The 6ES5491-0LD11 is a Siemens SIMATIC S5 Adaption Capsule, an essential component for maintaining and upgrading older S5 automation systems. This capsule serves as a physical and electrical adapter, ensuring correct signal routing between the backplane bus and external I/O modules. Built to Siemens’ rigorous quality standards, it is ideal for retrofits, repairs, or system expansions where original S5 hardware remains in service. The 6ES5491-0LD11 supports standard S5-115U, S5-135U, and S5-155U racks, providing reliable connectivity without the need for complex wiring modifications. Its compact form factor and durable housing make it a trusted choice for industrial environments requiring long-term stability.
| Parameter |
Specification |
| Product Type |
Adaption Capsule |
| Model |
6ES5491-0LD11 |
| System Compatibility |
Siemens SIMATIC S5 (S5-115U, S5-135U, S5-155U) |
| Function |
Signal adaptation between backplane bus and I/O modules |
| Mounting |
Snap-on or screw mounting on S5 rack |
| Number of Connections |
1 x 20-pin front connector (standard S5 pinout) |
| Operating Voltage |
24 V DC (derived from S5 backplane) |
| Current Consumption |
Typical 50 mA (depending on attached modules) |
| Protection Class |
IP20 (open-type enclosure) |
| Ambient Temperature |
0°C to +60°C (operating) |
| Storage Temperature |
-40°C to +85°C |
| Relative Humidity |
5% to 95% (non-condensing) |
| Dimensions (W x H x D) |
Approx. 40 mm x 80 mm x 70 mm |
| Weight |
Approx. 0.15 kg |
| Certifications |
CE, UL, cUL (per Siemens S5 series) |
| RoHS Compliance |
Yes (lead-free per EU directive) |
| Included Accessories |
Mounting bracket, basic manual (if available) |
What Does Our Clients Say
Mitsubishi MR-J4
Laura Navas
Great product!
2019/12/01
Keyence sensor
EQDR SALES
Original and fast!
2020/02/22