“The Suntree 63A 2P 550V DC Circuit Breaker is a high-performance protective device designed to safeguard DC electrical systems from overloads and short circuits. Perfect for solar PV installations, battery banks, off-grid systems, and industrial DC applications, this 2-pole breaker ensures reliable, durable, and safe operation. Easy to install with DIN-rail compatibility, it delivers fast trip response and long-lasting performance for both residential and commercial setups.”
The Suntree 63A 2P 550V DC Circuit Breaker is a high‑performance direct current (DC) protective device designed to safeguard electrical systems from overloads, short circuits, and electrical faults. Built for reliability and durability, this 2‑pole breaker supports DC voltages up to 550 V and rated currents up to 63 A, making it ideal for modern solar power systems, renewable energy installations, battery banks, and DC power distribution circuits.
This circuit breaker is perfect for:
Solar installers & technicians
Electrical contractors
Renewable energy system designers
Industrial and commercial facilities
DIY solar and off‑grid power system builders
 Rated for 63 A continuous current
 Supports up to 550 V DC voltage
2‑Pole design — protects both positive and negative DC lines
 Fast trip response to fault conditions
 Compact, robust industrial design
Easy DIN‑rail mounting for quick installation
 High insulation resistance and thermal stability
 Designed for harsh environments and long service life
| Specification | Wide/range |
|---|---|
| Model | Suntree 63A 2P 550V DC Circuit Breaker |
| Poles | 2‑Pole (2P) |
| Rated Current | 63 A |
| Rated Voltage | Up to 550 V DC |
| Breaking Capacity | High short‑circuit breaking capability |
| Mounting Type | DIN‑rail |
| Trip Mechanism | Thermal + Magnetic |
| Standards | Designed for DC application standards |
| Operating Temperature | Industrial range (‑20 °C to +70 °C) |
| Protection Functions | Overload, Short Circuit |
| Warranty | Manufacturer warranty (where applicable) |
Choosing the Suntree 63A 2P 550V DC Circuit Breaker means investing in safety, performance, and reliability:
Top‑Level Protection: Reliable tripping and fault detection for DC circuits
DC‑Optimized Design: Not all AC breakers are suitable for DC — this unit is specifically built for DC applications
Installer Friendly: Quick DIN‑rail installation and clear labeling saves time onsite
Industrial Quality: Built to withstand vibration, heat, and long‑term usage
Perfect for Renewable Energy: Ideal for solar PV, wind systems, and battery protection
This circuit breaker is suitable for a wide range of DC applications, including:
Solar photovoltaic (PV) system protection
Battery banks and energy storage systems
Industrial DC power distribution
Off‑grid and hybrid energy systems
Electric vehicle charging stations
Telecom and UPS DC circuits
Commercial & residential renewable installations
Upgrade your DC system protection today with the Suntree 63A 2P Circuit Breaker a trusted choice for safety and performance.
Add to Cart now and secure your electrical systems with industry‑ready DC protection.
| Weight | 0.20 kg |
|---|---|
| Dimensions | 7 × 4 × 8 cm |
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