Introducing the EPCOS Aluminum Electrolytic Capacitor, part number B43703A9568M000, manufactured in Hungary (COO: HU). Designed for high reliability and long life, this capacitor is ideal for demanding power conversion applications such as frequency converters, wind power converters, solar inverters, professional power supplies, and uninterruptible power supplies.
Product Features
Series/Type: B43703, B43723
Very compact design with high CV product for space-saving installations
Rated voltage: 350 V DC to 500 V DC
Capacitance range: 1000 μF to 22000 μF
Temperature rating: Up to 85°C
High ripple current capability with versions supporting up to twice the ripple current with optimized cooling
All-welded construction ensures reliable electrical contact
RoHS compliant and RoHS-compatible
Poles with screw terminal connections for secure mounting
Available with PAPR terminals for protection against polarity reversal
Versions available with low-inductance design (for V R ≤ 400 V DC)
Construction includes aluminum case insulated with PET sleeve; PVC insulation available upon request
Specifications & Characteristics
Rated Voltage V R
350 V
400 V
450 V
500 V
Surge Voltage V S
1.10 × V R
Capacitance (μF)
1000
1200
1500
1800
Capacitance Tolerance
±20%
Performance & Reliability
Useful life: >12,000 hours at 85°C and rated voltage (up to 500 V DC)
Voltage endurance test: 2000 hours at 85°C
Vibration resistance per IEC 60068-2-6
Impedance at 100 Hz varies with temperature and voltage rating, ensuring stable operation in demanding environments
Ripple Current Capability
Capacitor Diameter
I AC,max
51.6 mm
34 A
64.3 mm
57 A
76.9 mm
74 A
90 mm
89 A
Note: Cooling conditions can enhance ripple current capabilities. For detailed cooling options, contact our sales.
Mechanical & Mounting Details
Mounting options include ring clips, clamps, or threaded studs
Versions with threaded studs are available with or without insulated bases
Positive pole marked with "+" for easy identification
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{"id":10026114941245,"title":"B43703A9568M000","handle":"b43703a9568m000","description":"\u003ch3\u003eAluminum Electrolytic Capacitor - B43703A9568M000\u003c\/h3\u003e\n\n\u003cp\u003eIntroducing the EPCOS Aluminum Electrolytic Capacitor, part number \u003cstrong\u003eB43703A9568M000\u003c\/strong\u003e, manufactured in Hungary (COO: HU). Designed for high reliability and long life, this capacitor is ideal for demanding power conversion applications such as frequency converters, wind power converters, solar inverters, professional power supplies, and uninterruptible power supplies.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSeries\/Type: B43703, B43723\u003c\/li\u003e\n \u003cli\u003eVery compact design with high CV product for space-saving installations\u003c\/li\u003e\n \u003cli\u003eRated voltage: 350 V DC to 500 V DC\u003c\/li\u003e\n \u003cli\u003eCapacitance range: 1000 μF to 22000 μF\u003c\/li\u003e\n \u003cli\u003eTemperature rating: Up to 85°C\u003c\/li\u003e\n \u003cli\u003eHigh ripple current capability with versions supporting up to twice the ripple current with optimized cooling\u003c\/li\u003e\n \u003cli\u003eAll-welded construction ensures reliable electrical contact\u003c\/li\u003e\n \u003cli\u003eRoHS compliant and RoHS-compatible\u003c\/li\u003e\n \u003cli\u003ePoles with screw terminal connections for secure mounting\u003c\/li\u003e\n \u003cli\u003eAvailable with PAPR terminals for protection against polarity reversal\u003c\/li\u003e\n \u003cli\u003eVersions available with low-inductance design (for V R ≤ 400 V DC)\u003c\/li\u003e\n \u003cli\u003eConstruction includes aluminum case insulated with PET sleeve; PVC insulation available upon request\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications \u0026amp; Characteristics\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eRated Voltage V R\u003c\/th\u003e\n \u003cth\u003e350 V\u003c\/th\u003e\n \u003cth\u003e400 V\u003c\/th\u003e\n \u003cth\u003e450 V\u003c\/th\u003e\n \u003cth\u003e500 V\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eSurge Voltage V S\u003c\/td\u003e\n \u003ctd colspan=\"4\"\u003e1.10 × V R\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eCapacitance (μF)\u003c\/th\u003e\n \u003ctd\u003e1000\u003c\/td\u003e\n \u003ctd\u003e1200\u003c\/td\u003e\n \u003ctd\u003e1500\u003c\/td\u003e\n \u003ctd\u003e1800\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eCapacitance Tolerance\u003c\/th\u003e\n \u003ctd colspan=\"4\"\u003e±20%\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePerformance \u0026amp; Reliability\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eUseful life: \u0026gt;12,000 hours at 85°C and rated voltage (up to 500 V DC)\u003c\/li\u003e\n \u003cli\u003eVoltage endurance test: 2000 hours at 85°C\u003c\/li\u003e\n \u003cli\u003eVibration resistance per IEC 60068-2-6\u003c\/li\u003e\n \u003cli\u003eImpedance at 100 Hz varies with temperature and voltage rating, ensuring stable operation in demanding environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRipple Current Capability\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eCapacitor Diameter\u003c\/th\u003e\n \u003cth\u003eI AC,max\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e51.6 mm\u003c\/td\u003e\n \u003ctd\u003e34 A\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e64.3 mm\u003c\/td\u003e\n \u003ctd\u003e57 A\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e76.9 mm\u003c\/td\u003e\n \u003ctd\u003e74 A\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e90 mm\u003c\/td\u003e\n \u003ctd\u003e89 A\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eNote: Cooling conditions can enhance ripple current capabilities. For detailed cooling options, contact our sales.\u003c\/p\u003e\n\n\u003ch3\u003eMechanical \u0026amp; Mounting Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eMounting options include ring clips, clamps, or threaded studs\u003c\/li\u003e\n \u003cli\u003eVersions with threaded studs are available with or without insulated bases\u003c\/li\u003e\n \u003cli\u003ePositive pole marked with \"+\" for easy identification\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003ePackage Type: BLK\u003c\/p\u003e\n\u003cp\u003eProduct Category: Capacitors | Aluminum Electrolytic Capacitors - Screw Terminal\u003c\/p\u003e\n\u003cp\u003eECCN: EAR99\u003c\/p\u003e\n\u003cp\u003eUOM: EA\u003c\/p\u003e\n\u003cp\u003eRoHS: Yes\u003c\/p\u003e\n\u003cp\u003eDatasheet: \u003ca href=\"https:\/\/www.tdk-electronics.tdk.com\/inf\/20\/30\/db\/aec\/B43703_B43723.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003ePlease note: The datasheet was not processed; for more detailed specifications, please search the internet using the part number \u003cstrong\u003eB43703A9568M000\u003c\/strong\u003e.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-15T01:33:27+05:30","created_at":"2025-08-15T01:33:29+05:30","vendor":"Waldom Electonics","type":"Capacitors","tags":["Aluminum","Capacitor","EPCOS","IMPORT_CSV","Screw","WLDM"],"price":1133120,"price_min":1133120,"price_max":1133120,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":50621437149501,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"B43703A9568M000","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"B43703A9568M000","public_title":null,"options":["Default Title"],"price":1133120,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"B43703A9568M000","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/B43703A9568M000_55971269_680e1ed3.jpg?v=1755201809"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/B43703A9568M000_55971269_680e1ed3.jpg?v=1755201809","options":["Title"],"media":[{"alt":null,"id":45844171129149,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/B43703A9568M000_55971269_680e1ed3.jpg?v=1755201809"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/B43703A9568M000_55971269_680e1ed3.jpg?v=1755201809","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eAluminum Electrolytic Capacitor - B43703A9568M000\u003c\/h3\u003e\n\n\u003cp\u003eIntroducing the EPCOS Aluminum Electrolytic Capacitor, part number \u003cstrong\u003eB43703A9568M000\u003c\/strong\u003e, manufactured in Hungary (COO: HU). Designed for high reliability and long life, this capacitor is ideal for demanding power conversion applications such as frequency converters, wind power converters, solar inverters, professional power supplies, and uninterruptible power supplies.