ABB DSQC334 3HAB5845-1 S4C Robot Controller Power Supply Unit
Product Overview
The ABB DSQC334 (Part Number: 3HAB5845-1) is a high-capacity Power Supply Unit (PSU) engineered specifically for the ABB S4C and S4C+ robot controller generations. As the primary energy distribution hub for the controller cabinet, the DSQC334 converts incoming mains power into the stabilized DC voltages required to operate the main computer, I/O boards, and drive control electronics. Built for the rigorous demands of industrial robotics, this module is housed in a heavy-duty enclosure to facilitate heat dissipation and mechanical durability. It features integrated protection circuits to safeguard sensitive internal logic against voltage spikes and power fluctuations, ensuring the continuous operation of multi-axis robotic systems in manufacturing environments.
Technical Specifications
Detailed electrical and mechanical characteristics for the DSQC334 are as follows:
| Parameter | Specification Details |
| Model Number | DSQC334 |
| Part Number | 3HAB5845-1 |
| Manufacturer | ABB Robotics (Finland) |
| System Compatibility | S4C / S4C+ Robot Controllers |
| Product Type | Robot Controller Power Supply |
| Input Voltage | Multi-tap AC Input (Dependent on Transformer Config) |
| Output Voltages | Regulated +24VDC, +5VDC, and auxiliary rails |
| Efficiency | Industrial Grade Switching Efficiency |
| Protection | Short-circuit, Over-load, and Thermal Shutdown |
| Cooling | Passive Heat Sink / Forced Air (Cabinet dependent) |
| Dimensions (WxHxD) | 185 mm x 224 mm x 241 mm |
| Net Weight | 4.9 kg (10.9 lbs) |
| Certifications | CE, UL, CSA |
What's clients say about us
Excellent Emergency Support!
Our production line was down due to a faulty Bently Nevada monitor. We found it in stock here and they shipped it via DHL immediately. Back in operation within 48 hours—truly a lifesaver for our plant.
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Finding brand new, original modules is critical for our safety. This team delivers factory-fresh components with full certification. Their commitment to only selling new products makes them our most trusted partner.
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We have sourced Honeywell and Schneider parts here for two years. Every shipment arrives well-packaged with original factory seals intact. Clear communication and the best lead times in the industry.
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Operations Director, GermanyRelated Products
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Guide
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