SLP561M350H7P3 Equivalent & Substitute Parts Reference

Part Overview

The SLP561M350H7P3 is a 560 µF, 350 V aluminum electrolytic capacitor manufactured by Cornell Dubilier Electronics (CDE) in a radial, can snap-in package. This component is classified as Active product status and is designed for general-purpose applications requiring polarized capacitive energy storage and filtering. The part operates across a temperature range of -25°C to 105°C with a rated lifetime of 3000 hours at 105°C.

Substitute parts become necessary when the original component reaches end-of-life status, experiences supply constraints, or when application requirements demand enhanced performance characteristics such as higher voltage ratings, extended operational lifetime, or improved thermal stability. The substitute parts listed maintain electrical and mechanical compatibility while offering alternative manufacturer options and performance enhancements.

Key Parameters

Parameter	Value	Unit	Substitution Relevance
Capacitance	560	µF	Critical - Must match exactly
Voltage - Rated	350	V	Critical - Substitutes rated 400V acceptable
Tolerance	±20%	-	Critical - Must match
Lead Spacing	10.00	mm	Critical - PCB layout compatibility
Size / Dimension	35.00	mm Dia	Critical - Physical fit
Height - Seated (Max)	42.00	mm	Critical - Clearance requirement
Package / Case	Radial, Can - Snap-In	-	Critical - Mounting compatibility
Mounting Type	Through Hole	-	Critical - Assembly method
Lifetime @ Temp.	3000	Hrs @ 105°C	Performance - Substitutes may exceed
Operating Temperature	-25 to 105	°C	Performance - Substitutes may extend
Polarization	Polar	-	Critical - Circuit requirement
RoHS Status	ROHS3 Compliant	-	Compliance - All substitutes match

Substitute Part Grouping Explanation

Substitute parts for the SLP561M350H7P3 are qualified based on the following substitution criteria:

Electrical Parameters (Critical):

Capacitance: 560 µF (exact match required)
Tolerance: ±20% (exact match required)
Voltage Rating: 350 V minimum (400 V rated substitutes are acceptable as they provide voltage margin)
Polarization: Polar (exact match required)

Mechanical Parameters (Critical):

Lead Spacing: 10.00 mm (exact match required for PCB hole alignment)
Diameter: 35.00 mm (exact match required for physical fit)
Height: 42.00 mm maximum seated height (exact match required for clearance)
Package Type: Radial, Can - Snap-In (exact match required)
Mounting Type: Through Hole (exact match required)

Performance Parameters (Enhancement Allowed):

Lifetime: 3000 Hrs @ 105°C minimum (substitutes rated 5000 Hrs @ 105°C exceed baseline)
Operating Temperature: -25°C to 105°C minimum (substitutes with -40°C lower limit exceed baseline)
ESR: Lower values indicate improved performance (not a substitution barrier)

Compliance Parameters (Match Required):

RoHS Status: ROHS3 Compliant (all substitutes match)
REACH Status: REACH Unaffected (all substitutes match)

All four substitute parts meet these criteria and are electrically and mechanically interchangeable with the original SLP561M350H7P3.

Parameter Comparison

Parameter	SLP561M350H7P3 (CDE)	400MXG560MEFCSN35X40 (Rubycon)	B43644B9567M000 (EPCOS)	LGN2G561MELC40 (Nichicon)	LGX2G561MELC40 (Nichicon)
Capacitance	560 µF	560 µF	560 µF	560 µF	560 µF
Voltage - Rated	350 V	400 V	400 V	400 V	400 V
Tolerance	±20%	±20%	±20%	±20%	±20%
ESR @ Rated Frequency	592 mOhm @ 120 Hz	Not specified	170 mOhm @ 100 Hz	Not specified	Not specified
Lifetime @ Temp.	3000 Hrs @ 105°C	3000 Hrs @ 105°C	5000 Hrs @ 105°C	3000 Hrs @ 105°C	5000 Hrs @ 105°C
Operating Temperature	-25°C to 105°C	-25°C to 105°C	-40°C to 105°C	-25°C to 105°C	-25°C to 105°C
Ripple Current @ 120 Hz	1.9 A	2.05 A	2.2 A	1.9 A	1.9 A
Lead Spacing	10.00 mm	10.00 mm	10.00 mm	10.00 mm	10.00 mm
Diameter	35.00 mm	35.00 mm	35.00 mm	35.00 mm	35.00 mm
Height - Seated (Max)	42.00 mm	42.00 mm	42.00 mm	42.00 mm	42.00 mm
Package / Case	Radial, Can - Snap-In	Radial, Can - Snap-In	Radial, Can - Snap-In	Radial, Can - Snap-In	Radial, Can - Snap-In
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

Direct Substitution Compatibility:

All four substitute parts are electrically and mechanically compatible with the SLP561M350H7P3. The substitutes maintain identical capacitance (560 µF), tolerance (±20%), lead spacing (10.00 mm), physical dimensions (35.00 mm diameter, 42.00 mm height), and package configuration (radial, can snap-in, through-hole mounting).

