SIMATIC S7-1200 CPU 1215C DC/DC/DC

26.

? Overview

• Model: 6ES7 215‑1AL40‑0XB0
• Designation: SIMATIC S7‑1200 CPU 1215C (compact CPU)
• Typical Use: Programmable logic controller for mid-range automation tasks, suitable for small to medium applications.

⚙️ Key Features & Onboard I/O

• CPU Type: DC/DC/DC (built-in 24 V DC power supply & I/O voltage conversion)
• Network Interface: 2 PROFINET ports (industrial Ethernet)
• Digital I/O: 14 digital inputs (24 V DC), 10 digital outputs (24 V DC, 0.5 A per channel)
• Analog I/O: 2 analog inputs (0–10 V), 2 analog outputs (0–20 mA)
• Memory: 200 KB program/data storage

? Electrical & Physical Specs

• Supply Voltage: 20.4–28.8 V DC
• Mounting: Standard 45 mm-wide housing for DIN-rail mounting
• Weight: Approx. 0.405 kg
• Certifications: CE, RoHS compliant

✅ Lifecycle & Ordering Info

• Lifecycle Status: Active, part of Siemens PM300 program
• Lead Time: Typically ships in ~5 days from factory
• Availability: In stock globally, offered by Siemens and authorized distributors (some retailers show it as back-ordered or special order)

? Community Notes

A few automation engineers mention the CPU model 1AL40 can occasionally be labeled within software as 1AG40, meaning they may be interchangeable in TIA Portal configurations, but using the proper Hardware Support Package (HSP) in TIA is recommended