The CR65-4096G21C27 is offered as a fully custom replacement solution, developed using a detailed 1:1 design and manufacturing approach. This encoder is specifically created to overcome sourcing barriers for hard-to-find models by delivering an accurate mechanical and electrical match. All installation points, shaft configurations, and output signal structures are engineered to match the original, allowing users to perform direct installation without additional mechanical rework or control system adjustments. This significantly improves maintenance efficiency and reduces operational risk.
This custom replacement solution has been successfully exported to various international markets. Customers in the Middle East, Russia, Indonesia, Brazil, Southeast Asia, and Ukraine have widely adopted this model due to its consistent reliability and fast delivery capability. The product has earned praise for its cost-effective structure, stable signal transmission, and a shortened 15-working-day lead time. These strengths make it a dependable choice for companies seeking to optimize equipment uptime and long-term operational stability.
Reference Images


Technical data
| Parameter | Value |
|---|---|
| Resolution | 2 to 4096 positions / 360° |
| Measuring range | 2 to 4096 turns |
| Total number of positions | |
| Measurement position deviation | |
| Output frequency* | 30 kHz max. up to 10 Bit / 360°; 10 kHz max. from 11 Bit |
| Disc coding | Gray code |
| Output code, parallel | Gray or Natural Binary |
| Code sense, serial | CW or CCW (Signal input E2) |
| Logic polarity | Positive |
| Memory circuit | Store or not store, signal input E1 |
| Enable circuit (for bus operation) | Active or inactive, (signal input E1) |
| Sensor system | GaAlAs diodes, photo-transistor array |
| Parallel output circuits | A = Open collector Darlington; B = Open collector, TTL compatible; C = Open emitter Darlington; D = Push-pull, Totem-pole |
| Serial output SSI | Differential data output to RS 422 |
| Clock input SSI | Differential (opto-coupler) for data driver to RS 422 |
| Supply voltage range | +11 V to +26 VDC |
| Supply current | Parallel: 90 mA typ. / 120 mA max.; Serial GSI: 130mA typ. / 160mA max. |
| Operating speed | 3000 rpm max. (continuous); 4000 rpm max. (short period) |
| Angular acceleration | 10° rad/s² max. |
| Inertial mass of rotor | ≤ 5 Ncm (8 Ncm - CR 66) |
| Wind-up torque | ≤ 1 Nm (4 Ncm - CR 66) |
| Permissible axial and radial shaft load | 250 N max. |
| Bearing life expectancy | 10⁹ revolutions |
| Operating temperature range | -20°C to +60°C |
| Storage temperature range | -25°C to +70°C |
| Permissible rel. humidity | 85% without condensation |
| Resistance to shock | 200 m/s², 11 ms (DIN IEC 68) |
| Resistance to vibration | 5 Hz..1000 Hz; 100 m/s² (DIN IEC 68) |
