Our highest-cycle rated operator series, engineered for demanding industrial sites where speed, torque, and uptime matter.
Ideal for cold storage, high-speed rollups, heavy rolling steel doors, and applications that punish conventional operators.
Contact us for recommended configurations, wiring details, and job-specific support.
| Feature | JHMG-VC | JHMG-VB |
|---|---|---|
| Application Focus | Higher-speed sliding & sectional doors | Higher torque, heavy-duty & extreme environments |
| Motor Type | Brushless DC motor with planetary gears | Brushless DC motor with planetary gears |
| Ideal For | Cold storage, high-speed rollups, sectional doors | Rolling steel, unbalanced doors, rugged sites |
| Battery Backup | 50–200 cycles (varies by door weight) | 50–200 cycles (varies by door weight) |
| Attribute | Details |
|---|---|
| Mounting Options | Side or front mount, left or right shaft |
| Voltage Range | 115–575 V, single or three-phase, 50/60 Hz |
| Cycle Capacity | 10,000+ cycles/day |
| Torque Output | 300–400 in-lbs |
| Speed Range | 140–200 RPM (adjustable) |
| Operating Temperature | -40 °C to +50 °C |
| Battery Backup | 36 VDC backup with intelligent charger and auto switchover |
| Certifications | UL, ULC, UL 325 compliant (optional) |
| Feature | Description |
|---|---|
| Door Types Supported | Rolling steel, sliding, sectional, spring-balanced, counterweighted, unbalanced, high-speed fabric |
| Operator Weight | 18 lbs (compact, lightweight) |
| Environment | Corrosive, cold (food-grade, cold storage) |
| Control Panel | NEMA 4/4X standard, NEMA 1, 12, 13 optional |
Engineered for harsh, wet, and high-duty environments, the sealed control module helps protect critical electronics from moisture, dust, and spray while maintaining stable performance and fast diagnostics. A gasketed housing and sealed cable interface help keep water out during washdowns and weather events, while the integrated LCD streamlines setup, status checks, and fault review at the door. Service-friendly connectors support quick swap-outs and upgrades without disturbing the enclosure seal, helping minimize downtime and keep cycles moving.
| Feature | Description |
|---|---|
| Motor & Gears | Brushless DC with sealed stainless-steel bearings, planetary >92% efficiency |
| Soft Start/Stop | Programmable S-curve for smooth operation |
| Limits | Electronic door limits, no mechanical switches |
| Position Memory | PositionTrak™ retains exact door position during outages |
| Feature | Description |
|---|---|
| Controller | AlgorithmDrive™ closed-loop for consistent speed and torque |
| Diagnostics | Adaptive diagnostics, obstruction sensing, cycle counter |
| Networking | NetworkPower™ supports up to 128 operators |
| Compliance | UL325 photo-eye & edge sensor ready |
Download the 2-page JHMG Operator spec sheet for detailed engineering and planning.
📄 Download PDF
