
Salto XS4 2.0 Offline / Auxiliary Control Unit
The SALTO XS4 2.0 Controller CU4200 is a flexible auxiliary controller that does not require an IP address. It can operate connected to an XS4 online controller (CU42E0) or function as a standalone offline controller while retaining all the advantages of SALTO Data-on-card technology.
This makes it ideal for electric strikes, magnetic locks, barriers, lifts and other access points where an electronic escutcheon cannot be fitted.
Key Features
- Offline or auxiliary configuration
- Supports two wall readers
- Antipass-back functionality
- 4 relay outputs
- 6 digital inputs
- Secure encrypted communication
- Up to 400m cable length (depending on cable type)
- Compatible with SALTO XS4 2.0 readers (WRDxxxx & WRMBxxxx)
- Supplied with mounting box
Available Finish Options
- Opaque (Grey mounting box)
- Transparent (Translucent mounting box)
Specifications
Dimensions

PDF Resources
Frequently Asked Questions
- Does this controller require an IP address?
No, it can operate offline or as an auxiliary unit without an IP address. - How many doors can it control?
It can control up to two doors depending on configuration. - Is it compatible with SALTO XS4 2.0 readers?
Yes, it supports WRDxxxx and WRMBxxxx series readers.
Additional Information
- Virtual Network capable through SALTO SVN technology
- Supports door and tamper monitoring
- Suitable for electric strikes, magnets, barriers and lifts
- Designed for cost-effective retrofit installations
SALTO Systems Warranty
12 month manufacturer’s limited warranty covering defects in materials and workmanship from date of delivery. View Full SALTO Systems Terms & Conditions (PDF)

SALTO Systems Warranty
12 month manufacturer’s limited warranty covering defects in materials and workmanship from date of delivery. View Full SALTO Systems Terms & Conditions (PDF)