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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

2220Y1K00100JFR Image
  • Part#:2220Y1K00100JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1KV C0G/NP0 2220
  • In Stock:50874
$0.777/pcsRFQ
1825J1000125KXT Image
  • Part#:1825J1000125KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 100V X7R 1825
  • In Stock:32875
$0.95/pcsRFQ
1808Y1K00561JXT Image
  • Part#:1808Y1K00561JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV X7R 1808
  • In Stock:130587
$0.184/pcsRFQ
1206J1000182GCR Image
  • Part#:1206J1000182GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V C0G/NP0 1206
  • In Stock:123897
$0.18/pcsRFQ
1812Y0250153GCT Image
  • Part#:1812Y0250153GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V C0G/NP0 1812
  • In Stock:47462
$0.727/pcsRFQ
1206Y1000682JDT Image
  • Part#:1206Y1000682JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V X7R 1206
  • In Stock:148294
$0.144/pcsRFQ
2225Y0630185MDT Image
  • Part#:2225Y0630185MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8UF 63V X7R 2225
  • In Stock:19701
$1.532/pcsRFQ
1825Y6K00121JCR Image
  • Part#:1825Y6K00121JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 6KV C0G/NP0 1825
  • In Stock:72838
$0.447/pcsRFQ
2225Y5000560FFT Image
  • Part#:2225Y5000560FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V C0G/NP0 2225
  • In Stock:9169
$3.323/pcsRFQ
1825Y2000153FCT Image
  • Part#:1825Y2000153FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 200V C0G 1825
  • In Stock:9926
$3.874/pcsRFQ
0805J0160220JFR Image
  • Part#:0805J0160220JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 16V C0G/NP0 0805
  • In Stock:304893
$0.078/pcsRFQ
1808J6300392KXR Image
  • Part#:1808J6300392KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 630V X7R 1808
  • In Stock:100697
$0.211/pcsRFQ
2225J2500223KXR Image
  • Part#:2225J2500223KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 250V X7R 2225
  • In Stock:51548
$0.653/pcsRFQ
1812Y0160562GCR Image
  • Part#:1812Y0160562GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V C0G/NP0 1812
  • In Stock:61767
$0.577/pcsRFQ
2220J4K00332MXR Image
  • Part#:2220J4K00332MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 4KV X7R 2220
  • In Stock:60301
$0.353/pcsRFQ
1111Y1000121JQT Image
  • Part#:1111Y1000121JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 1111
  • In Stock:66334
$0.338/pcsRFQ
2220J2500150FCT Image
  • Part#:2220J2500150FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 250V C0G/NP0 2220
  • In Stock:11905
$2.773/pcsRFQ
1812Y0630470KAR Image
  • Part#:1812Y0630470KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 1812
  • In Stock:83393
$0.391/pcsRFQ
1808Y0160393JXR Image
  • Part#:1808Y0160393JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V X7R 1808
  • In Stock:140245
$0.163/pcsRFQ
2225Y2500102JCT Image
  • Part#:2225Y2500102JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V C0G/NP0 2225
  • In Stock:34740
$1.134/pcsRFQ
2225J0630820GFT Image
  • Part#:2225J0630820GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 63V C0G/NP0 2225
  • In Stock:14336
$2.111/pcsRFQ
1210J2K00270JCT Image
  • Part#:1210J2K00270JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 2KV C0G/NP0 1210
  • In Stock:135807
$0.144/pcsRFQ
1111J2500101KQT Image
  • Part#:1111J2500101KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 1111
  • In Stock:58330
$0.346/pcsRFQ
0505J1500111GQT Image
  • Part#:0505J1500111GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 110PF 150V C0G/NP0 0505
  • In Stock:98974
$0.372/pcsRFQ
1825Y1K50100GCR Image
  • Part#:1825Y1K50100GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1.5KV C0G/NP0 1825
  • In Stock:37243
