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Yokogawa SNT401-53/CU1T Optical ESB Bus Repeater Master Module

16 in stock

Manufacturer: Yokogawa
Product No.: SNT401-53/CU1T
Product Type: Optical ESB Bus Repeater Master Module
Condition: Brand New
Payment: T/T, Western Union
Weight: 0.3 kg
Dimensions: 282 × 210 × 20 mm
Shipping port: Xiamen
Warranty: 12 months

Description
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Shipping & Payment

Overview

The Yokogawa SNT401-53/CU1T is an Optical ESB Bus Repeater Master Module, designed for use in Yokogawa’s ProSafe-RS safety instrumented systems (SIS). It enables long-distance, high-integrity communication by converting ESB electrical signals into optical signals. Engineers deploy it to extend ESB bus length and maintain data integrity across demanding industrial environments. Additionally, it supports star and chain network topologies, offering flexible and scalable installations.

Technical Specifications

Model: SNT401-53/CU1T
Type: Optical ESB Bus Repeater Module
Function: ESB Bus optical signal transport and extension
Signal Type: Digital optical signal
Power Supply: 24 VDC
Current Consumption: 0.5 A
Connector Type: Fiber optic connectors
Connection Method: Star and chain topologies supported
Max Connecting Stages: 2 stages
Transmission Distance:
- Up to 5 km per stage
- Up to 10 km total (with Vnet/IP)
Operating Temperature: –40°C to +85°C
Maintenance Temperature Range: –20°C to +70°C (ISA Standard G3)
Vibration Resistance: Up to 10 Grms
Mounting Type: Panel mount
Dimensions: 282 × 210 × 20 mm
Weight: 0.3 kg
System Compatibility:
- ProSafe-RS
- Vnet/IP R1.03 or later
Included Accessory: CU1T connector unit with terminator (Part No. S9346FA)
Explosion Protection: Not supported

Payment: T/T, Western Union.

Shipping port: Xiamen.

Lead time: Typically 1–3 working days after payment confirmation (subject to stock).

Worldwide delivery: We ship industrial automation parts to customers around the world. Freight is quoted with your RFQ.

F.A.Q.

Common questions about quotes, shipping, warranty and returns

Click Request a Quote on the product page and send us the part number, required quantity, and destination country. Our sales team will reply with current availability, pricing, and estimated delivery time.

In-stock items are normally prepared after payment and order confirmation. Most orders are dispatched from our warehouse in China, although the shipping location may vary depending on current stock.

Yes. We ship industrial automation parts to customers worldwide. Shipping cost and transit time depend on the destination, package weight, product size, and local import requirements.

We commonly use DHL, FedEx, UPS, and other international courier services. The carrier can be selected according to the destination, delivery speed, shipment size, and customer requirements.

Our products are generally covered by a 12-month warranty. Eligible products may also be returned under our 30-day refund policy. Please contact our team before returning any item to confirm the applicable terms and return instructions.