Samlex America
SEC-1235M Switching Power Supply
Best power supply for professional radio base stations and communication systems.
The Samlex America SEC-1235M is a high-efficiency desktop switching power supply, perfect for demanding applications like land mobile radio base stations and communications systems. It delivers a regulated 13.8 Volts DC output at 30 Amps from a 120V AC input, with an option for 230V operation. This unit utilizes advanced switch-mode technology to minimize weight and size while effectively suppressing RFI noise. It features front panel meters for easy monitoring of current and voltage, along with built-in protection against overload and short circuits, ensuring clean and reliable power.
$221.40
Owner Satisfaction
4.7
/ 5
Category Rank
28
/ 1062
#28 in Computer Power Supplies
Price vs Category Average
-76%
Below average
Output Voltage
13.8
/ Volts DC
Who it's for
- Radio operators needing clean signals without interference
- Users with limited desk space needing high power output
- Professionals requiring reliable protection for expensive connected equipment
Who should skip it
- Budget-conscious buyers seeking the most affordable amperage
- Users working in quiet environments sensitive to fan noise
- Engineers requiring adjustable voltage for experimental projects
Performance breakdown
Power Regulation
Delivers consistent 13.8V output essential for sensitive radio communication equipment.
Noise Suppression
Advanced switch-mode technology effectively eliminates interference for clean, quiet signal performance.
Build Efficiency
Compact, lightweight design maximizes desk space without sacrificing robust power delivery.
Monitoring Precision
Integrated front panel meters provide clear, real-time visibility into current draw.
Safety Standards
Comprehensive UL/cUL certifications ensure reliable operation in demanding professional environments.
Versatility
Selectable input voltage makes this unit adaptable for diverse global power needs.
Key Specs
Output Voltage
13.8 Volts DC
Output Current
30 Amps
Input Voltage
100-130 VAC (with internal jumper for 230 Volts 50 Hz)
Dimensions
8.35 x 7.28 x 2.4 inches (21.2 x 18.5 x 6.1 cm)
Weight
4.7 lbs (2.13 kg)
Certifications
UL-60950-1 approved, UL listed to USA and Canadian safety standards, Conforms to FCC Part 15(B) class B
Protection Features
Over-load, short-circuit, and over-temperature protection
Connector
Detachable power supply cord with NEMA 5-15P plug
Features
- High-efficiency switch-mode design
- Regulated 30 Amp DC output
- Front panel meters for monitoring
- RFI noise suppression
- Compact and lightweight
- Overload and short-circuit protection
- UL/cUL approved for safety
- Selectable input voltage
What customers say
This power supply earns high praise, especially within radio communities, for its exceptional reliability and clean power output. Users consistently note the stable performance minimizes radio frequency interference, which is crucial for sensitive gear. Its compact, lightweight design is a major advantage over bulkier alternatives, suiting both fixed and portable stations well. While the initial cost is higher, the superior build quality, integrated protection features, and proven longevity deliver excellent long term value. Many report years of flawless operation under load. The unit is widely regarded as dependable, foundational station equipment, leading to strong customer satisfaction and frequent recommendations.
Know before you buy
Yes, the SEC-1235M is designed for universal use. While it ships configured for 120V, it features an internal jumper that allows you to switch the input to 230V for international compatibility.
Absolutely. The unit is engineered with advanced switch-mode technology specifically designed to suppress RFI noise, ensuring it won't interfere with your land mobile radio base stations or other sensitive communications gear.
The SEC-1235M includes built-in, automated protection against overloads, short circuits, and over-temperature conditions. These safety features help prevent damage to both the power supply and your connected equipment.
The front panel features integrated analog meters that provide real-time, at-a-glance monitoring of both voltage and current levels, allowing you to ensure your equipment is receiving steady power.
Not at all. Thanks to its high-efficiency switch-mode design, the unit weighs only 4.7 pounds and features a compact, low-profile footprint, making it easy to fit into tight spaces on your workbench or desk.
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$221