
  • Part#:1206J5001P50BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 500V C0G/NP0 1206
  • In Stock:87520
$0.393/pcsRFQ
1808J1000182JXR Image
  • Part#:1808J1000182JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V X7R 1808
  • In Stock:154352
$0.141/pcsRFQ
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