How does shipping work for orders on MRO Exchange?

Most orders ship within 1–2 business days via UPS. Larger equipment ships via freight carrier, and customers can use the shipping estimator on the product page for a location-specific quote. Local pickup is also available at the Fairfield, IL facility, typically ready within 4 hours.

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MRO Exchange accepts all major credit cards, PayPal, and Shop Pay. Purchase order and wire transfer payment is also available, with payment due prior to shipment. Custom terms are available for established accounts.

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Siemens 3RV2742-5CD10 Circuit Breaker 600Y/347V AC

$309.00 USD

Sale Sold out

ConditionSurplus - Untested MPN3RV2742-5CD10 Stock #Stock # 0626-01910

Photos reflect current condition. Items differing from description may be eligible for return or refund — see our condition guide.

Shipping Estimate

Estimated package weight: 5.0 lbs

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Product Specifications

Manufacturer: Siemens
MPN / Model: 3RV2742-5CD10
Product Type: Circuit Breaker
Series: SIRIUS 3RV2
Poles: 3 Pole
Current Rating: 20 A
Voltage: 600Y/347V AC Max, 480V AC
Frequency: 50/60 Hz
Interrupting Rating: 65kA at 480V AC, 20kA at 600Y/347V AC
Type Designation: H3RV2742

Product Description

This Siemens 3RV2742-5CD10 circuit breaker belongs to the SIRIUS 3RV2 series and carries a nameplate current setting of 20 A with a maximum voltage rating of 600Y/347V AC, 480V AC at 50/60 Hz. The three pole unit is marked Type H3RV2742 and lists an interrupting rating of 65kA at 480V AC and 20kA at 600Y/347V AC. Line and load terminals are labeled 1/L1, 3/L2, 5/L3 on top and 2/T1, 4/T2, 6/T3 on the bottom, each accepting screw type connections. The unit shows attached lead wires and cosmetic wear consistent with prior installation, and is listed as Surplus Untested. Buyers matching this exact Siemens SIRIUS catalog number for replacement, spare inventory, or maintenance sourcing can reference MPN 3RV2742-5CD10 to confirm fit against their existing equipment.

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Frequently Asked Questions

Shipping & Handling

Most orders ship within 1–2 business days via UPS, but expedited same-day handling is available as an add-on to orders in cart. Larger equipment ships via freight carrier. Use the shipping estimator above for a location-specific quote. Local pickup is also available at our Fairfield, IL facility, typically ready within 4 hours.

Returns & Condition

All items are sold as-described based on the photos and condition listed. If an item arrives differing from its description, it may be eligible for return or refund. See our full condition guide for details on our grading terms.

Payment Options

We accept all major credit cards, PayPal, and Shop Pay. Purchase order and wire transfer payment is also available by selecting "Purchase Order / Wire Transfer" at checkout. Payment is due prior to shipment. Contact us for custom terms on established accounts. Tax exemptions are honored if proper documentation is provided.