| CPU 1212C | 6ES7212-1AG50-0XB0 | DC/DC/DC, 8DI/6DQ |
| 6ES7212-1BG50-0XB0 | AC/DC/RLY, 8DI/6DO |
| 6ES7212-1HG50-0XB0 | DC/DC/RLY, 8DI/6DO |
| CPU 1214C | 6ES7214-1AH50-0XB0 | DC/DC/DC, 14DI/10DO |
| 6ES7214-1BH50-0XB0 | AC/DC/RLY, 14DI/10DO |
| 6ES7214-1HH50-0XB0 | DC/DC/RLY, 14DI/10DO |
| CPU 1212FC | 6ES7212-1AF50-0XB0 | DC/DC/DC, 8DI/6DQ |
| 6ES7212-1HF50-0XB0 | DC/DC/RLY, 8DI/6DQ |
| CPU 1214FC | 6ES7214-1AF50-0XB0 | DC/DC/DC, 14DI/10DO |
| 6ES7214-1HF50-0XB0 | DC/DC/RLY, 14DI/10DO |
| Digital Signal modules |
| SM 1221 | 6ES7221-1BH50-0XB0 | DI 16x 24 V DC |
| SM 1222 | 6ES7222-5HH50-0XB0 | DQ 16x RLY 2.0 A |
| 6ES7222-5BH50-0XB0 | DQ 16x 24 V DC 0.5A |
| SM 1223 | 6ES7223-5PH50-0XB0 | DI 8x 24 V DC/ DQ 8x RLY 2.0 A |
| 6ES7223-5BH50-0XB0 | DI 8x 24 V DC/ DQ 8x 24 V DC 0.5A |
| Digital Signal boards |
| SB 1221 | 6ES7221-3BF50-0XB0 | DI 8x 24 V DC Sink/Source 100 kHz |
| SB 1222 | 6ES7222-5BF50-0XB0 | DQ 8x 24 V DC 100 kHz |
| SB 1223 | 6ES7223-7BF50-0XB0 | DI 4x 24 V DC, DQ 4x 24 V DC, 100 kHz |
| 6ES7223-7AF50-0XB0 | DI 4x 5 V DC, DQ 4x 5 V DC, 200 kHz |
| Analog Signal modules |
| SM 1231 | 6ES7231-4HF50-0XB0 | AI 8 x 14 bit ADC (±10V, ±5V, ±2.5V, or 0-20 mA/4-20 mA) |
| SM 1232 | 6ES7232-4HF50-0XB0 | AQ 8 x 14 bit DAC (±10V, 0-20mA, or 4-20mA) |
| SM 1233 | 6ES7233-4HF50-0XB0 | AI 4 x 14 bit ADC (±10V, ±5V, ±2.5V, or 0-20 mA/4-20 mA) |
| | AQ 4 x 14 bit DAC (±10V, 0-20mA, or 4-20mA) |
| Analog Signal boards |
| SB 1231 | 6ES7231-4HD50-0XB0 | AI 4x 14 bit ADC (±10V, ±5V, ±2.5V, or 0-20 mA/4-20 mA) |
| SB 1232 | 6ES7232-4HD50-0XB0 | AQ 4x 14 bit DAC (±10V, 0-20mA, or 4-20mA) |
| SB 1233 | 6ES7233-4HD50-0XB0 | AI 2x 14 bit ADC (±10V, ±5V, ±2.5V, or 0-20 mA/4-20 mA) AQ 2x 14 bit DAC (±10V, 0-20mA, or 4-20mA) |
| Temperature module |
| SM 1231 | 6ES7231-5QD50-0XB0 | AI 4x TC type J or K |
| SM 1231 | 6ES7231-5QF50-0XB0 | AI 8x TC module, type J or K |
| SB 1231 | 6ES7231-5PB50-0XB0 | AI 2x RTD, Pt100 and Pt1000 |
| SM 1231 | 6ES7231-5PD50-0XB0 | AI 4x RTD module, Pt100 and Pt1000 |
| Communication module |
| CM 1241 | 6ES7241-1EA50-0XB0 | Module RS232/422/485, with push-in terminal block |
| CB 1241 | 6ES7241-1CA50-0XB0 | Module RS485, with push-in terminal block |