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSeries\/Type: B43703, B43723\u003c\/li\u003e\n \u003cli\u003eVery compact design with high CV product for space-saving installations\u003c\/li\u003e\n \u003cli\u003eRated voltage: 350 V DC to 500 V DC\u003c\/li\u003e\n \u003cli\u003eCapacitance range: 1000 μF to 22000 μF\u003c\/li\u003e\n \u003cli\u003eTemperature rating: Up to 85°C\u003c\/li\u003e\n \u003cli\u003eHigh ripple current capability with versions supporting up to twice the ripple current with optimized cooling\u003c\/li\u003e\n \u003cli\u003eAll-welded construction ensures reliable electrical contact\u003c\/li\u003e\n \u003cli\u003eRoHS compliant and RoHS-compatible\u003c\/li\u003e\n \u003cli\u003ePoles with screw terminal connections for secure mounting\u003c\/li\u003e\n \u003cli\u003eAvailable with PAPR terminals for protection against polarity reversal\u003c\/li\u003e\n \u003cli\u003eVersions available with low-inductance design (for V R ≤ 400 V DC)\u003c\/li\u003e\n \u003cli\u003eConstruction includes aluminum case insulated with PET sleeve; PVC insulation available upon request\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications \u0026amp; Characteristics\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eRated Voltage V R\u003c\/th\u003e\n \u003cth\u003e350 V\u003c\/th\u003e\n \u003cth\u003e400 V\u003c\/th\u003e\n \u003cth\u003e450 V\u003c\/th\u003e\n \u003cth\u003e500 V\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eSurge Voltage V S\u003c\/td\u003e\n \u003ctd colspan=\"4\"\u003e1.10 × V R\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eCapacitance (μF)\u003c\/th\u003e\n \u003ctd\u003e1000\u003c\/td\u003e\n \u003ctd\u003e1200\u003c\/td\u003e\n \u003ctd\u003e1500\u003c\/td\u003e\n \u003ctd\u003e1800\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eCapacitance Tolerance\u003c\/th\u003e\n \u003ctd colspan=\"4\"\u003e±20%\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePerformance \u0026amp; Reliability\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eUseful life: \u0026gt;12,000 hours at 85°C and rated voltage (up to 500 V DC)\u003c\/li\u003e\n \u003cli\u003eVoltage endurance test: 2000 hours at 85°C\u003c\/li\u003e\n \u003cli\u003eVibration resistance per IEC 60068-2-6\u003c\/li\u003e\n \u003cli\u003eImpedance at 100 Hz varies with temperature and voltage rating, ensuring stable operation in demanding environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRipple Current Capability\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eCapacitor Diameter\u003c\/th\u003e\n \u003cth\u003eI AC,max\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e51.6 mm\u003c\/td\u003e\n \u003ctd\u003e34 A\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e64.3 mm\u003c\/td\u003e\n \u003ctd\u003e57 A\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e76.9 mm\u003c\/td\u003e\n \u003ctd\u003e74 A\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e90 mm\u003c\/td\u003e\n \u003ctd\u003e89 A\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eNote: Cooling conditions can enhance ripple current capabilities. For detailed cooling options, contact our sales.\u003c\/p\u003e\n\n\u003ch3\u003eMechanical \u0026amp; Mounting Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eMounting options include ring clips, clamps, or threaded studs\u003c\/li\u003e\n \u003cli\u003eVersions with threaded studs are available with or without insulated bases\u003c\/li\u003e\n \u003cli\u003ePositive pole marked with \"+\" for easy identification\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003ePackage Type: BLK\u003c\/p\u003e\n\u003cp\u003eProduct Category: Capacitors | Aluminum Electrolytic Capacitors - Screw Terminal\u003c\/p\u003e\n\u003cp\u003eECCN: EAR99\u003c\/p\u003e\n\u003cp\u003eUOM: EA\u003c\/p\u003e\n\u003cp\u003eRoHS: Yes\u003c\/p\u003e\n\u003cp\u003eDatasheet: \u003ca href=\"https:\/\/www.tdk-electronics.tdk.com\/inf\/20\/30\/db\/aec\/B43703_B43723.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003ePlease note: The datasheet was not processed; for more detailed specifications, please search the internet using the part number \u003cstrong\u003eB43703A9568M000\u003c\/strong\u003e.\u003c\/p\u003e\u003cbr\u003e"}
