Details

---

LOOKING FOR THIS PRODUCT?
Discover the Best Prices & Offers!

Contact Us Today for Exclusive Deals!
Email: sales@optimuscontrol.com
 

FOTEK KSR Series Solid State Relays: High-Performance Switching for Industrial Applications

When it comes to precision, durability, and efficiency, the FOTEK KSR Series Solid State Relays set the gold standard. Whether you're managing industrial automation, temperature control, or high-power switching, these relays deliver unmatched performance with cutting-edge technology.

Why Choose FOTEK KSR Series?

✅ High Dielectric Strength – Over 4KV, ensuring superior insulation. ✅ Exceptional Isolation – Strength exceeding 100MΩ/500VDC, preventing electrical interference. ✅ Overheat Protection – Built-in safety circuit activates at 120°C, safeguarding your system. ✅ High Surge Current & Voltage Resistance – Designed to withstand extreme conditions. ✅ Compliance with Industry Standards – Certified under EN60947-4-3 and EN60950, ensuring reliability.

Versatile Applications

🔹 Industrial Automation – Seamless switching for motors, heaters, and lighting systems. 🔹 HVAC & Temperature Control – Precise regulation for heating elements. 🔹 Power Management – Efficient energy distribution in high-load environments.

Popular Models & Specifications

Model	Input Voltage	Max Load Voltage	Max Load Current
KSR-10DA	3~32VDC	24~380VAC	10A
KSR-25DA	3~32VDC	24~380VAC	25A
KSR-40DA	3~32VDC	24~380VAC	40A
KSR-50DA	3~32VDC	24~380VAC	50A
KSR-75DA	3~32VDC	24~380VAC	75A

Why FOTEK Stands Out

Unlike traditional mechanical relays, solid-state relays offer silent operation, faster switching speeds, and longer lifespan. With FOTEK’s advanced engineering, you get consistent performance without the wear and tear of moving parts.

Available models:

KSR-40DAE 

KSR-10DA

KSR-25DA

KSR-40DA

KSR-50DA

KSR-75DA

KSR-10DA-H

KSR-25DA-H

KSR-40DA-H

KSR-50DA-H 

KSR-75DA-H

KSR-40AA

KSR-25AA

KSR-10AA

KSR-40AA-H

KSR-40DA  550V

KSR-25VA

KSR-75DAE

KSR-10DAE

KSR-25DAE

KSR-50DAE

ES-50K DIN RAIL HEAT SINK

HS-50H 
HS-HPR-50FS