Nationwide UK Delivery
Trade Accounts Available
Technical Support
Nationwide UK Delivery
Trade Accounts Available
Technical Support
| Availability | In Stock & Ready to Dispatch |
| Bulk Orders | Project & Bulk Quantities Available |
| In-House Logistics | Reliable Delivery with Standard and Express Shipping Options |
The Elta EC Electronic Controller (EL21) is a compact fan speed control unit designed to regulate the speed of compatible EC (electronically commutated) fans using a 0 – 10 V control signal. It’s ideal for adjusting airflow and performance in ventilation systems, allowing simple stepless speed adjustment while offering preset options such as minimum speed or trickle/boost. It’s rated for up to ~1.5 A full‑load current and works with EC fan control circuits.
Material & Construction:
• Durable electrical control components in a compact enclosure
• Potentiometer‑based 0 – 10 V speed control interface
• Compatible with variable frequency drives and EC fan control systems
Specifications:
• Type: EC fan electronic speed controller (EL21)
• Control: 0 – 10 V control signal for stepless speed adjustment
• Max load: suitable for ~1.5 A fans/controllers
• Works with EC motors and VFD systems
• Preset and trickle/boost versions available
Estimated Delivery: 2–5 Working Days
Shipping costs will be calculated during checkout.
Check delivery options at checkout
The Elta EC Electronic Controller (EL21) is a compact fan speed control unit designed to regulate the speed of compatible EC (electronically commutated) fans using a 0 – 10 V control signal. It’s ideal for adjusting airflow and performance in ventilation systems, allowing simple stepless speed adjustment while offering preset options such as minimum speed or trickle/boost. It’s rated for up to ~1.5 A full‑load current and works with EC fan control circuits.
Material & Construction:
• Durable electrical control components in a compact enclosure
• Potentiometer‑based 0 – 10 V speed control interface
• Compatible with variable frequency drives and EC fan control systems
Specifications:
• Type: EC fan electronic speed controller (EL21)
• Control: 0 – 10 V control signal for stepless speed adjustment
• Max load: suitable for ~1.5 A fans/controllers
• Works with EC motors and VFD systems
• Preset and trickle/boost versions available
No downloads available for this product.
Shipping Information • UK-wide delivery, including Northern Ireland, Scottish Highlands and remote locations. • Orders are processed within 1–2 working days (Mon–Fri). • Standard UK delivery takes approximately 2–5 working days from purchase. • Shipping costs are calculated at checkout based on order size, weight and delivery location. • Free delivery is available on selected orders. Additional charges may apply for large, bulky or remote-area deliveries. • Tracking details are provided once your order has been dispatched. • International shipping is available. Customs duties, taxes and import fees may apply and are the responsibility of the customer. • If your order arrives damaged, incorrect or incomplete, please contact us within 7 days of delivery. For full details, please see our Shipping Policy.
Returns must be requested within 7 days of delivery and approved before being sent back. Items must be unused, undamaged, and in their original packaging. Customers are responsible for return shipping costs, and a restocking fee of up to 25% may apply. Refunds are processed within 3–5 working days after inspection. For damaged, faulty, or incorrect items, please contact us within 7 days of delivery.
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