3SB3400-0B | Siemens Contact Block – 1NO, 10A, 400VAC
SIEMENS · Motors & Motion
Description The Siemens 3SB3400-0B is a compact, high-quality 22 mm contact block actuator designed for precise and reliable switching in industrial control applications. Featuring a 1 Normally Open (1NO) contact rated for 10A at 400 VAC, this non-illuminated operator provides dependable electrical signaling for control panels, machinery, and automation systems. Built with a durable screw-terminal design and engineered for front plate mounting, the 3SB3400-0B delivers Siemens’ trusted performance in demanding environments. Technical Specifications Condition New / Never Used Surplus Brand Siemens Part Number 3SB3400-0B Category Contactors & Starters Subcategory Contactor / Contact Block Product Type Contact Block Contact Configuration 1 Normally Open (1NO) Current Rating 10A Voltage Rating 400 VAC Operator Type Non-illuminated Mounting Position For Front Plate Mounting Terminal Style Screw Terminal Size 22 mm Information About 3SB3400-0B The Siemens 3SB3400-0B is designed as a rugged and dependable actuator/contact block assembly ideal for use in pushbutton stations, control cabinets, motor control centers, and industrial machinery. Its single NO contact configuration ensures straightforward, reliable switching—ideal for applications requiring a clean signal output or basic control logic. With a 10A current rating and 400 VAC operating voltage, this unit is engineered to withstand industrial electrical loads while maintaining stable performance. The screw terminal style provides strong, vibration-resistant wiring connections, while the design supports front plate mounting, simplifying installation and replacement in existing operator panels. Key Features: 22 mm contact block actuator for industrial control 1 Normally Open (1NO) contact configuration Rated for 10A at 400 VAC Screw terminal wiring for secure connections Non-illuminated operator design Durable construction for industrial environments Front mounting for easy installation in control panels Suitable for machinery, automation systems, and motor control applications Siemens quality and long service life As part of Siemens’ long-standing 3SB3 series, the 3SB3400-0B upholds the brand’s reputation for reliable components built to last, making it a strong choice for maintenance teams, OEMs, and integrators.
Brand: SIEMENS · Category: Motors & Motion
Key features
- 22 mm contact block actuator for industrial control
- 1 Normally Open (1NO) contact configuration
- Rated for 10A at 400 VAC
- Screw terminal wiring for secure connections
- Non-illuminated operator design
- Durable construction for industrial environments
- Front mounting for easy installation in control panels
- Suitable for machinery, automation systems, and motor control applications
- Siemens quality and long service life
Specifications
| Manufacturer part number | 3SB3400-0B |
|---|---|
| Condition | New / Never Used Surplus |
| Brand | Siemens |
| Part Number | 3SB3400-0B |
| Category | Contactors & Starters |
| Subcategory | Contactor / Contact Block |
| Product Type | Contact Block |
| Contact Configuration | 1 Normally Open (1NO) |
| Current Rating | 10A |
| Voltage Rating | 400 VAC |
| Operator Type | Non-illuminated |
| Mounting Position | For Front Plate Mounting |
| Terminal Style | Screw Terminal |
| Size | 22 mm |
| Product type | Actuator with ONE Contact |
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