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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

2225J2000332FCT Image
  • Part#:2225J2000332FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V C0G/NP0 2225
  • In Stock:8743
$3.482/pcsRFQ
1808J2500101KFR Image
  • Part#:1808J2500101KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 1808
  • In Stock:119803
$0.165/pcsRFQ
1111J2000122FQT Image
  • Part#:1111J2000122FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 200V C0G/NP0 1111
  • In Stock:18319
$1.835/pcsRFQ
2225J5000122MXT Image
  • Part#:2225J5000122MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V X7R 2225
  • In Stock:61771
$0.529/pcsRFQ
1812Y0630181KFT Image
  • Part#:1812Y0630181KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 1812
  • In Stock:74371
$0.435/pcsRFQ
1825J3K00471JCT Image
  • Part#:1825J3K00471JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 3KV C0G/NP0 1825
  • In Stock:54054
$0.61/pcsRFQ
1812Y5000392KER Image
  • Part#:1812Y5000392KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 500V X7R 1812
  • In Stock:101897
$0.382/pcsRFQ
2225Y0160102JCT Image
  • Part#:2225Y0160102JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 16V C0G/NP0 2225
  • In Stock:36295
$0.984/pcsRFQ
2220Y5000122JFT Image
  • Part#:2220Y5000122JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V C0G/NP0 2220
  • In Stock:43324
$0.85/pcsRFQ
1210Y0100822GCR Image
  • Part#:1210Y0100822GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 10V C0G/NP0 1210
  • In Stock:59790
$0.35/pcsRFQ
2225Y5K00271KCT Image
  • Part#:2225Y5K00271KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 5KV C0G/NP0 2225
  • In Stock:74065
$0.527/pcsRFQ
0805J5000390JQT Image
  • Part#:0805J5000390JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V C0G/NP0 0805
  • In Stock:112447
$0.188/pcsRFQ
1210J2508P20DFT Image
  • Part#:1210J2508P20DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 250V C0G/NP0 1210
  • In Stock:80444
$0.272/pcsRFQ
1206Y0250151KDT Image
  • Part#:1206Y0250151KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V X7R 1206
  • In Stock:157513
$0.128/pcsRFQ
1812Y1000154MXTE03 Image
  • Part#:1812Y1000154MXTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 100V X7R 1812
  • In Stock:43891
$0.694/pcsRFQ
1206J5000122KDR Image
  • Part#:1206J5000122KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V X7R 1206
  • In Stock:195691
$0.097/pcsRFQ
1808Y0500102KCT Image
  • Part#:1808Y0500102KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V C0G/NP0 1808
  • In Stock:168973
$0.132/pcsRFQ
0603J0160821MXT Image
  • Part#:0603J0160821MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V X7R 0603
  • In Stock:470932
$0.05/pcsRFQ
1825Y2000394JXT Image
  • Part#:1825Y2000394JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 200V X7R 1825
  • In Stock:25237
$1.206/pcsRFQ
0603J0630562JDT Image
  • Part#:0603J0630562JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V X7R 0603
  • In Stock:291063
$0.078/pcsRFQ
2225Y2K50560JCT Image
  • Part#:2225Y2K50560JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 2.5KV C0G/NP0 2225
  • In Stock:46678
$0.764/pcsRFQ
0805Y6300151FCT Image
  • Part#:0805Y6300151FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 630V C0G/NP0 0805
  • In Stock:89889
$0.218/pcsRFQ
2220J2500184MDR Image
  • Part#:2220J2500184MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 250V X7R 2220
  • In Stock:39263
$0.892/pcsRFQ
1812Y5000562KAT Image
  • Part#:1812Y5000562KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V C0G/NP0 1812
  • In Stock:71463
$0.452/pcsRFQ
1210Y0250125KXR Image
  • Part#:1210Y0250125KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 25V X7R 1210
