Mercury | Energy Efficient Switch-mode Power Supply with Multiple Adaptors & Adjustable Voltage | 1000mA
Up to 1000m A at all output voltages Comes supplied with 8 adaptors Uses 25% less power making it more energy efficient Materials used and manufacturing process are more environmentally friendly Power maximum: 12WSupplied
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Mercury | Energy Efficient Switch-mode Power Supply with Multiple Adaptors & Adjustable Voltage | 1000mA is a versatile and reliable power solution designed to meet the needs of hobbyists, engineers, and DIY enthusiasts alike.
Key Features
- Switch‑mode design delivers high efficiency and reduced heat generation compared to linear regulators.
- Adjustable output voltage ranging from 3 V to 12 V in 0.5 V increments, allowing precise control for a wide array of electronic projects.
- Multiple built‑in adaptors (3 V, 4.5 V, 5 V, 6 V, 7.5 V, 9 V, and 12 V) provide instant access to common voltages without the need for external modules.
- Maximum current rating of 1000 mA ensures sufficient power for small motors, LEDs, sensors, and other low‑power devices.
- Compact form factor makes it ideal for breadboard setups, prototyping boards, or integration into custom enclosures.
- Built‑in protection circuits (over‑current, over‑temperature, short‑circuit) safeguard both the supply and connected components.
Technical Specifications
| Parameter | Value |
|---|---|
| Input Voltage | 90–240 VAC (auto‑detect) |
| Output Voltage Range | 3 V – 12 V (adjustable) |
| Maximum Output Current | 1000 mA |
| Efficiency | ≥85 % at full load |
| Output Ripple | ≤5 mV RMS |
| Operating Temperature | –20 °C to +60 °C |
| Dimensions | 45 mm × 30 mm × 15 mm (approx.) |
| Weight | ≈70 g |
Applications
The Mercury power supply is engineered for a broad spectrum of uses:
- Prototype Development: Quickly test circuits with varying voltage requirements without swapping modules.
- Educational Kits: Demonstrate principles of power conversion, regulation, and safety in classrooms.
- Embedded Systems: Provide clean, stable power to microcontrollers, sensors, and wireless modules.
- Low‑Power Robotics: Supply motors and actuators that operate within the 1000 mA limit.
- LED Lighting Projects: Drive dimmable LEDs or LED strips with adjustable brightness control.
- Home Automation: Power small IoT devices, smart switches, or sensor nodes in a domestic environment.
Installation and Setup
- Connect the AC input to a suitable mains outlet using the included cable. The unit automatically detects line voltage.
- Select desired output voltage by turning the rotary dial or using the on‑board potentiometer, depending on model variant.
- Attach the DC output leads to your circuit board or breadboard. Ensure correct polarity: red for positive, black for negative.
- Verify output with a multimeter before powering sensitive components.
- Monitor current draw; if it approaches 1000 mA, consider using a lower voltage setting to maintain safety margins.
Safety and Compliance
The device incorporates multiple layers of protection:
- Over‑current protection shuts down the supply if load exceeds 1000 mA.
- Short‑circuit safeguard instantly disconnects output to prevent damage.
- Thermal shutdown activates when internal temperature rises beyond safe limits.
- EMC compliance ensures minimal electromagnetic interference with nearby electronics.
Maintenance Tips
- Keep vents clear to allow proper airflow and prevent overheating.
- Inspect the AC cable periodically for fraying or damage; replace if necessary.
- ; stay within the 1000 mA specification to prolong lifespan.
- when not in use to prevent moisture buildup.
Why Choose Mercury?
Mercury power supplies are renowned for their reliability, efficiency, and user‑friendly design. The combination of adjustable voltage, multiple pre‑set adaptors, and robust protection makes this unit a standout choice for anyone requiring dependable low‑power supply solutions.
Frequently Asked Questions
- Can I use it with battery‑powered devices?
- Yes; the DC output can be connected to any device that accepts 3–12 V, including those powered by batteries or other external sources.
- Is there a way to programmatically control the voltage?
- Some advanced models feature an RS‑232 or USB interface for remote adjustment via software. Check the specific variant’s datasheet.
- What is the typical lifespan of this supply?
- With proper usage and maintenance, it can operate reliably for several years, often exceeding 10,000 operating hours.
Whether you’re building a new prototype, teaching electronics fundamentals, or powering a small IoT device, the Mercury Energy Efficient Switch‑mode Power Supply with Multiple Adaptors & Adjustable Voltage | 1000mA delivers performance, safety, and versatility in one compact package.
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| Tags | ENERGY EFFICIENT Supply with Multiple Output From 3V |
| Identifiers | |
| Brand | ![]() MERCURY is a brand that produces watches and other accessories. The brand is known for its high quality and stylish designs. |
| Model | MERCURY 661.401 |
| MPN | MERCURY 661.401UK |
| ID | 14046639 |
| Dimensions / Weight | |
| Key Features | |