Voltage Rating Consideration:

The original part is rated 350 V. All substitute parts are rated 400 V, providing a 50 V voltage margin. This higher rating does not create incompatibility; rather, it ensures the substitute operates with additional safety margin in the original 350 V application.

Lifetime and Temperature Performance:

400MXG560MEFCSN35X40 (Rubycon MXG Series): Matches baseline lifetime (3000 Hrs @ 105°C) and operating temperature range (-25°C to 105°C). Suitable for direct replacement with equivalent performance expectations.
B43644B9567M000 (EPCOS B43644 Series): Exceeds baseline with 5000 Hrs @ 105°C lifetime and extended lower operating temperature limit (-40°C to 105°C). Provides enhanced thermal stability and extended service life. ESR of 170 mOhm @ 100 Hz is lower than the original 592 mOhm @ 120 Hz, indicating improved high-frequency performance.
LGN2G561MELC40 (Nichicon LGN Series): Matches baseline lifetime (3000 Hrs @ 105°C) and operating temperature range (-25°C to 105°C). Ripple current rating of 1.9 A @ 120 Hz matches the original specification.
LGX2G561MELC40 (Nichicon LGX Series): Exceeds baseline with 5000 Hrs @ 105°C lifetime. Provides extended service life while maintaining the same operating temperature range and ripple current specifications as the original.

Compliance Status:

All substitute parts carry ROHS3 Compliant and REACH Unaffected certifications, matching the original part's regulatory compliance profile. All parts are classified as Active product status, ensuring continued availability and support.

Selection Basis:

Component selection should be based on application requirements for lifetime and operating temperature range. For applications requiring baseline performance, the Rubycon 400MXG560MEFCSN35X40 or Nichicon LGN2G561MELC40 provide equivalent specifications. For applications requiring extended lifetime or lower temperature operation, the EPCOS B43644B9567M000 or Nichicon LGX2G561MELC40 are appropriate selections.

Frequently Asked Questions (FAQ)

Q: Can the SLP561M350H7P3 be replaced with a 400 V rated substitute in a 350 V application?

A: Yes. All substitute parts are rated 400 V, which exceeds the original 350 V requirement. A higher voltage rating does not create incompatibility; the component operates safely at lower voltages than its rating. The 50 V margin provides additional safety margin in the original application.

Q: Are the physical dimensions identical across all parts?

A: Yes. All substitute parts maintain identical lead spacing (10.00 mm), diameter (35.00 mm), and maximum seated height (42.00 mm). PCB hole patterns and clearance requirements are identical, enabling direct mechanical substitution without layout modifications.

Q: What is the difference between the Nichicon LGN and LGX series substitutes?

A: Both Nichicon parts (LGN2G561MELC40 and LGX2G561MELC40) are electrically and mechanically identical to the original part. The primary difference is lifetime rating: LGN series is rated 3000 Hrs @ 105°C (matching the original), while LGX series is rated 5000 Hrs @ 105°C (extended lifetime). Both operate across -25°C to 105°C temperature range.

Q: Does the EPCOS B43644B9567M000 offer performance advantages?

A: The EPCOS B43644B9567M000 provides two performance enhancements: (1) Extended lifetime of 5000 Hrs @ 105°C compared to the baseline 3000 Hrs, and (2) Extended lower operating temperature limit of -40°C compared to -25°C. Additionally, the ESR specification of 170 mOhm @ 100 Hz is lower than the original 592 mOhm @ 120 Hz, indicating improved high-frequency ripple current handling.

Q: Are all substitute parts RoHS and REACH compliant?

A: Yes. All substitute parts carry ROHS3 Compliant and REACH Unaffected certifications, matching the original part's regulatory compliance profile. No additional compliance verification is required for substitution in regulated applications.

Q: Can substitutes be mixed in the same assembly?

A: Yes. All substitute parts are electrically and mechanically interchangeable. Multiple substitute parts can be used in the same assembly without compatibility issues, provided the application does not require matched component characteristics beyond the specified parameters.

Q: What inventory status should influence substitution decisions?

A: Inventory availability varies by substitute: Rubycon 400MXG560MEFCSN35X40 (273,982 Pcs), Nichicon LGN2G561MELC40 (273,782 Pcs), and Nichicon LGX2G561MELC40 (273,982 Pcs) show high availability. EPCOS B43644B9567M000 shows lower availability (2,765 Pcs). Substitution decisions should account for supply chain requirements and lead time considerations.

Q: Is the snap-in mounting type identical across all parts?

A: Yes. All parts are specified as radial, can snap-in package with through-hole mounting. Mechanical mounting and electrical connection methods are identical, requiring no assembly process modifications.

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