SW80B-10 Curtis Albright Single-Acting Contactor | High Current DC Contactor – krishna-machinery-tools-kmt

⚡ Curtis SW80B/10 DC Power Contactor – 2 Pole, Heavy-Duty, 100A-230A Rated

Engineered for high-performance and reliability, the Curtis SW80B/10 DC Power Contactor is a versatile solution for demanding industrial applications. Designed to handle direct current loads in electric vehicles, industrial trucks, telecom systems, and power distribution setups, it ensures superior durability with interrupted and uninterrupted current switching.

With silver alloy double-breaking contacts, IP65 protection, and robust PVC construction, the SW80B/10 is built for consistent, long-term operation—even in harsh environments.

🔩 Key Features:

• Model: SW80B/10

• Brand: Curtis

• Type: DC Power Contactor

• Poles: 2 Pole

• Current Ratings:

  • Thermal Current: 100A

  • Intermittent Current: Up to 230A (30%-70% duty cycle)

• Voltage: 10 – 30V

• Typical Voltage Drop: 40mV at 100A

• Protection: IP65 Rated

• Material: PVC

• Mounting: M4 tapped holes or brackets (horizontal/vertical)

• Weight: 350g (with optional accessories: +20g aux / +50g blowouts)

• Color: Black

⚙ Performance Specs:

• Fault Current Capacity:

  • 800A @ 48V DC (SW80)

  • 800A @ 80V DC (SW80B)

• Resistive Load Switching:

  • 190A @ 60V DC (SW80)

  • 190A @ 96V DC (SW80B)

• Maximum Voltage: 96V DC

• Typical Pull-In Time: 20 ms

• Drop-Out Time:

  • Without suppression: 5 ms

  • With diode: 50 ms

  • With diode + resistor: 8–20 ms

• Coil Voltage Options: 6V to 240V DC

• Coil Power Dissipation:

  • Continuous: 7–13W

  • Intermittent: 15–30W

• Operating Temp Range: -40°C to +60°C

🔌 Applications:

• Electric vehicles (EVs)

• Forklifts and industrial trucks

• Power distribution systems

• Renewable energy systems

• Telecom power switching

🛡 Built for Safety & Durability:

• Silver Alloy Contacts – Weld resistant & wear-proof

• Flexible Mounting Options – Horizontal or vertical

• Auxiliary Contact Rating: 5A @ 24V DC, 2A @ 48V DC

• Mechanical Life: >5 million operations (MTBF)

• Ideal for: Resistive, capacitive & inductive loads

Upgrade your industrial control systems with the Curtis SW80B/10—trusted worldwide for power switching performance you can rely on.