Weidmuller PRO MAX 72W 12V 6A DIN Rail Power Supply

Technical Overview

72W DIN rail power supply with 12VDC/6A output, adjustable 10-15V, 85-277VAC/80-370VDC input, IP20 protection, and -25 to 70°C operating temperature.

Key Features

Single phase primary switched mode power supply unit
Output Power: 72W
Output Voltage: 12V DC (adjustable 10V to 15V)
Output Current: 6A
Wide AC Input Voltage Range: 85V AC to 277V AC
Wide DC Input Voltage Range: 80V DC to 370V DC
Protection Degree: IP20
Operating Temperature Range: -25°C to 70°C
Connection System: Screw connection
Mounting Style: DIN Rail Mount
Compact width of 32mm
Efficiency: 89%
AC failure bridging time: min. 20 ms

Technical Specification Matrix

Parameter	Value
Output Power Max	72 W
Output Voltage - Output 1 (Rated)	12 VDC ± 1%
Output Voltage - Output 1 (Adjustable)	10 V to 15 V
Output Current - Output 1	6 A
AC Input Voltage Range	85 V AC to 277 V AC
DC Input Voltage Range	80 V DC to 370 V DC
Rated Input Voltage	100 V AC to 240 V AC
AC Frequency Range	45 Hz to 65 Hz
Efficiency	89%
IP Rating	IP20
Operating Temperature	-25°C to 70°C
Storage Temperature	-40°C to 85°C
Connection System	Screw connection
Mounting Style	DIN Rail Mount
AC Failure Bridging Time	min. 20 ms
Physical Weight (kg)	0.65
Dimensions L x W x H (cm)	12.5 x 3.2 x 13

Industrial Applications

1. Industrial Control Panel Automation

This power supply is ideal for providing stable 12V DC power to Programmable Logic Controllers (PLCs), sensors, and Human-Machine Interface (HMI) panels within industrial control cabinets. Its DIN rail mounting simplifies installation, while the wide operating temperature range (-25°C to 70°C) ensures reliable performance in diverse industrial environments. The high overload capability supports transient loads from connected equipment.

Problem Solved

Ensures stable and reliable low-voltage DC power for critical automation components, preventing operational disruptions due to power fluctuations or transient overloads, even in high-temperature control cabinets.

PLC powerSensor powerHMI powerDIN railIndustrial automationOverload capabilityWide temperature range

2. Building Management Systems (BMS)

Suitable for powering 12V DC control modules, actuators, and various sensors used in commercial and industrial Building Management Systems. Its compact dimensions (32mm width) allow for efficient use of space in crowded electrical panels, and the robust design with IP20 protection (when enclosed) offers resilience against typical indoor environmental conditions.

Problem Solved

Delivers consistent and regulated 12V DC power to BMS components in space-constrained electrical panels, enhancing system reliability and control over building infrastructure.

BMS controlActuator powerSensor powerCompact designElectrical panels

3. Process Control Instrumentation

The power supply can effectively provide stable 12V DC power to field instrumentation such as transducers, signal conditioners, and data acquisition units in various process control applications. The wide input voltage range (85-277V AC / 80-370V DC) enables stable operation even in locations with fluctuating grid power, and its robust design withstands the demanding conditions often found in process industries.

Problem Solved

Provides a reliable and regulated power source for sensitive process instrumentation, ensuring accurate data acquisition and control even in environments with unstable input power.

Process controlInstrumentation powerTransducer powerSignal conditionerWide input voltage