| Select Input Voltage: | 220V±20% (EU, UK, AU) (Base) |
|---|---|
| Availability | In Stock |
| Condition | Brand New |
The LTECH LM-75-12-G1M2 is a 75W 12V constant voltage dmx led driver designed for architectural dimming and stage installations operating on 200-240Vac line power. Engineered as an intelligent dmx driver and replacement led driver for low-voltage setups, it pairs dual-protocol control—DMX512/RDM and AC Push DIM—with deep digital dimming reaching 0.1%. Compliant with IEEE 1789 high-frequency exemption standards, it delivers 0–100% flicker-free output at PWM frequencies up to 3600Hz to eliminate camera banding and eye fatigue. Measuring 293×43×30mm with a Class II plastic housing and integrated terminal covers, this unit outputs up to 6.25A across 12V DC circuits.
Supports remote address configuration and parameter querying over RDM without manual switch adjustments.
Achieves smooth 0–100% dimming with IEEE 1789 exemption level compliance at PWM frequencies up to 3600Hz.
Accommodates central DMX console protocols with automatic priority, or momentary AC push-button switches with memory retention.
Auto-recovering circuits safeguard against overload (≥102%), short circuit, over-voltage (≥13V shutoff), and overheating (≥110°C PCB threshold).
Reaches 91% conversion efficiency at 230Vac full load with standby consumption under 0.5W.
| Parameter | Details |
|---|---|
| Model | LM-75-12-G1M2 (LM-75-12-G1M2F) |
| Input Voltage | 200-240Vac (220V±20%) |
| AC Frequency | 50/60Hz |
| Input Current | Max. 0.4A / 230Vac |
| Power Factor (PF) | PF > 0.97 / 230Vac (at full load) |
| Total Harmonic Distortion (THD) | ≤ 14% at 230Vac (at full load) |
| Efficiency | 91% (typical at 230Vac) |
| Standby Power Loss | < 0.5W |
| Inrush Current | Cold start 30A at 230Vac |
| Surge Immunity | L-N: 2KV |
| Leakage Current | Max. 0.5mA |
| Output Voltage | 12Vdc ± 0.5Vdc |
| Output Current | Max. 6.25A |
| Output Power | Max. 75W (0–75W range) |
| Ripple & Noise | ≤ 200mV |
| Dimming Interface | DMX512/RDM, Push DIM |
| Dimming Range | 0~100%, dimming depth 0.1% |
| PWM Frequency | ≤ 3600Hz |
| Flicker Standard | IEEE 1789 Exemption Assessment Level |
| Working Temperature (ta / tc) | ta: -20°C ~ 50°C, tc: 80°C |
| Working Humidity | 20 ~ 95% RH, non-condensing |
| Safety Standards | IEC/EN61347-1, IEC/EN61347-2-13, SELV |
| EMC Standards | EN55015, EN61000-3-2 Class C, EN61547 |
| Dimensions (L × W × H) | 293 × 43 × 30 mm |
| Weight | 300g ± 10g |
Q: what is an led driver
A:An LED driver is a specialized power supply that converts alternating line voltage (such as 200-240Vac) into the stable direct current (DC) voltage or current required by low-voltage LED luminaires.
Q: what does an led driver do
A:An LED driver regulates electrical power to protect LED chips from voltage fluctuations, converts high-voltage AC to safe low-voltage DC, and modulates brightness via dimming protocols such as DMX512 or Push DIM.
Q: is an led driver a transformer
A:While both devices step down AC voltage, an LED driver contains active semiconductor circuitry that rectifies AC to DC and provides precise voltage regulation, filtering, and PWM dimming control that a basic magnetic AC transformer lacks.
Q: how to test led driver
A:To test a constant voltage driver, disconnect the load, power the unit with 200-240Vac, and measure the output terminals using a digital multimeter set to DC volts to verify an un-dimmed 12V ± 0.5V reading.
Q: Can the LM-75-12-G1M2 be used as a replacement led driver for older DMX setups?
A:Yes, this unit serves as a direct led light driver replacement for older constant-voltage DMX drivers like the DMX-36-12-F1D1, adding RDM bi-directional addressing and 0.1% flicker-free dimming.
Q: How does RDM functionality work on this dmx led driver?
A:RDM (Remote Device Management) allows compatible DMX master consoles to remotely query driver status, configure DMX start addresses, and diagnose faults over the standard DMX cable without opening ceiling panels.
Q: What happens if the driver experiences an electrical short or overload?
A:The driver features auto-recovering protection that shuts down output during overload conditions (≥102% load) or direct shorts, automatically restoring normal 12V output once the wiring fault is cleared.