Astroprices

CEM120 EC2 Center Balanced EQ Mount with Dual High End Encoders

iOptron

~$9,453.83

1 stores

Available soon

The iOptron CEM120 EC2 is a precision-engineered, center-balanced equatorial GoTo mount designed for demanding astrophotographers and observatories requiring research-grade tracking accuracy. Featuring dual high-resolution encoders on both RA and declination axes, it delivers sub-arcsecond tracking accuracy of less than 0.15 arcseconds RMS with real-time periodic error correction (RPEC), enabling unguided imaging and long-exposure astrophotography. With a 115-pound payload capacity and intelligent center-balanced architecture that places the telescope's weight directly over the tripod or pier, this mount offers exceptional stability and one of the best load-to-weight ratios in the industry, making it ideal for large refractors, astrographs, and multi-instrument setups in permanent installations and automated observatories.

Specifications

Stepper Motor Accuracy 0.07″
Included Counterweight 10 lb
Power Consumption (Tracking) 0.7 A
Saddle Length 17.2 in
LAN Connectivity ✓
Counterweight Shaft Diameter 38.1 mm
Real-Time Periodic Error Correction ✓
RA Shaft Diameter 80 in
Worm Gear Teeth 360
Payload Capacity 52 lb
Slew Speed 4°
Operating Voltage 12 V
Built-in 32-Channel GPS ✓
Center-Balanced Design ✓
GPS Channels 32
DEC Shaft Diameter 80 mm
WiFi Connectivity ✓
Tracking Accuracy 0.15′
Power Consumption (Slewing) 1.8 A
Dual High-Resolution Encoders ✓
Worm Gear Diameter 216 mm
Saddle Type Losmandy-style D plate
Fixed Home Sensors ✓
Hand Controller Go2Nova 8407 V2
Mount Head Weight 26 kg
Bearing Diameter 125 mm
Advanced Sky Modeling ✓
iOptron CEM120 EC2 Center Balanced EQ Mount with Dual High End Encoders

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