$1.031/pcsRFQ
2220J0630392FCT Image
  • Part#:2220J0630392FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V C0G/NP0 2220
  • In Stock:15497
$2.421/pcsRFQ
2225Y5000390GCT Image
  • Part#:2225Y5000390GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V C0G/NP0 2225
  • In Stock:21877
$1.409/pcsRFQ
1812Y1000181GCT Image
  • Part#:1812Y1000181GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 1812
  • In Stock:56947
$0.55/pcsRFQ
1808J1K00820JFR Image
  • Part#:1808J1K00820JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1KV C0G/NP0 1808
  • In Stock:106216
$0.226/pcsRFQ
1812J2500822GFT Image
  • Part#:1812J2500822GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 250V C0G/NP0 1812
  • In Stock:32993
$0.955/pcsRFQ
1825J1K50121KCR Image
  • Part#:1825J1K50121KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1.5KV C0G/NP0 1825
  • In Stock:65717
$0.495/pcsRFQ
1111Y5000510KQT Image
  • Part#:1111Y5000510KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 500V C0G/NP0 1111
  • In Stock:65339
$0.337/pcsRFQ
1812Y0250272FCT Image
  • Part#:1812Y0250272FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V C0G/NP0 1812
  • In Stock:34195
$1.099/pcsRFQ
1210J1000560GCR Image
  • Part#:1210J1000560GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 100V C0G/NP0 1210
  • In Stock:74724
$0.287/pcsRFQ
1111J1500130KQT Image
  • Part#:1111J1500130KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 13PF 150V C0G/NP0 1111
  • In Stock:72800
$0.287/pcsRFQ
1812Y0500821KCR Image
  • Part#:1812Y0500821KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 1812
  • In Stock:80873
$0.277/pcsRFQ
2225J2K00390JCT Image
  • Part#:2225J2K00390JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 2KV C0G/NP0 2225
  • In Stock:49651
$0.635/pcsRFQ
1808Y0100181JCR Image
  • Part#:1808Y0100181JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 10V C0G/NP0 1808
  • In Stock:199752
$0.119/pcsRFQ
0805J2002P00CQT Image
  • Part#:0805J2002P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2PF 200V C0G/NP0 0805
  • In Stock:143877
$0.155/pcsRFQ
2220J2000153JXT Image
  • Part#:2220J2000153JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 200V X7R 2220
  • In Stock:44853
$0.763/pcsRFQ
1808J0630223JXR Image
  • Part#:1808J0630223JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 63V X7R 1808
  • In Stock:139951
$0.161/pcsRFQ
0603Y2500221MDT Image
  • Part#:0603Y2500221MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V X7R 0603
  • In Stock:317811
$0.06/pcsRFQ
1812Y1K50181GCR Image
  • Part#:1812Y1K50181GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1.5KV C0G/NP0 1812
  • In Stock:73611
$0.444/pcsRFQ
1825Y4K00390JCR Image
  • Part#:1825Y4K00390JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 4KV C0G/NP0 1825
  • In Stock:69316
$0.312/pcsRFQ
2220J2000100GFT Image
  • Part#:2220J2000100GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 200V C0G/NP0 2220
  • In Stock:19519
$2.009/pcsRFQ
0805J0251P00CFR Image
  • Part#:0805J0251P00CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 25V C0G/NP0 0805
  • In Stock:195569
$0.122/pcsRFQ
1111J5004P30CQT Image
  • Part#:1111J5004P30CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.3PF 500V C0G/NP0 1111
  • In Stock:68943
$0.335/pcsRFQ
1808YA250390KCTSP Image
  • Part#:1808YA250390KCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 1808
  • In Stock:92982
$0.237/pcsRFQ
2225Y2500563MDT Image
  • Part#:2225Y2500563MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 250V X7R 2225
  • In Stock:27657
$1.107/pcsRFQ
2220J0630222GFT Image
  • Part#:2220J0630222GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V C0G/NP0 2220
  • In Stock:20394
$1.775/pcsRFQ
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