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Feels well-built and suitable for everyday plant and maintenance use.
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Circuit Breaker
Siemens | ED63B090NAV | Circuit Breaker | 90A | 3-Pole | 600V
★★★★★
| Amperes | 90 |
| Poles | 3 |
| Voltage | 600 |
| Product Type | Circuit Breaker |
Regular price
$7,174.00
Sale price
$7,174.00
Regular price
Unit 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 | ED63B090NAV | Circuit Breaker | 90A | 3-Pole | 600V
Regular price
$7,174.00
Sale price
$7,174.00
Regular price
Unit price
Product description
Shipping
Meet the Siemens ED63B090NAV circuit breaker — a trusted 3‑pole, 90A protective device built for demanding 600V systems. Designed for maintenance, retrofit, and replacement, this unit ensures reliable protection for 3‑phase equipment while preserving the integrity of your Siemens panel infrastructure.
- Model: ED63B090NAV
- Amperage: 90A
- Poles: 3‑Pole
- Voltage rating: 600V
- Intended use: Maintenance, retrofit, and replacement projects where exact specs are required
- Compatibility note: The part number is your best reference for matching compatibility; confirm fit and ratings before ordering
The ED63B090NAV is purpose-built for Siemens systems, delivering precise current interruption to protect both personnel and equipment in three‑phase installations. Its 90A capacity makes it ideal for mid‑sized commercial or light industrial circuits, such as HVAC drives, motors, and distribution feeders that demand dependable protection without unnecessary trips.
Why this Siemens breaker stands out
- Exact-match compatibility: Rely on the ED63B090NAV as the definitive reference when upgrading, retrofitting, or replacing breakers in Siemens panels.
- Clear electrical alignment: 3‑pole design supports balanced 3‑phase loads and coordinated protection across all phases.
- Robust protection: Designed to interrupt fault currents effectively at 600V, helping to minimize damage to connected equipment.
Ideal use cases
- Replacing worn or damaged breakers in established Siemens electrical panels
- Retrofits where a 3‑pole, 90A, 600V protection device is required to support updated 3‑phase equipment
- Maintenance upgrades in commercial spaces, manufacturing lines, data centers, and other facilities with 3‑phase loads
Practical tips for a smooth install: verify that your panel accepts ED63B090NAV and that the system voltage and histogram of your load align with the 600V rating. If you’re replacing an older unit, keep a note of the existing trip characteristics and ensure they align with the 90A protection profile. For best results, have a qualified electrical professional confirm fit, ratings, and safe installation procedures before proceeding.
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What Our Customers Say
General feedback we often hear from customers purchasing industrial electrical parts.
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Lead time was reasonable and the part matched expectations when it arrived.
Procurement · Ontario
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Good value for industrial use. Customers mention easy installation.
Service tech · Field work
