
Siemens 6AG1961-3BA21-7AX0 SIPLUS PS E202U Redundancy Module
This entry covers the Siemens 6AG1961-3BA21-7AX0, a specialized redundancy module designed for harsh industrial environments. The unit features conformal coating and operates within an extended temperature range of -40 to +70 degrees Celsius.
Quick Facts
- Part number
- 6AG1961-3BA21-7AX0
- Brand
- Siemens
- Category
- Power Supplies
- Product type
- Power Supplies
- Lifecycle
- Active Product
- Dimensions
- 13.5 x 15.00 x 8.00 cm
- Net weight
- 0.482 Kg
- Source category
- SIPLUS redundancy module
Product Overview
The Siemens 6AG1961-3BA21-7AX0 functions as a critical component within automation systems requiring high reliability. It serves as a redundancy module built upon the PS E202U foundation for enhanced operational continuity. Review Siemens 6AG1961-3BA21-7AX0 as Power Supplies with source category SIPLUS redundancy module, recorded lifecycle Active Product, and submitted model identity.
Engineered for demanding conditions, this unit incorporates conformal coating to protect internal circuitry from moisture and contaminants. The design supports continuous operation in challenging industrial settings where standard components may fail.
Technical Review Notes
- Base model integration relies on the 6EP1961-3BA21 power supply structure for consistent performance metrics. Keep dimensions 13.5 x 15.00 x 8.00 cm and net weight 0.482 Kg unchanged while comparing project documents and product image evidence.
- Output current capacity is rated at twenty amperes per channel to support heavy load requirements.
- Operating temperature range extends from minus forty degrees Celsius to plus seventy degrees Celsius.
- Conformal coating application provides additional protection against environmental factors and chemical exposure during use.
- Physical dimensions measure thirteen point five by fifteen point zero by eight point zero centimeters.
- Net weight is recorded at zero point four eight two kilograms for handling and mounting purposes.
Model Identification
- The part number 6AG1961-3BA21-7AX0 uniquely identifies this specific SIPLUS variant within the product catalog. Use the source path Automation technology / SIPLUS Add-on modules / SIPLUS redundancy module to confirm catalog context, model family, parameter review scope, and technical inquiry preparation notes.
- Normalization removes hyphens resulting in 6AG19613BA217AX0 for database indexing and search optimization processes.
- Lifecycle status is listed as Active Product indicating ongoing manufacturing and support review details records.
- Category classification places this item under Power Supplies within the broader automation technology framework.
Technical Parameters
| Product type | Power Supplies |
|---|---|
| Lifecycle | Active Product |
| Dimensions | 13.5 x 15.00 x 8.00 cm |
| Net weight | 0.482 Kg |
| Source category | SIPLUS redundancy module |
Parameters are factual source fields retained for model review.
Parameter Review
- Source parameter review indicates the module belongs to the SIPLUS Add-on modules family structure.
- Further classification identifies it specifically as a SIPLUS redundancy module for system backup roles.
- Dimensional data confirms compact form factor listed for standard DIN rail or panel mounting setups.
- Weight specification suggests lightweight construction aiding in easier installation and reduced structural load bearing.
- Current rating of twenty amperes ensures sufficient power delivery for connected redundant system components.
Catalog Classification
Image & Label Review
- Visual inspection should confirm the presence of the Siemens branding and full part number label.
- Check for visible signs of conformal coating on the circuit board through transparent housing if applicable.
- Verify terminal block condition and labeling accuracy for correct wiring identification during installation procedures.
- Ensure physical integrity of the casing with no cracks or damage that could affect sealing.
Product Image Gallery

Inquiry Preparation
- Review project documentation to confirm the need for extended temperature range capabilities in your setup.
- Verify system voltage requirements match the twenty ampere output capacity specified for this redundancy module.
- Check spatial constraints in control cabinets to ensure the thirteen point five centimeter width fits.
- Confirm integration with existing 6EP1961-3BA21 base units to maintain application context with current infrastructure.
Category Context
This module falls under the Power Supplies category, focusing on energy distribution and backup solutions.
It is part of the Automation technology sector, supporting industrial control systems and machinery operations.
Review Notes
- Cross-reference the active product status with current manufacturer announcements for any design updates.
- Validate the conformal coating specification against environmental exposure levels present in your operational facility.
- Compare dimensional requirements with recorded space in existing control panels before submitting detailed inquiries.
- Assess the net weight impact on mounting structures to ensure compliance with safety and load limits.



