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MALREKB00JS247X00K Equivalent & Substitute Parts
Part Overview
The MALREKB00JS247X00K is a 47 µF, 400 V aluminum electrolytic capacitor in radial, can package manufactured by Vishay Beyschlag/Draloric/BC Components from the EKB series. This part is classified as obsolete, making equivalent substitutes necessary for ongoing production and maintenance applications. The component is designed for general-purpose applications requiring polar electrolytic capacitance with a rated voltage of 400 V and ±20% tolerance.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Capacitance | 47 µF |
| Voltage Rating | 400 V |
| Tolerance | ±20% |
| Package Type | Radial, Can |
| Lead Spacing | 0.295" (7.50 mm) |
| Case Diameter | 0.630" (16.00 mm) |
| Height (Seated Max) | 1.319" (34.60 mm) |
| Mounting Type | Through Hole |
| Polarization | Polar |
| Operating Temperature Range | -25°C to 105°C |
| RoHS Status | ROHS3 Compliant |
Substitute Part Grouping Explanation
Substitution eligibility for the MALREKB00JS247X00K is determined by the following mandatory parameters:
- Capacitance: 47 µF (exact match required)
- Tolerance: ±20% (exact match required)
- Package Type: Radial, Can (exact match required)
- Lead Spacing: 0.295" (7.50 mm) (exact match required)
- Case Diameter: 0.630" (16.00 mm) (exact match required)
- Mounting Type: Through Hole (exact match required)
- Polarization: Polar (exact match required)
Voltage rating may be equal to or higher than 400 V. Operating temperature range may be equal to or extended beyond -25°C to 105°C. Lifetime at temperature and ripple current specifications may vary. All substitute parts must maintain ROHS3 compliance and EAR99 ECCN classification.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Series | Capacitance | Voltage Rating | Tolerance | Lifetime @ Temp. | Operating Temp. Range | Lead Spacing | Case Diameter | Height (Max) | Product Status | RoHS Status |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MALREKB00JS247X00K | Vishay Beyschlag/Draloric/BC Components | EKB | 47 µF | 400 V | ±20% | 2000 Hrs @ 105°C | -25°C to 105°C | 0.295" (7.50 mm) | 0.630" (16.00 mm) | 1.319" (34.60 mm) | Obsolete | ROHS3 Compliant |
| MAL214264796E3 | Vishay Beyschlag/Draloric/BC Components | 142 RHS | 47 µF | 400 V | ±20% | 2500 Hrs @ 105°C | -40°C to 105°C | 0.295" (7.50 mm) | 0.630" (16.00 mm) | 1.299" (33.00 mm) | Active | ROHS3 Compliant |
| EKMG401ELL470MLN3S | Chemi-Con | KMG | 47 µF | 400 V | ±20% | 2000 Hrs @ 105°C | -40°C to 105°C | 0.295" (7.50 mm) | 0.630" (16.00 mm) | 1.299" (33.00 mm) | Active | ROHS3 Compliant |
| 400CFX47MEFC16X31.5 | Rubycon | CFX | 47 µF | 400 V | ±20% | 5000 Hrs @ 105°C | -25°C to 105°C | 0.295" (7.50 mm) | 0.630" (16.00 mm) | 1.319" (34.60 mm) | Active | ROHS3 Compliant |
| 450PX47MEFC16X31.5 | Rubycon | PX | 47 µF | 450 V | ±20% | 2000 Hrs @ 105°C | -25°C to 105°C | 0.295" (7.50 mm) | 0.630" (16.00 mm) | 1.319" (34.60 mm) | Active | ROHS3 Compliant |
| B43851F5476M000 | EPCOS - TDK Electronics | B43851 | 47 µF | 450 V | ±20% | 3000 Hrs @ 105°C | -25°C to 105°C | 0.295" (7.50 mm) | 0.630" (16.00 mm) | 1.319" (34.60 mm) | Active | ROHS3 Compliant |
| B43858C9476M | EPCOS - TDK Electronics | B43858 | 47 µF | 400 V | ±20% | 5000 Hrs @ 105°C | -25°C to 105°C | 0.295" (7.50 mm) | 0.630" (16.00 mm) | 1.319" (34.60 mm) | Active | ROHS3 Compliant |
