10ER33 LINE FILTER 250VAC 10A CHASSIS - Equivalent & Substitute Parts

Part Overview

The 10ER33 is a single-phase EMC/EMI line filter rated for 250VAC at 10A with 50/60Hz operation, designed for general-purpose chassis mount applications using wire lead termination. This part is classified as obsolete, making identification of active equivalent models essential for procurement and system continuity. The substitute part F1399BB10 provides functional equivalence while offering improved product status and expanded compliance certifications.

Substiute Parts

10ER33

Curtis IndustriesIn Stock: 113410ER33 Datasheet

Current PartRFQ

F1399BB10

Curtis IndustriesIn Stock: 903F1399BB10 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 10ER33 is determined by strict equivalence across the following parameters:

• Single-phase filter configuration with two-stage design
• 250VAC rated voltage
• 10A current rating
• 50/60Hz frequency compatibility
• Chassis mount form factor with wire lead termination
• General-purpose application classification

The F1399BB10 meets all these criteria, establishing it as a direct functional equivalent. Both parts share identical electrical specifications, mechanical mounting characteristics, and termination methods, enabling direct substitution in applications originally specified for the 10ER33.

Parameter Comparison

Engineering Selection Recommendations

The F1399BB10 is the appropriate selection for new designs and component replacement applications. As an active product with ROHS3 compliance and expanded regulatory certifications (CE, CSA, TUV, UR), it provides superior long-term availability and regulatory alignment compared to the obsolete 10ER33. Both parts maintain identical electrical and mechanical specifications, ensuring functional compatibility in existing circuit implementations. The F1399BB10's enhanced compliance profile makes it the preferred choice for applications subject to modern environmental and safety standards.

Frequently Asked Questions (FAQ)

Q: Can F1399BB10 directly replace 10ER33 in existing applications? A: Yes. Both parts are single-phase, two-stage EMC/EMI line filters with identical 250VAC, 10A, 50/60Hz ratings and chassis mount wire lead configurations. Electrical and mechanical compatibility is complete.

Q: What is the primary difference between these parts? A: The 10ER33 is obsolete with RoHS non-compliant status and limited certifications (CSA, UR, VDE). The F1399BB10 is an active product with ROHS3 compliance and expanded certifications (CE, CSA, TUV, UR), providing improved regulatory coverage and supply continuity.

Q: Are there packaging differences? A: The 10ER33 uses standard packaging, while F1399BB10 is supplied in box packaging. This does not affect functional performance or installation.

Q: What compliance certifications should I verify for my application? A: Confirm that your application requirements are met by the F1399BB10's certifications: CE, CSA, TUV, and UR. These provide broader regulatory coverage than the 10ER33's original certifications.

Q: Is the F1399BB10 suitable for new product designs? A: Yes. As an active product with current compliance status, F1399BB10 is the appropriate choice for new designs requiring a 250VAC, 10A single-phase EMC/EMI line filter with chassis mount configuration.