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Matched our existing hardware and fit as expected. Clean install.
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Circuit Breaker
Siemens | MQJ3110KL | Circuit Breaker | 110A | 3-Pole | 240V
★★★★★
| Amperes | 110 |
| Poles | 3 |
| Voltage | 240 |
| Product Type | Circuit Breaker |
Regular price
$5,025.00
Sale price
$5,025.00
Regular price
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Seamless online shopping experience guaranteed with easy shipping and returns policy.
Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.
Siemens | MQJ3110KL | Circuit Breaker | 110A | 3-Pole | 240V
Regular price
$5,025.00
Sale price
$5,025.00
Regular price
Unit price
Product description
Shipping
Siemens MQJ3110KL Circuit Breaker delivers reliable overcurrent protection for 240V, three‑phase systems. Designed for maintenance, retrofit, and replacement projects, this 110A, 3‑pole unit fits Siemens panels that require the MQJ family, helping you keep critical equipment protected and running smoothly.
- Amperage: 110A
- Poles: 3‑Pole
- Voltage: 240V
- Part reference: MQJ3110KL
- Best use: maintenance, retrofit, or replacement where exact compatibility is essential
Why this specific breaker matters
- Exact compatibility: The MQJ3110KL is the best reference for panel compatibility within the Siemens MQJ series. Always verify the part number to ensure a proper fit.
- Three‑pole, 240V configuration: Provides coordinated protection across all three phases, which is critical for motors, compressors, and other 3‑phase equipment in commercial or industrial settings.
- 110A protection: Balances sufficient current capacity with reliable protection for feeders and mid‑sized loads, reducing nuisance trips during normal operation.
- Practical for upgrades: Ideal for retrofit or replacement in existing Siemens installations where a 110A, 3‑pole, 240V breaker is required to restore or expand reliable distribution.
Ideal use cases and who benefits
- Facilities managers, electrical contractors, and maintenance teams working in commercial or light‑industrial environments with 3‑phase 240V distribution.
- Projects involving motor-driven equipment, HVAC systems, pumps, or other machinery that require solid 3‑phase protection at 110A.
- Repairs or upgrades where matching the Siemens MQJ sequence is essential to maintain panel conformity and ease of future servicing.
Practical notes for installation and ordering
- Confirm fit and ratings: Before purchasing, cross‑check the MQJ3110KL part number with your panel’s specification sheet to ensure compatibility and correct trip characteristics.
- Safety first: Work with power completely isolated, and follow local electrical codes. If in doubt, consult a licensed electrician.
- Replacement strategy: Keep a compatible spare on hand for critical installations to minimize downtime during maintenance or replacements.
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