MEQ-17 EX Harmonic Drive EQ Mount > PRODUCT

MEQ-17 EX Harmonic Drive EQ Mount

Engineered with Harmonic Drive Precision – Compact, Powerful, and Built for the Cosmos

Harmonic Drive Technology
Achieve exceptional torque-to-weight ratio, zero backlash, and ultra-smooth movement — all in a compact form factor.
High Payload Capacity
Despite its lightweight body, MEQ-17EX supports heavy imaging setups with perfect stability and tracking.
No Counterweight Needed
Innovative harmonic mechanism eliminates the need for counterweights — ideal for mobile astrophotography setups.
Precision CNC Machining
Designed and crafted with aerospace-grade aluminum for durability, reliability, and elegance.
Silent and Smooth Operation
Whisper-quiet motion ensures your mount works discreetly throughout long exposure sessions.
No driver needed
ASCOM Alpaca enabled device.

Item	Description
Mount Type	German Equatorial Mount
Supported Modes	Equatorial & Alt-Azimuth Modes
Drive Gear (RA)	Harmonic Drive Model 17 (100:1 gear ratio)
Drive Gear (DEC)	Harmonic Drive Model 17 (100:1 gear ratio)
Motor (RA)	NEMA 17 Hybrid Stepper Motor with Precision 10:1 Gearbox (Rated 1.6A)
Motor (DEC)	NEMA 17 Hybrid Stepper Motor with Precision 10:1 Gearbox (Rated 1.6A)
Recommended Payload	15kg (Use of counterweight or reduced max slewing speed recommended)
Maximum Payload	25kg (Balanced with counterweight and reduced max slewing speed)
Mount Weight	6kg (Including dual saddle)
Altitude Adjustment Range	0°–90°
Azimuth Adjustment Range	±5°
Saddle Type	Supports Losmandy & Vixen
Counterweight Shaft Thread	M12x1.75
Maximum Slewing Speed	5°/sec
Communication Interfaces	USB (2.0), WiFi (802.11b/g/n/e/i)
Power Input	12v–24v, DC D5.5×2.1mm
Power Consumption	Standby: 0.5A, Tracking: 0.7A, Slewing: 1.2A
Autoguider & Hand Controller	ST-4
Operating Temperature	-10℃–40℃

Slewing result of MEQ-17 EX & C14(50lbs) without a counterweight

MFW Series