  • In Stock:62583
$0.303/pcsRFQ
2225J2500333KXR Image
  • Part#:2225J2500333KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 250V X7R 2225
  • In Stock:55170
$0.666/pcsRFQ
1812Y1000683MXR Image
  • Part#:1812Y1000683MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V X7R 1812
  • In Stock:82324
$0.271/pcsRFQ
1808Y0250561GCT Image
  • Part#:1808Y0250561GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V C0G/NP0 1808
  • In Stock:95020
$0.206/pcsRFQ
0805Y2500200GUT Image
  • Part#:0805Y2500200GUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 20PF 250V C0G/NP0 0805
  • In Stock:69269
$0.346/pcsRFQ
0603Y0630183JDR Image
  • Part#:0603Y0630183JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V X7R 0603
  • In Stock:221807
$0.088/pcsRFQ
0805J1000473MXT Image
  • Part#:0805J1000473MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V X7R 0805
  • In Stock:228596
$0.082/pcsRFQ
1812YA250181JCRPY2 Image
  • Part#:1812YA250181JCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V C0G/NP0 1812
  • In Stock:68095
$0.488/pcsRFQ
1812J5000151KFT Image
  • Part#:1812J5000151KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V C0G/NP0 1812
  • In Stock:99618
$0.371/pcsRFQ
1808J1000152JCR Image
  • Part#:1808J1000152JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 1808
  • In Stock:144059
$0.144/pcsRFQ
1812J2000560GCT Image
  • Part#:1812J2000560GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 200V C0G/NP0 1812
  • In Stock:75049
$0.443/pcsRFQ
1808J5000221FCT Image
  • Part#:1808J5000221FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V C0G/NP0 1808
  • In Stock:60774
$0.589/pcsRFQ
1210Y0160221KCR Image
  • Part#:1210Y0160221KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V C0G/NP0 1210
  • In Stock:139326
$0.156/pcsRFQ
1210Y1K20681KCR Image
  • Part#:1210Y1K20681KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.2KV C0G/NP0 1210
  • In Stock:101156
$0.227/pcsRFQ
1206J1000223KXR Image
  • Part#:1206J1000223KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V X7R 1206
  • In Stock:265270
$0.082/pcsRFQ
1825J2K50100GCR Image
  • Part#:1825J2K50100GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 2.5KV C0G/NP0 1825
  • In Stock:33993
$0.982/pcsRFQ
0805J1K00150GCT Image
  • Part#:0805J1K00150GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1KV C0G/NP0 0805
  • In Stock:177793
$0.106/pcsRFQ
2220J1K00821JCT Image
  • Part#:2220J1K00821JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV C0G/NP0 2220
  • In Stock:59892
$0.546/pcsRFQ
1812Y0250103JFT Image
  • Part#:1812Y0250103JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V C0G/NP0 1812
  • In Stock:58039
$0.546/pcsRFQ
1825Y2500120GCR Image
  • Part#:1825Y2500120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 250V C0G/NP0 1825
  • In Stock:18270
$1.654/pcsRFQ
  • Part#:1808J0160391JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V X7R 1808
  • In Stock:159064
$0.151/pcsRFQ
1206Y5002P20HQT Image
  • Part#:1206Y5002P20HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 500V C0G/NP0 1206
  • In Stock:62181
$0.336/pcsRFQ
1808J0500391JCT Image
  • Part#:1808J0500391JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V C0G/NP0 1808
  • In Stock:160960
$0.129/pcsRFQ
0805Y0500151KFT Image
  • Part#:0805Y0500151KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V C0G/NP0 0805
  • In Stock:266749
$0.083/pcsRFQ
1825J0250683GCT Image
  • Part#:1825J0250683GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 25V C0G/NP0 1825
  • In Stock:15648
$2.016/pcsRFQ
1808YA250101KCRSP Image
  • Part#:1808YA250101KCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 1808
  • In Stock:85270
$0.235/pcsRFQ
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