How can I get a price quote for Siemens S55770-T540?

You can request a fast quote for Siemens S55770-T540 from Yılsa Engineering. Reference part number YLSLCFFMSAB2CFU. Submit a request via the contact or quote form and our team replies shortly with price and lead time.

Is Siemens S55770-T540 in stock and what is the delivery time?

Yılsa Engineering sources products as genuine items through a wide supplier network. Typical lead time is 7-21 days, with 1-3 business days domestic transit in Türkiye. Current status is confirmed in the quote.

Is Siemens S55770-T540 genuine and new?

Yes. This Siemens product is supplied genuine and brand-new, sold with invoice under Yılsa Engineering assurance.

How do I get the datasheet and technical specs for Siemens S55770-T540?

Key technical specifications are listed on the product page. For the full datasheet, dimensions and compatibility, simply contact Yılsa Engineering.

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Siemens S55770-T540

RDF440MB-BK - Flush mount touch Modbus room thermostat for 2-/4-pipe FCU with 3-speed or DC fan outputs, DC 0...10V control outputs and 1 x multifunctional inputs, fit for square conduit boxes. • Built-in temperature sensor • For fan coil applications • AC/DC 24 V power supply • Commissioning via local HMI, bus or Siemens smartphone app QuickConfig • Communication protocol: Modbus RTU • Operating modes: Comfort, Economy and Protection • 1 x digital input: - Changeover sensor/switch - Window contact - Alarm source - Presence detector - Hotel keycard • Slim profile (8.4 mm) • Capacitive touch buttons • Backlit display • Black thermostat with black frame Application selectable: • 2-pipe system • 2-pipe system with electrical heater • 4-pipe system

SiemensMFR # S55770-T540SKU # YLSLCFFMSAB2CFU

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