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Description
siglent spd4121x 4 ch dc power supply 285 wThe Siglent SPD4121X is a 4 channel DC Linear Programmable Power Supply equipped with a 4. 3 inch TFT LCD display, friendly human machine interface, and excellent performance indicators. Real time waveform display provides engineers with an informative user interface. SPD4121X offers a total output power of 285 W with a resolution of 1 mV 1 mA. The maximum voltage and current for each channel are as follows: CH1: 15 V 1. 5 A CH2: 12 V 10 A CH3: 12 V
The Siglent SPD4121X is a 4-channel DC Linear Programmable Power Supply equipped with a 4.3-inch TFT-LCD display, friendly human-machine interface, and excellent performance indicators. Real-time waveform display provides engineers with an informative user interface.
SPD4121X offers a total output power of 285 W with a resolution of 1 mV/1 mA. The maximum voltage and current for each channel are as follows:
- CH1: 15 V/1.5 A
- CH2: 12 V/10 A
- CH3: 12 V/10 A
- CH4: 15 V/1.5 A
Kenmerken
- Rated output power: 285 W
- Rated voltage: 32 V, 12 V, 30 V
- Up to four high-precision power supplies with independent controllable outputs, supporting CH2 and CH3 series and parallel connections
- Clear graphical interface with waveform and timer display modes
- 5-digit voltage and current display with minimum resolution of 1 mV, 1 mA
- Fast output response time: <50us
- The high current channel support remote voltage compensation sense function. The maximum compensation voltage is 0.6 V
- Overvoltage protection and overcurrent protection or safe and accurate operation
- Equipped with a 4.3-inch TFT-LCD display (480 x 272 resolution)
- USB and LAN standard communication
- USB-GPIB module is optional
- Excellent channel density with up to 4 channels in a 3U half rack package
- Internal data storage for setups and parameters
- Embedded Web Server with instrument communication that doesn’t require software installation
- Fully SCPI programming command set support as well as a LabView driver for remote control and system automation
Specificaties
| SPD4323X | SPD4121X | SPD4306X | |
|---|---|---|---|
| Channel Output | CH1: Voltage 0 to 6 V Current 0 to 3.2 A CH2: Voltage 0 to 32 V Current 0 to 3.2 A CH3: Voltage 0 to 32 V Current 0 to 3.2 A CH4: Voltage 0 to 6 V Current 0 to 3.2 A |
CH1: Voltage 0 to 15 V Current 0 to 1.5 A CH2: Voltage 0 to 12 V Current 0 to 10 A CH3: Voltage 0 to 12 V Current 0 to 10 A CH4: Voltage 0 to 15 V Current 0 to 1.5 A |
CH1: Voltage 0 to 15 V Current 0 to 1.5 A CH2: Voltage 0 to 30 V Current 0 to 6 A CH3: Voltage 0 to 30 V Current 0 to 6 A CH4: Voltage 0 to 15 V Current 0 to 1 A |
| Resolution | 1 mV, 1 mA | 1 mV, 1 mA | 1 mV, 1 mA |
| Setting Accuracy | Voltage: ±(0.03% of reading+10) mV, Current: ±(0.3% of reading+10) mA | Voltage: ±(0.03% of reading+10) mV, Current: ±(0.3% of reading+10) mA | Voltage: ±(0.03% of reading+10) mV, Current: ±(0.3% of reading+10) mA |
| Readback Accuracy | Voltage: ±(0.03% of reading+10) mV, Current: ±(0.3% of reading+10) mA | Voltage: ±(0.03% of reading+10) mV, Current: ±(0.3% of reading+10) mA | Voltage: ±(0.03% of reading+10) mV, Current: ±(0.3% of reading+10) mA |
| Display | 4.3" TFT-LCD 5-digit voltage and current display | 4.3" TFT-LCD 5-digit voltage and current display | 4.3" TFT-LCD 5-digit voltage and current display |
| Output power | 240 W | 285 W | 400 W |
Inbegrepen
- 1x Siglent SPD4121X Power Supply
- 1x Power cord (EU)
- 1x Output test cord (3 A)
- 1x USB cable
- 1x Quick start guide
Downloads
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.0 ★★★★★
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Product Reviews
★★★★★ 4
Great product!
Color: Beige, Size: 88"- 4 Panel
Worked well and it was easy to roll around and fold. The size is great and has a good weight to it. Very sturdy, I plan to buy more
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Reviewed in the United States on February 10, 2026
★★★★★ 5
Wonderful Room Partition !
Color: Black, Size: 88"- 4 Panel
This product is made very well, packaged, and assembled with no problems. All parts and tools are included (except a Phillips screwdriver.) I put this item all together by myself on a bed to make it easy and simple. I made sure that every screw head was attached where the recessed dimples are located on the vertical poles, just don't overtighten anything. Everything fits like a charm, good quality, looks great, perfect height, rolls with ease, proper privacy, really impressive ! I got the 4-panel in black color. I would certainly buy this item again ! Thank you !
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Reviewed in the United States on September 26, 2025
★★★★★ 1
Not impressed
Color: Beige, Size: 21.5"- 1 Panel
Very flimsy but does the job intended
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Reviewed in the United States on May 27, 2026
★★★★★ 3
Fair
Color: Black, Size: 88"- 4 Panel
Fair product. Very cheap quality.
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Reviewed in the United States on August 10, 2025
★★★★★ 5
Sturdy and Easy to Move
Color: Black, Size: 132"- 6 Panel
This 6 ft black partition on wheels is exactly what I needed to divide space without sacrificing style or stability. It’s sleek, professional-looking, and blends in well with any environment—from office spaces to home studios.
The build quality is impressive—very sturdy and doesn’t wobble at all once it’s in place. The wheels glide smoothly and lock securely, making it easy to reposition or keep stationary as needed. Assembly was quick and straightforward, with all parts clearly labeled.
Overall, this partition is a perfect combination of functionality and design. Highly recommend it if you need a durable, mobile room divider that looks great and performs even better.
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Reviewed in the United States on August 4, 2025