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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

1210Y5000103MXR Image
  • Part#:1210Y5000103MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V X7R 1210
  • In Stock:227669
$0.098/pcsRFQ
0805Y0250122KDT Image
  • Part#:0805Y0250122KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V X7R 0805
  • In Stock:250166
$0.083/pcsRFQ
2225Y5K00152MXR Image
  • Part#:2225Y5K00152MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 5KV X7R 2225
  • In Stock:86045
$0.44/pcsRFQ
1808Y1000391KCR Image
  • Part#:1808Y1000391KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 1808
  • In Stock:182468
$0.121/pcsRFQ
1206Y0630100FCR Image
  • Part#:1206Y0630100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 63V C0G/NP0 1206
  • In Stock:73711
$0.279/pcsRFQ
1206J0500680KAT Image
  • Part#:1206J0500680KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 50V C0G/NP0 1206
  • In Stock:209758
$0.115/pcsRFQ
  • Part#:0603Y0250473JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V X7R 0603
  • In Stock:387982
$0.054/pcsRFQ
1210Y1K00181GFT Image
  • Part#:1210Y1K00181GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV C0G/NP0 1210
  • In Stock:76851
$0.394/pcsRFQ
1812Y2000820JFR Image
  • Part#:1812Y2000820JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 1812
  • In Stock:87525
$0.448/pcsRFQ
1812Y2500332KCT Image
  • Part#:1812Y2500332KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 250V C0G/NP0 1812
  • In Stock:82709
$0.382/pcsRFQ
1206J0631P50BFT Image
  • Part#:1206J0631P50BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 63V C0G/NP0 1206
  • In Stock:91482
$0.355/pcsRFQ
1206J5000821FCT Image
  • Part#:1206J5000821FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V C0G/NP0 1206
  • In Stock:54770
$0.36/pcsRFQ
1206J0500472FAR Image
  • Part#:1206J0500472FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V C0G/NP0 1206
  • In Stock:62809
$0.58/pcsRFQ
0603J0630470KCT Image
  • Part#:0603J0630470KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 0603
  • In Stock:447798
$0.047/pcsRFQ
2220J0630562FCT Image
  • Part#:2220J0630562FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V C0G/NP0 2220
  • In Stock:16296
$2.356/pcsRFQ
  • Part#:0805J0250121JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 25V X7R 0805
  • In Stock:448866
$0.047/pcsRFQ
1111J2000681JQT Image
  • Part#:1111J2000681JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 200V C0G/NP0 1111
  • In Stock:79798
$0.432/pcsRFQ
1210J2000120FFR Image
  • Part#:1210J2000120FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 1210
  • In Stock:44308
$0.86/pcsRFQ
1206J1000471FCR Image
  • Part#:1206J1000471FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 1206
  • In Stock:68154
$0.301/pcsRFQ
1812Y0250182KCR Image
  • Part#:1812Y0250182KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 25V C0G/NP0 1812
  • In Stock:68877
$0.278/pcsRFQ
2225J5000471JDT Image
  • Part#:2225J5000471JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V X7R 2225
  • In Stock:31943
$1.113/pcsRFQ
0505Y1500180JQT Image
  • Part#:0505Y1500180JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 150V C0G/NP0 0505
  • In Stock:98538
$0.193/pcsRFQ
2220Y0630272GCT Image
  • Part#:2220Y0630272GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V C0G/NP0 2220
  • In Stock:26616
$1.404/pcsRFQ
1210J5000182KCT Image
  • Part#:1210J5000182KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V C0G/NP0 1210
  • In Stock:151859
$0.131/pcsRFQ
1808Y0500393KDR Image
  • Part#:1808Y0500393KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 50V X7R 1808
  • In Stock:121079
$0.192/pcsRFQ
1812J1K00471FAR Image
  • Part#:1812J1K00471FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1KV C0G/NP0 1812
  • In Stock:26518
$1.269/pcsRFQ
0805J1003P30BCR Image
  • Part#:0805J1003P30BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 100V C0G/NP0 0805
  • In Stock:136972
$0.167/pcsRFQ
1808JA250270JCRPY2 Image
  • Part#:1808JA250270JCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 1808
  • In Stock:68176
$0.281/pcsRFQ
1812Y0630822FFT Image
  • Part#:1812Y0630822FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V C0G/NP0 1812
  • In Stock:17231
$1.845/pcsRFQ
2225J6300390GCR Image
  • Part#:2225J6300390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 630V C0G/NP0 2225
  • In Stock:22824
$1.349/pcsRFQ
2225J1K00681MDT Image
  • Part#:2225J1K00681MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV X7R 2225
  • In Stock:42502
$0.796/pcsRFQ
2225Y3K00562JXR Image
  • Part#:2225Y3K00562JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 3KV X7R 2225
  • In Stock:30345
$1.248/pcsRFQ
1206Y0630561KER Image
  • Part#:1206Y0630561KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V X7R 1206
  • In Stock:199018
$0.109/pcsRFQ
1825J0160225MXT Image
  • Part#:1825J0160225MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2UF 16V X7R 1825
  • In Stock:43190
$0.755/pcsRFQ
1206Y0250273JCT Image
  • Part#:1206Y0250273JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V C0G/NP0 1206
  • In Stock:90415
$0.21/pcsRFQ
1812Y1K50180GCR Image
  • Part#:1812Y1K50180GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1.5KV C0G/NP0 1812
  • In Stock:69269
$0.549/pcsRFQ
2220J1000391JFT Image
  • Part#:2220J1000391JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 2220
  • In Stock:38892
$0.942/pcsRFQ
1210Y1000122FFR Image
  • Part#:1210Y1000122FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V C0G/NP0 1210
  • In Stock:38367
$0.942/pcsRFQ
1206J5001P40CQT Image
  • Part#:1206J5001P40CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 500V C0G/NP0 1206
  • In Stock:107305
$0.177/pcsRFQ
1808J0250474JDR Image
  • Part#:1808J0250474JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 25V X7R 1808
  • In Stock:65229
$0.322/pcsRFQ
1206Y2500390KQT Image
  • Part#:1206Y2500390KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 1206
  • In Stock:121116
$0.18/pcsRFQ
2220Y0250820GFT Image
  • Part#:2220Y0250820GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 25V C0G/NP0 2220
  • In Stock:14789
$2.156/pcsRFQ
1825Y1K00823KXR Image
  • Part#:1825Y1K00823KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 1KV X7R 1825
  • In Stock:39053
$0.839/pcsRFQ
1825J0630563KCR Image
  • Part#:1825J0630563KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 63V C0G/NP0 1825
  • In Stock:34058
$0.994/pcsRFQ
1808Y2500103JXR Image
  • Part#:1808Y2500103JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 250V X7R 1808
  • In Stock:126197
$0.15/pcsRFQ
1825J0630154FCR Image
  • Part#:1825J0630154FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 63V C0G/NP0 1825
  • In Stock:5478
$6.138/pcsRFQ
2220Y2000151KCT Image
  • Part#:2220Y2000151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 2220
  • In Stock:41555
$0.876/pcsRFQ
0805J0630331KCR Image
  • Part#:0805J0630331KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 0805
  • In Stock:377008
$0.052/pcsRFQ
1210J5000823JXR Image
  • Part#:1210J5000823JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 500V X7R 1210
  • In Stock:110453
$0.198/pcsRFQ
1808Y2000102JDT Image
  • Part#:1808Y2000102JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 200V X7R 1808
  • In Stock:96595
$0.243/pcsRFQ
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