RER75F2R00RCSL Equivalent & Substitute Parts

Part Overview

The RER75F2R00RCSL is a 2 Ohms ±1% 30W wirewound chassis mount resistor manufactured by Vishay Dale, part of the Military MIL-PRF-39009 RER75 series. This component is designed for high-reliability applications requiring precision resistance in demanding thermal and environmental conditions. The part maintains Active product status with 1059 units currently in stock. Substitute parts are identified when inventory constraints, lead time requirements, or procurement preferences necessitate alternative sourcing while maintaining identical electrical and mechanical specifications.

Substiute Parts

RER75F2R00RCSL

Vishay DaleIn Stock: 1167RER75F2R00RCSL Datasheet

Current PartRFQ

RER75F2R00RC02

Vishay DaleIn Stock: 1045RER75F2R00RC02 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RER75F2R00RCSL is determined by strict equivalence across all critical electrical and mechanical parameters. The substitute part RER75F2R00RC02 qualifies as a direct equivalent based on the following criteria:

Electrical Parameters (Must Match Exactly):

• Resistance value: 2 Ohms
• Tolerance: ±1%
• Power rating: 30W
• Temperature coefficient: ±50ppm/°C
• Operating temperature range: -55°C to 250°C

Mechanical Parameters (Must Match Exactly):

• Composition: Wirewound
• Housing type: Aluminum
• Mounting feature: Flanges
• Lead style: Solder Lugs
• Package type: Axial, Box
• Physical dimensions: 1.968" L x 1.140" W (49.99mm x 28.96mm)
• Height - Seated (Max): 0.625" (15.87mm)

Compliance & Classification (Must Match Exactly):

• Series: Military, MIL-PRF-39009, RER75
• Failure rate: R (0.01%)

Parameter Comparison

Engineering Selection Recommendations

Both RER75F2R00RCSL and RER75F2R00RC02 are Active products manufactured by Vishay Dale within the Military MIL-PRF-39009 RER75 series. Selection between these parts should be based on inventory availability and procurement lead times, as all electrical, mechanical, and compliance parameters are identical. Both components maintain RoHS non-compliant status and carry identical ECCN (EAR99) and HTSUS classifications. The RER75F2R00RCSL currently maintains higher inventory (1059 units) compared to RER75F2R00RC02 (965 units). Both parts satisfy military-grade reliability requirements with R-class failure rates and unlimited moisture sensitivity levels.

Frequently Asked Questions (FAQ)

Q: Are RER75F2R00RCSL and RER75F2R00RC02 electrically interchangeable?

A: Yes. Both parts have identical resistance values (2 Ohms), tolerance (±1%), power rating (30W), temperature coefficient (±50ppm/°C), and operating temperature range (-55°C to 250°C).

Q: Are these parts mechanically interchangeable?

A: Yes. Both components share identical physical dimensions (1.968" L x 1.140" W), height specifications (0.625" seated maximum), housing type (Aluminum), mounting features (Flanges), and lead style (Solder Lugs).

Q: Do both parts meet the same military specifications?

A: Yes. Both are classified within the Military MIL-PRF-39009 RER75 series with identical failure rate classifications (R at 0.01%).

Q: What is the difference between these two part numbers?

A: The parts are functionally and physically equivalent. Differences exist only in inventory levels and potential procurement channels. RER75F2R00RCSL has 1059 units in stock, while RER75F2R00RC02 has 965 units available.

Q: Are there any compliance differences between these parts?

A: No. Both parts carry identical RoHS status (non-compliant), ECCN classification (EAR99), HTSUS codes (8533.29.0000), and moisture sensitivity levels (MSL 1 - Unlimited).

Q: Can I use RER75F2R00RC02 as a direct replacement for RER75F2R00RCSL in existing designs?

A: Yes. All electrical, mechanical, and compliance specifications are identical, making RER75F2R00RC02 a direct substitute for RER75F2R00RCSL without design modifications.