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SKU:DO840
DO840 ABB - S800 Series Digital Output Module
Manufacturer: ABB
Product No.: DO840
Product Type: Digital Output Module
Product Origin: SE
Payment:T/T, Western Union
Weight: 180g
Shipping port: Xiamen
Warranty: 12 months
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Description
ABB DO840 Digital Output Module
The ABB DO840 delivers reliable performance for industrial automation. This 16-channel module handles 24V DC loads with advanced protection features. It ensures stable operation in demanding industrial environments.
Main Features
- 16 independent digital output channels for 24V DC systems
- 0.5A maximum current per channel with full protection
- Two isolated groups with eight outputs each
- Bright LEDs show status for every channel
- Automatic safety switching with OSP technology
- Works in single or redundant system setups
Technical Specifications
- Brand: ABB
- Model: 3BSE020838R1 DO840
- Output Type: 16-channel digital
- Voltage: 19.2-32V DC operating range
- Current: 0.5A per channel continuous
- Isolation: Group isolation from ground
- Temperature: 0°C to +55°C operating range
- Communication: Modulebus integration
Compatibility
- Fits S800 mechanical mounting systems
- Works with TU810, TU812, TU814 MTUs
- Compatible with TU830, TU833 control units
- Uses standard 24V external power supply
Safety & Protection
- Short-circuit and over-temperature protection
- Process voltage monitoring per group
- ATEX Zone 2 and C1D2 certifications
- Industrial-grade corrosion protection
Packaging & Shipping
- Includes one ABB 3BSE020838R1 DO840 module
- Professional protective packaging
- Worldwide shipping via FedEx, UPS, DHL
Frequently Asked Questions
-
What is the maximum output current?
Each channel provides 0.5A continuous current with automatic protection. -
Is this module suitable for redundant systems?
Yes, it supports both single and redundant configurations for reliability. -
Which control units are compatible?
It works with ABB MTUs including TU810V1, TU812, and TU830 series.
Additional Specifications
Scalar (V/f)
Vector
AC-powered
Buying Guide
- Confirm the exact model, part number, and specifications before ordering.
- Ensure compatibility with your current machinery or control systems.
- Reach out via sale@etowonauto.com or +8617859788089 for technical assistance.
- Review delivery options, lead times, and shipping requirements.
- Follow manufacturer instructions and best practices during installation.
Shipping And Return
In-stock items are typically dispatched the same business day. For products not currently in stock, dispatch times may vary based on availability. International shipping is available, and shipping costs are calculated according to destination, weight, and carrier selection.
Returns are accepted within 30 days of receipt, provided items are unused and in original condition. Return shipping costs are the responsibility of the customer. Please contact us before returning any item to receive return authorization.
For more details, please review our Shipping & Return Policy.

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Fast Shipping
Original industrial automation parts available for prompt shipment worldwide.
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Easy Returns
30-day return support with a 12-month warranty for reliable after-sales protection.
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24/7 support
Responsive professional support to help maintain stable and efficient operations.
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Genuine & Original
100% authentic, sourced directly from trusted industrial automation manufacturers.
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