- Home
- Controller
- Siemens+Landis & Staefa Nruf/A Bms Controller T4A 50/60Hz 20Va, Ac 24V Siemens+Landis & Staefa Nruf/A Bms Controller T4A 50/60Hz 20Va, Ac 24V












Siemens+Landis & Staefa Nruf/A Bms Controller T4A 50/60Hz 20Va, Ac 24V

- Description
- Shipping Policy
- Reviews
Attribute | Value |
---|---|
Brand | Siemens Building Technologies |
Model | Landis & Staefa NRUF/A |
Supply Voltage | AC 24V |
Frequency | T4A 50/60Hz |
Power Consumption | 20VA |
Temperature Limit | T 45°C |
Sensor Type | T1/L&S NI1000 |
Compliance | NEC Class 2 |
Connection | Connect to NEC Class 2 power supply only |
Torque | 0.5Nm |
Wire Gauge | 22..14 AWG |
Product Code | 031201B Z |
Assembly | Assembled in Switzerland |

Siemens Landis & Staefa NRUF/A BMS Controller the Siemens Landis & Staefa NRUF/A BMS controller is an innovative building management system that is tailored to improve efficiency and sustainability for heating, ventilation, and air conditioning (HVAC) applications in commercial and industrial buildings. Made in Switzerland, this control unit is set to the strictest quality standards and reliability levels.
Features:
• Voltage Supply: Operating on a typical AC 24V supply allows it to integrate with most existing building infrastructures.
• Power Specifications: Consumes 20VA power with a T4A 50/60Hz frequency, optimized for energy efficiency.
• Temperature Management: Features a high temperature limit of 45°C, suitable for various environmental conditions.
• Sensor Compatibility: Equipped with T1/L&S NI1000 sensor input for precise temperature sensing and feedback.
• Safety Compliance: Meets NEC Class 2 standards, requiring connection to a Class 2 power supply only, ensuring enhanced safety and reliability.
• Torque Specifications: Offers a torque of 0.5Nm, suitable for controlling various mechanical components.
• Wire Compatibility: Supports 22 to 14 AWG wire size, providing flexibility in installation and connectivity.
Applications:
• Commercial Buildings: Ideal for managing HVAC systems in office buildings, shopping centers, and hotels, ensuring comfortable environments and energy efficiency.
• Industrial Facilities: Enhances process reliability and environmental conditions in manufacturing plants and warehouses.
• Educational Institutions: Provides stable and reliable HVAC management in schools and universities to maintain optimal learning environments.
• Healthcare Facilities: Ensures precise temperature control in hospitals and clinics to promote health and safety.
• Government Buildings: Used in government facilities to improve energy management and reduce operational costs.
At Aeliya Marine Tech, we strive to provide efficient and reliable shipping services to our customers worldwide. Please read the following information regarding our shipping policy:
Shipping Options
We offer various shipping options for each country, and the methods and costs are clearly indicated on all quotations. Our official logistics partners are DHL & FedEx, renowned for their extensive delivery networks and time-definite solutions to over 200+ countries and territories worldwide. For specific services available in your country, please visit the FedEx and DHL websites. On rare occasions, we may use alternative carriers for logistical or operational reasons.
Processing and Delivery
Stock items are typically shipped from our warehouses within 24 hours of payment confirmation. Delivery times are specified on all quotations, and we provide several options, including Next Day Delivery to many locations. We also offer time-definite and Saturday deliveries to meet your requirements. Once your item(s) have been shipped, we will send you a Shipment Notification email containing the carrier's name and a tracking number with a link to their website, allowing you to track your package.
Express Delivery
Understanding the impact and cost of equipment breakdowns, we provide worldwide express delivery for all our products. Through our network of preferred partner warehouses and distribution centers, we offer a unique and efficient service across the globe.
Arrange Your Own Shipping
If you prefer to arrange your own shipping, you have the option to do so. However, please note that there may be a charge for packing and handling. To use your own shipping company, please contact our sales team with your account details and the desired service level, and we will assist you accordingly. It is important to highlight that we do not accept responsibility or liability for any loss or damage during transit if you choose your own carrier. It is your responsibility to resolve any issues directly with your shipping company.
Local Customs Charges
Please be aware that any charges related to the import of goods into your country, such as local taxes and customs duties, are your responsibility. We do not accept responsibility or liability for these charges. It is crucial that you comply with the requirements and regulations of your country regarding customs fees.
Order Status and Issues
- Missing or Delayed Order: Delivery usually takes 2-5 working days from the receipt of payment, depending on the chosen delivery option. In case of a delay or longer delivery time, we will notify you promptly. If you believe your item has been lost or delayed, please contact us for further assistance.
- Item Temporarily Out of Stock: If an item is temporarily out of stock but we expect to receive new stock within a reasonable time, we will hold your order and dispatch the item as soon as it becomes available.
- Item Unavailable: In the event that an item becomes unavailable or is discontinued by the manufacturer, rendering us unable to fulfill your order, we will contact you promptly. If we are unable to provide a suitable alternative or fulfill your order, we will issue an immediate refund if your payment has already been processed.
- Payment Declined or Not Received: If we encounter any issues processing your payment, we will contact you to provide details and request that you update your card or bank information in your account as necessary.
Note: For any further questions or clarifications regarding our shipping policy, please feel free to contact us.
We've got you covered
We give you access to a global supply of automation parts at your fingertips, ensuring that manufacutes around the world can avoid unneccessary downtime and continue todo what they do best - making our world possible

More Items to Explore
We can quote you 1000's of other parts even it they
are not listed on our website.
Request for a quick and free quotation of product which are not listed
Excellent
Based on 261 Review

Customer Tales Beyond the Checkout
Steferd Jonhs
13 November 2023

Sourced a PLC from Aeliya Marine Tech — outstanding experience with an extensive product range, seamless ordering, and prompt delivery. Highly recommend!
Amely Fernandiz
27 Octomber 2023

Smooth experience with Aeliya Marine Tech for industrial automation parts — user-friendly site, top-quality components, and responsive support.
Duglus Oriva
13 November 2023

AMT never disappoints! Their product reliability and service efficiency are unmatched. Intuitive website navigation, smooth checkout — must-try for all your automation needs!
Jourz Denise
13 November 2023

In the marine industry, trust is crucial. Discovered Aeliya Marine Tech and never looked back. Product quality, quick delivery, competitive prices — my go-to for marine automation parts. Satisfied customer, will continue to rely on Aeliya Marine Tech.
Fredy Pento
13 November 2023

Fantastic experience buying a switch from Aeliya Marine Tech. Well - organized website, timely delivery, responsive team. Highly recommend for professionalism and quality products.