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- ZH
- Last added
- 2011-12-16
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ATTOTEK ATT-H121A Manual
The ATTHI121A is an isolated constant‑current driver designed for PAR38 LED spotlights. It can power 9‑12 × 1 W LEDs (or 3‑4 × 3 W high‑power LEDs) and features a compact size, wide input voltage range, and multiple protection functions.
The manual provides product features, electrical specifications, characteristic curves, wiring instructions, and safety precautions. It also lists the required connections for the four leads (AC input, LED+, LED‑) and advises on proper installation to ensure safe operation. This manual is written in Chinese.
Covers: Product Features · Technical Specifications · Characteristic Curves · Installation and Wiring · Safety Precautions
Latest ATTOTEK manuals
ATTOTEK ATT-H121A Manual
User Manual 4 pages · 165 KB · ZHUser manual for the ATTOTEK ATTHI121A isolated constant‑current LED driver, covering specifications, wiring and safety.
Which document do I need?
User Manual
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in ATTOTEK manuals
What is the input voltage range of the ATTHI121A?
The driver accepts an AC input voltage from 85 V to 265 V at 47‑63 Hz.
From: ATTOTEK ATT-H121A Manual
How many LEDs can the ATTHI121A drive?
It can drive 9‑12 × 1 W white LEDs or 3‑4 × 3 W high‑power LEDs.
From: ATTOTEK ATT-H121A Manual