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CMB-153-11CNN-W-A Equivalent & Substitute Parts
Part Overview
The CMB-153-11CNN-W-A is a thermal circuit breaker manufactured by Carling Technologies, rated for 15A at 250V AC and 32V DC. This single-pole, panel-mount device features push-to-reset actuation and holds active product status with full compliance to CE, cUL, TUV, UL1077, and UL1500 standards. The device is RoHS3 compliant and REACH unaffected. Substitute parts are identified to provide alternative sourcing options when the primary part is unavailable or when inventory requirements necessitate alternative suppliers.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | CMB-153-11CNN-W-A |
| Manufacturer | Carling Technologies |
| Series | CMB |
| Breaker Type | Thermal |
| Current Rating | 15A |
| Voltage Rating - AC | 250V |
| Voltage Rating - DC | 32V |
| Mounting Type | Panel Mount |
| Actuator Type | Push to Reset |
| Number of Poles | 1 |
| Illumination | None |
| Product Status | Active |
| RoHS Status | RoHS3 Compliant |
Substitute Part Grouping Explanation
Substitution of the CMB-153-11CNN-W-A is determined by strict equivalence across the following critical parameters:
Primary Substitution Criteria:
- Current Rating: 15A (exact match required)
- Voltage Rating - AC: 250V (exact match required)
- Mounting Type: Panel Mount (exact match required)
- Breaker Type: Thermal (exact match required)
- Actuator Type: Push to Reset (exact match required)
- Number of Poles: 1 (exact match required)
Secondary Consideration:
- Voltage Rating - DC: The main part specifies 32V DC. Substitute parts from OptiFuse CBW57 series specify 50V DC, which represents a higher DC voltage rating and remains compatible for applications requiring 32V DC operation.
All identified substitute parts are manufactured by OptiFuse under the CBW57 series designation. Each substitute part maintains identical AC voltage, current rating, mounting configuration, actuation method, and pole count. All substitute parts hold active product status and maintain RoHS3 compliance.
Parameter Comparison
| Parameter | CMB-153-11CNN-W-A | CBW57-EJ-15A | CBW57-EL4-15A | CBW57-ES-15A | CBW57-ES-15A-5X | CBW57-GS-15A-WB | CBW57-HB-15A-P | CBW57-HS-15A-5X | CBW57-PB-15A-5X | CBW57-PB-15A-WX | CBW57-PS-15A |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Carling Technologies | OptiFuse | OptiFuse | OptiFuse | OptiFuse | OptiFuse | OptiFuse | OptiFuse | OptiFuse | OptiFuse | OptiFuse |
| Breaker Type | Thermal | Thermal | Thermal | Thermal | Thermal | Thermal | Thermal | Thermal | Thermal | Thermal | Thermal |
| Current Rating (Amps) | 15A | 15A | 15A | 15A | 15A | 15A | 15A | 15A | 15A | 15A | 15A |
| Voltage Rating - AC | 250V | 250V | 250V | 250V | 250V | 250V | 250V | 250V | 250V | 250V | 250V |
| Voltage Rating - DC | 32V | 50V | 50V | 50V | 50V | 50V | 50V | 50V | 50V | 50V | 50V |
| Mounting Type | Panel Mount | Panel Mount | Panel Mount | Panel Mount | Panel Mount | Panel Mount | Panel Mount | Panel Mount | Panel Mount | Panel Mount | Panel Mount |
| Actuator Type | Push to Reset | Push to Reset | Push to Reset | Push to Reset | Push to Reset | Push to Reset | Push to Reset | Push to Reset | Push to Reset | Push to Reset | Push to Reset |
| Number of Poles | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Illumination | None | None | None | None | None | None | None | None | None | None | None |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active |
| RoHS Status | RoHS3 Compliant | RoHS3 Compliant | RoHS3 Compliant | RoHS3 Compliant | RoHS3 Compliant | RoHS3 Compliant | RoHS3 Compliant | RoHS3 Compliant | RoHS3 Compliant | RoHS3 Compliant | RoHS3 Compliant |
Engineering Selection Recommendations
All identified substitute parts from the OptiFuse CBW57 series maintain functional equivalence to the CMB-153-11CNN-W-A across critical electrical and mechanical parameters. Selection among substitute parts should be based on the following factors:
Inventory Availability: CBW57-HB-15A-P offers the highest inventory level at 8,822 pieces, followed by CBW57-ES-15A at 3,521 pieces. These options provide the greatest supply assurance for high-volume applications.
Compliance and Certifications: The main part CMB-153-11CNN-W-A carries approvals from CE, cUL, TUV, UL1077, and UL1500. All OptiFuse CBW57 substitute parts carry cURus, IP 40, SAE J1171, UL 1077, and UL 1500 certifications. Applications requiring specific certification alignment should reference the approval agency requirements of the target system.
DC Voltage Rating Consideration: All substitute parts specify 50V DC rating compared to the main part's 32V DC rating. This higher rating does not restrict substitution for 32V DC applications and provides additional operational margin in DC circuits.
Product Status: All substitute parts maintain active product status, ensuring continued availability and manufacturer support.
Frequently Asked Questions (FAQ)
Q: Can OptiFuse CBW57 series parts directly replace the Carling Technologies CMB-153-11CNN-W-A?
A: Yes. All identified OptiFuse CBW57 substitute parts match the CMB-153-11CNN-W-A across current rating (15A), AC voltage rating (250V), mounting type (panel mount), breaker type (thermal), actuator type (push to reset), and pole count (1). These parameters define functional equivalence for thermal circuit breaker applications.
Q: What is the significance of the higher DC voltage rating on substitute parts?
A: The OptiFuse CBW57 series specifies 50V DC compared to the CMB-153-11CNN-W-A's 32V DC rating. A higher DC voltage rating indicates the device can operate safely at higher DC voltages. For applications operating at 32V DC, the 50V DC rated substitute parts remain fully compatible and provide additional operational margin.
Q: Are there differences in certifications between the main part and substitute parts?
A: The main part carries CE, cUL, TUV, UL1077, and UL1500 approvals. Substitute parts carry cURus, IP 40, SAE J1171, UL 1077, and UL 1500 certifications. Both sets include UL 1077 and UL 1500. Applications with specific certification requirements should verify that the substitute part's approval agencies meet system-level compliance needs.
Q: Which substitute part should be selected for maximum inventory availability?
A: CBW57-HB-15A-P provides the highest inventory level at 8,822 pieces in stock. CBW57-ES-15A offers the second-highest availability at 3,521 pieces.
Q: Do all substitute parts have the same moisture sensitivity level?
A: Most OptiFuse CBW57 substitute parts specify Moisture Sensitivity Level (MSL) 1 (Unlimited). CBW57-GS-15A-WB does not specify an MSL value in the provided data. For applications with specific moisture handling requirements, the MSL 1 rated parts provide unlimited shelf life without special storage conditions.
Q: Are substitute parts RoHS3 compliant?
A: Yes. All identified substitute parts from the OptiFuse CBW57 series are RoHS3 compliant, matching the compliance status of the main CMB-153-11CNN-W-A part.
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