Damper Actuator
Honeywell LKS 210 Damper Actuator
The Honeywell LKS 210-21 is a servo motor also known as a damper actuator, providing precise control of air burner dampers and gas butterfly valves. Built for Italian Riello gas burners (RS70/RS100/RS130), it offers smooth operation with four preset cams for fast adjustment.
Specifications
| Brand | Honeywell |
|---|---|
| Model | LKS 210-21 (B1-15S2) |
| Voltage | 200-240 V AC |
| Frequency | 50-60 Hz |
| Rotation angle | 0 deg - 90 deg |
| Rotation time | ~15 s for 90 deg |
| Preset cams | Red 90 / Blue 0 / Orange 15 / Black 85 deg |
| Control | Standard no-feedback; 4-20mA / 0-10V optional |
| Enclosure | Flame-retardant die-cast aluminum, IP54 or higher |
| Compatibility | Riello RS70, RS100, RS130 gas burners |
Why buyers choose it
- Precise damper and gas-butterfly-valve positioning for stable combustion control.
- Four preset cams give quick, tactile, lock-in adjustment without tools.
- Strong low-speed torque holds heavy dampers and valves without drift.
- Fail-safe power-loss reset and overload protection secure the combustion network.
- IP54 die-cast aluminum enclosure resists boiler-room dust, moisture and heat.
Applications
Riello RS70/100/130 gas burner damper and valve control.
Industrial gas burners needing accurate air-to-fuel ratio.
HVAC large-scale airflow and gas control.
Buyer Questions
Honeywell LKS 210 Damper Actuator FAQs
What is the Honeywell LKS 210-21?
A servo motor / damper actuator for air burner dampers and gas butterfly valves, compatible with Riello RS70/100/130 burners.
How fast does it rotate?
It rotates 0-90 degrees in about 15 seconds, calibrated to avoid gas-line pressure spikes.
What voltage does it need?
200-240 V AC at 50-60 Hz, with optional 4-20mA / 0-10V analog control.
Request a quote for LKS 210-21 (B1-15S2)
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