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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

0805Y0630910KQT Image
  • Part#:0805Y0630910KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 63V C0G/NP0 0805
  • In Stock:92248
$0.203/pcsRFQ
1111Y5000150JQT Image
  • Part#:1111Y5000150JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 500V C0G/NP0 1111
  • In Stock:70238
$0.34/pcsRFQ
  • Part#:2225J0500332FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:8439
$4.308/pcsRFQ
0805Y2503P90DFR Image
  • Part#:0805Y2503P90DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 250V C0G/NP0 0805
  • In Stock:248434
$0.084/pcsRFQ
0505Y0501P20BQT Image
  • Part#:0505Y0501P20BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 50V C0G/NP0 0505
  • In Stock:134002
$0.164/pcsRFQ
2225J1000273KFT Image
  • Part#:2225J1000273KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 100V C0G 2225
  • In Stock:18786
$1.661/pcsRFQ
1808Y0630682JDT Image
  • Part#:1808Y0630682JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V X7R 1808
  • In Stock:80264
$0.271/pcsRFQ
1210Y6300682MXR Image
  • Part#:1210Y6300682MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 630V X7R 1210
  • In Stock:184809
$0.112/pcsRFQ
0805J5000121GCR Image
  • Part#:0805J5000121GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 0805
  • In Stock:236895
$0.095/pcsRFQ
1808J0500684KDR Image
  • Part#:1808J0500684KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 50V X7R 1808
  • In Stock:68876
$0.306/pcsRFQ
1210J0160682KFR Image
  • Part#:1210J0160682KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V C0G/NP0 1210
  • In Stock:71287
$0.282/pcsRFQ
1210Y0500152JDR Image
  • Part#:1210Y0500152JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V X7R 1210
  • In Stock:75363
$0.27/pcsRFQ
1825J0250123KXR Image
  • Part#:1825J0250123KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V X7R 1825
  • In Stock:54708
$0.696/pcsRFQ
1206J2500152KFT Image
  • Part#:1206J2500152KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V C0G/NP0 1206
  • In Stock:117716
$0.169/pcsRFQ
1808J2500151KXR Image
  • Part#:1808J2500151KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V X7R 1808
  • In Stock:181744
$0.114/pcsRFQ
1808J0160472JDT Image
  • Part#:1808J0160472JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V X7R 1808
  • In Stock:117535
$0.198/pcsRFQ
1812J1000470FAT Image
  • Part#:1812J1000470FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 100V C0G/NP0 1812
  • In Stock:28972
$1.197/pcsRFQ
1206Y3000621JQT Image
  • Part#:1206Y3000621JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 620PF 300V C0G/NP0 1206
  • In Stock:62639
$0.495/pcsRFQ
1206J0500101KXR Image
  • Part#:1206J0500101KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V X7R 1206
  • In Stock:320428
$0.073/pcsRFQ
2225Y1K00104MXT Image
  • Part#:2225Y1K00104MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 1KV X7R 2225
  • In Stock:33395
$0.908/pcsRFQ
1812Y4K00220KCR Image
  • Part#:1812Y4K00220KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 4KV C0G/NP0 1812
  • In Stock:85335
$0.266/pcsRFQ
0603Y1009P10BQT Image
  • Part#:0603Y1009P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 100V C0G/NP0 0603
  • In Stock:64122
$0.298/pcsRFQ
1111J1000390GQT Image
  • Part#:1111J1000390GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 1111
  • In Stock:72862
$0.541/pcsRFQ
1812Y5K00560FCT Image
  • Part#:1812Y5K00560FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 5KV C0G/NP0 1812
  • In Stock:45629
$0.698/pcsRFQ
0505Y1504P00DQT Image
  • Part#:0505Y1504P00DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4PF 150V C0G/NP0 0505
  • In Stock:126549
$0.166/pcsRFQ
1825Y0250335JXT Image
  • Part#:1825Y0250335JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3UF 25V X7R 1825
  • In Stock:21967
$1.668/pcsRFQ
2225J0250183JFT Image
  • Part#:2225J0250183JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 25V C0G/NP0 2225
  • In Stock:20876
$1.469/pcsRFQ
2225J5000474JXT Image
  • Part#:2225J5000474JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 500V X7R 2225
  • In Stock:30456
$1.22/pcsRFQ
  • Part#:1825Y2K50682JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:44677
$0.809/pcsRFQ
2220J0500220JCT Image
  • Part#:2220J0500220JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V C0G/NP0 2220
  • In Stock:49237
$0.71/pcsRFQ
1812Y1000152GFT Image
  • Part#:1812Y1000152GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 1812
  • In Stock:45466
$0.842/pcsRFQ
1206Y0500680KCT Image
  • Part#:1206Y0500680KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 50V C0G/NP0 1206
  • In Stock:249422
$0.079/pcsRFQ
2225J0630682KCT Image
  • Part#:2225J0630682KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 2225
  • In Stock:36200
$0.827/pcsRFQ
1825J0500223KCR Image
  • Part#:1825J0500223KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V C0G/NP0 1825
  • In Stock:41106
$0.857/pcsRFQ
1808Y0160682JXT Image
  • Part#:1808Y0160682JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V X7R 1808
  • In Stock:125387
$0.154/pcsRFQ
0603J0161P20DCT Image
  • Part#:0603J0161P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 16V C0G/NP0 0603
  • In Stock:322768
$0.063/pcsRFQ
1808J0500390KFR Image
  • Part#:1808J0500390KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 50V C0G/NP0 1808
  • In Stock:130528
$0.157/pcsRFQ
2225Y0250391JCT Image
  • Part#:2225Y0250391JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 25V C0G/NP0 2225
  • In Stock:35328
$1.082/pcsRFQ
1206J5001P30HQT Image
  • Part#:1206J5001P30HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 500V C0G/NP0 1206
  • In Stock:64457
$0.329/pcsRFQ
0805J0250560FCT Image
  • Part#:0805J0250560FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 25V C0G/NP0 0805
  • In Stock:112340
$0.186/pcsRFQ
1206Y0100681GCT Image
  • Part#:1206Y0100681GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 10V C0G/NP0 1206
  • In Stock:116852
$0.169/pcsRFQ
1206Y0250272MDR Image
  • Part#:1206Y0250272MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V X7R 1206
  • In Stock:226255
$0.103/pcsRFQ
1210Y5003P90CAR Image
  • Part#:1210Y5003P90CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 500V C0G/NP0 1210
  • In Stock:66806
$0.306/pcsRFQ
1812J6300680GCR Image
  • Part#:1812J6300680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 630V C0G/NP0 1812
  • In Stock:93068
$0.373/pcsRFQ
2220J5000152JCT Image
  • Part#:2220J5000152JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V C0G/NP0 2220
  • In Stock:61270
$0.532/pcsRFQ
1206J1K00101FFR Image
  • Part#:1206J1K00101FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1KV C0G/NP0 1206
  • In Stock:69624
$0.495/pcsRFQ
1825J4K00221MXT Image
  • Part#:1825J4K00221MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 4KV X7R 1825
  • In Stock:74667
$0.282/pcsRFQ
0805Y0638P20DFT Image
  • Part#:0805Y0638P20DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 63V C0G/NP0 0805
  • In Stock:221551
$0.085/pcsRFQ
1812Y2500562GFR Image
  • Part#:1812Y2500562GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 250V C0G/NP0 1812
  • In Stock:35767
$1.031/pcsRFQ
1808J1K00820GFR Image
  • Part#:1808J1K00820GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1KV C0G/NP0 1808
  • In Stock:63234
$0.353/pcsRFQ
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