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ABB TB840 3BSE021456R1 | Communication Interface Trusted supplier

ABB TB840 3BSE021456R1 | Communication Interface Trusted supplier
ABB TB840 3BSE021456R1 | Communication Interface Trusted supplier
ABB TB840 3BSE021456R1 | Communication Interface Trusted supplier
ABB TB840 3BSE021456R1 | Communication Interface Trusted supplier
ABB TB840 3BSE021456R1 | Communication Interface Trusted supplier
Release time Dec 4, 2025
Brand ABB PLC
Product Numbe ABB TB840 3BSE021456R1
Country Of Origin Sweden
Dimensions 124 × 186 × 47 mm
Weight 0.45 kg
Condition New & In Stock
Payment Methods T/T, PayPal, Western Union
Lead Time 1-3 Working Days
Warranty One Year
Courier partners DHL, UPS, TNT, FedEx and EMS.
Request For Quotation [email protected]
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ABB TB840 3BSE021456R1 | Communication Interface Trusted supplier

Overview
The ABB TB840 3BSE021456R1 is a communication interface module designed for seamless integration into ABB’s industrial automation systems. It ensures reliable communication between various control units and field devices, enabling smooth data transfer across multiple protocols. The TB840 is ideal for applications requiring robust and high-speed communication in industrial environments, offering reliable performance even under challenging conditions.


General Information
Part Number: 3BSE021456R1
Manufacturer: ABB
Series: TB (Communication Interface)
Type: Communication Interface Module
Mounting: DIN rail or rack-mounted installation
Technology: Protocol conversion, system integration, communication network interface
Brand / Country of Origin: ABB / Sweden


Power Specifications
Supply Voltage: 24 V DC
Power Consumption: ≤ 5 W
Input: Powered from the system backplane
Protection: Surge protection, reverse-polarity protection
Indicators: LED indicators for power and communication status


Communication & Interface
Communication Ports: Multiple communication interfaces for data transfer between control units and field devices
Diagnostic Features: Real-time diagnostics, fault detection, and system health monitoring
Output Features: Reliable data communication and protocol conversion


Environmental
Operating Temperature: −20 to +60 °C
Humidity: Up to 95% RH, non-condensing
Protection Rating: IP20 (for installation in control cabinets)


Dimensions & Weight
Dimensions (L × W × H): 124 × 186 × 47 mm
Weight: 0.45 kg


Your trusted supplier for industrial automation.


QDo you provide technical support or installation services?

A Yes, we offertechnical supportfor installation, configuration, and troubleshooting.

QCan I return products if they don’t meet my requirements?

A Returns are accepted within30 daysif the product is unused, unopened, and in its original packaging. Return shipping costs are the buyer's responsibility.

QHow can I ensure compatibility with my existing systems?

A If unsure, please provide yoursystem details, and our support team will verify compatibility before purchase.

QAre there discounts for new wholesale customers?

A We occasionally offerpromotional discountsfor new wholesale customers. Contact us for current offers.

QCan I purchase different quantities of a product?

A Yes, we offerflexible ordering options, whether you need a single unit or a large batch.

QWhat payment methods do you accept for wholesale orders?

A We accept various methods, includingbank transfers (T/T), letters of credit (L/C), and more upon agreement.

QCan I get discounts for bulk purchases?

A Yes, we offercompetitive pricingfor bulk purchases. Contact our sales team for a custom quote.

QWhat is the minimum order quantity (MOQ)?

A The MOQ is usuallyone unit. For bulk orders, please contact us for discounts and pricing details.

QHow long does shipping take?

A Shipping times vary by location. With our16 global warehouses, we strive for fast delivery. Contact us for an estimated delivery time.

QHow can I verify the product before purchasing?

A We can provide high-resolution product images upon request, and our team can arrange warehouse photos for verification.

QDoes this product come with a warranty?

A Yes, we provide a1-year warrantyand support returns and exchanges to protect your rights.
Company Information
E-mail [email protected]
Mobile +8613620394314
Whatsapp +8613620394314
WeChat +8613620394314
Add Room 1102, Jiuzhou Commercial Building, Siming District, Xiamen, China

Warranty Conditions

At Qunlebu Co., Ltd., we are committed to ensuring the quality of our products. Our one-year warranty provides coverage for any defects in material or workmanship, excluding damages caused by deliberate misuse.

🛡️Coverage Details:

This warranty encompasses all instances of product malfunction or failure due to inherent manufacturing flaws, with the exception of intentional damage.

📝Claim Process:

To avail of warranty services, please notify us of any quality-related issues within the warranty period. We may conduct online troubleshooting and examination as needed.

🚚Shipping Assistance:

We understand the importance of prompt service. Therefore, we cover return shipping costs for warranty-related returns within the first month of supply. Within three months of supply, we cover one-way shipping costs for warranty-related returns. After three months, the customer is responsible for shipping costs both ways.

🚫Exclusions:

Unauthorized modifications, repairs, or misuse of the product.

Normal wear and tear.

Negligence.

Extreme environmental conditions beyond product specifications.

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