| B43890A9476M000 | EPCOS - TDK Electronics | B43890 | 47 µF | 400 V | ±20% | 15000 Hrs @ 105°C | -25°C to 105°C | 0.295" (7.50 mm) | 0.630" (16.00 mm) | 1.319" (34.60 mm) | Active | ROHS3 Compliant |
| EEU-EE2W470 | Panasonic Electronic Components | EE-A | 47 µF | 450 V | ±20% | 10000 Hrs @ 105°C | -25°C to 105°C | 0.295" (7.50 mm) | 0.630" (16.00 mm) | 1.319" (34.60 mm) | Active | ROHS3 Compliant |
| EGXE401ELL470MLN3S | Chemi-Con | GXE | 47 µF | 400 V | ±20% | 2000 Hrs @ 125°C | -25°C to 125°C | 0.295" (7.50 mm) | 0.630" (16.00 mm) | 1.319" (34.60 mm) | Active | ROHS3 Compliant |
| EKMQ451ELL470MLN3S | Chemi-Con | KMQ | 47 µF | 450 V | ±20% | 2000 Hrs @ 105°C | -25°C to 105°C | 0.295" (7.50 mm) | 0.630" (16.00 mm) | 1.299" (33.00 mm) | Active | ROHS3 Compliant |
Engineering Selection Recommendations
All listed substitute parts maintain active product status with ROHS3 compliance and EAR99 ECCN classification, ensuring regulatory alignment with the original MALREKB00JS247X00K component.
For direct 400 V applications with baseline performance requirements, MAL214264796E3, EKMG401ELL470MLN3S, and EGXE401ELL470MLN3S provide equivalent electrical specifications. MAL214264796E3 offers extended operating temperature range (-40°C to 105°C) and improved lifetime (2500 Hrs @ 105°C). EGXE401ELL470MLN3S extends the upper operating temperature to 125°C with AEC-Q200 automotive qualification.
For applications requiring enhanced reliability, 400CFX47MEFC16X31.5 and B43858C9476M deliver 5000 Hrs @ 105°C lifetime. B43890A9476M000 provides maximum lifetime specification at 15000 Hrs @ 105°C for long-service-life applications.
For 450 V rated applications, 450PX47MEFC16X31.5, B43851F5476M000, EEU-EE2W470, and EKMQ451ELL470MLN3S are suitable. EEU-EE2W470 offers the highest lifetime rating at 10000 Hrs @ 105°C among 450 V options.
Frequently Asked Questions (FAQ)
Q: Can I substitute a 450 V rated capacitor for the original 400 V MALREKB00JS247X00K?
A: Yes. A higher voltage rating is electrically compatible in a 400 V application. The 450 V rated parts (450PX47MEFC16X31.5, B43851F5476M000, EEU-EE2W470, EKMQ451ELL470MLN3S) meet all mechanical and electrical substitution criteria.
Q: What is the significance of lifetime specifications (2000 Hrs, 5000 Hrs, 15000 Hrs @ 105°C)?
A: Lifetime specification indicates the expected operational duration at maximum rated temperature before capacitance degradation exceeds tolerance limits. Higher lifetime ratings provide extended service intervals for reliability-critical applications.
Q: Are there dimensional differences between substitute parts?
A: Most substitutes maintain identical lead spacing (0.295" / 7.50 mm) and case diameter (0.630" / 16.00 mm). Height varies slightly: some parts measure 1.299" (33.00 mm) versus the original 1.319" (34.60 mm). Verify PCB layout clearance before selection.
Q: Which substitute offers the widest operating temperature range?
A: EGXE401ELL470MLN3S extends the upper operating limit to 125°C (versus 105°C standard), providing -25°C to 125°C operation. MAL214264796E3 extends the lower limit to -40°C.
Q: Are all substitutes ROHS3 compliant?
A: Yes. All listed substitute parts maintain ROHS3 compliance and EAR99 ECCN classification, matching the regulatory status of the original component.
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