Phoenix Contact STEP POWER Switched Mode DIN Rail Power Supply, 85 → 305 V ac / 95 → 250V dc ac, dc

RS Stock No.:: 168-2489
Distrelec Article No.:: 303-09-507
Mfr. Part No.:: 2904945
Brand:: Phoenix Contact

Phoenix Contact STEP POWER Switched Mode DIN Rail Power Supply, 85 → 305 V ac / 95 → 250V dc ac, dc

Subtotal (1 unit)*

£117.81

(exc. VAT)

£141.37

(inc. VAT)

FREE delivery for orders over £50.00

In Stock

2 unit(s) ready to ship
Plus 1 unit(s) ready to ship from another location
Plus 7 unit(s) shipping from 19 November 2025

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit
1 +	£117.81

*price indicative

Sponsored

Phoenix Contact QUINT Din Rail Power Supplies

Phoenix Contact's QUINT DIN rail power supplies are known for their high functionality and reliability, and are a dependable choice for ensuring maximum system availability and efficiency.

Explore QUINT Power Supplies

RS Stock No.:: 168-2489
Distrelec Article No.:: 303-09-507
Mfr. Part No.:: 2904945
Brand:: Phoenix Contact

Specifications

Technical Reference

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Phoenix Contact
	Series	STEP POWER
	Type	Switched Mode
	Electrical Phase	1
	Number of Outputs	1
	AC or DC Input Voltage	ac, dc
	Input Voltage	85 → 305 V ac / 95 → 250V dc
	AC or DC Output Voltage	dc
	Output Voltage	24V dc
	Output Current	3.5A
	Dimensions	90 x 61 x 90mm
	Width	90mm
	Depth	61mm
	Height	90mm
	Maximum Temperature	+70°C
	Standards Met	CE
	Minimum Temperature	-25°C
	Model	STEP-PS/277AC/24DC/3.5
	Efficiency	>88%
	Mounting Type	DIN Rail Mount
	Special Features	Flexible Mounting, Incredibly Low Idling Losses
	Ripple And Noise	<10mV Pk-Pk
	MTBF	1094000h
	Output Voltage Adjustment Range	22.5 → 25V

	Select all
	Brand Phoenix Contact
	Series STEP POWER
	Type Switched Mode
	Electrical Phase 1
	Number of Outputs 1
	AC or DC Input Voltage ac, dc
	Input Voltage 85 → 305 V ac / 95 → 250V dc
	AC or DC Output Voltage dc
	Output Voltage 24V dc
	Output Current 3.5A
	Dimensions 90 x 61 x 90mm
	Width 90mm
	Depth 61mm
	Height 90mm
	Maximum Temperature +70°C
	Standards Met CE
	Minimum Temperature -25°C
	Model STEP-PS/277AC/24DC/3.5
	Efficiency >88%
	Mounting Type DIN Rail Mount
	Special Features Flexible Mounting, Incredibly Low Idling Losses
	Ripple And Noise <10mV Pk-Pk
	MTBF 1094000h
	Output Voltage Adjustment Range 22.5 → 25V

COO (Country of Origin):: VN

Phoenix Contact STEP-PS/277AC/24DC/3.5 DIN rail power supply, 24V DC, Single phase - 2904945

This DIN rail power supply from Phoenix Contact is a primary switched-mode unit ideal for industrial applications. The power supply offers high efficiency, shock current protection, and flexible mounting options for a reliable and energy-efficient power solution.

Features & Benefits

• Single-phase power supply with 24V DC output voltage
• High efficiency of over 88% reduces energy wastage
• Shock current protection ensures safe operation
• Flexible mounting options for easy installation on DIN rails
• Compact design with dimensions of 90 x 61 x 90 mm
• Wide input voltage range from 85V AC to 305V AC, suitable for various industrial applications
• Maximum output power rating of 84W for consistent performance

Applications

• Suitable for use in industrial automation systems
• Ideal for powering control panels and building technology applications
• Suitable for installations where space is limited due to its compact design

Can it be used in harsh industrial environments?

Yes, the DIN rail power supply is designed to operate in a wide range of environmental conditions, making it suitable for industrial settings.

Will it provide stable power output for sensitive electronics?

The power supply offers stable 24 V DC output voltage, ensuring a reliable power source for sensitive electronics.

Is it easy to install on DIN rails?

Yes, the unit features flexible mounting options, allowing for easy installation on standard DIN rails.

Can it handle fluctuating input voltages?

With an input voltage range of 85V AC to 305V AC, the power supply can efficiently handle varying voltage levels.

What are the key advantages of this power supply?

The power supply offers high efficiency, shock current protection, and flexible mounting options, making it a reliable and energy-efficient choice for industrial applications.