Phoenix Contact STEP POWER DIN Rail Power Supply, 100 → 240 V, 110 → 250 V ac Input, 24V dc dc Output, 5A

RS Stock No.:: 239-5078
Distrelec Article No.:: 303-09-462
Mfr. Part No.:: 1088478
Brand:: Phoenix Contact

Phoenix Contact STEP POWER DIN Rail Power Supply, 100 → 240 V, 110 → 250 V ac Input, 24V dc dc Output, 5A

Subtotal (1 unit)*

£78.48

(exc. VAT)

£94.18

(inc. VAT)

FREE delivery for orders over £50.00

In Stock

26 unit(s) ready to ship
Plus 3 unit(s) ready to ship from another location
Plus 11 unit(s) shipping from 19 November 2025

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

Units	Per unit
1 +	£78.48

*price indicative

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RS Stock No.:: 239-5078
Distrelec Article No.:: 303-09-462
Mfr. Part No.:: 1088478
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	Power Supply
	Electrical Phase	1
	AC or DC Input Voltage	ac
	Input Voltage	100 → 240 V, 110 → 250 V
	AC or DC Output Voltage	dc
	Output Voltage	24V dc
	Output Current	5A
	Height	90mm
	Depth	61mm
	Width	72mm
	Maximum Temperature	+70°C
	Standards Met	CE
	Minimum Temperature	-10°C
	Model	STEP3-PS/1AC/24DC/5/PT
	Efficiency	94.5%
	Mounting Type	DIN Rail
	MTBF	1350000h
	Ripple And Noise	150mV Pk-Pk
	Output Voltage Adjustment Range	22 → 27V

	Select all
	Brand Phoenix Contact
	Series STEP POWER
	Type Power Supply
	Electrical Phase 1
	AC or DC Input Voltage ac
	Input Voltage 100 → 240 V, 110 → 250 V
	AC or DC Output Voltage dc
	Output Voltage 24V dc
	Output Current 5A
	Height 90mm
	Depth 61mm
	Width 72mm
	Maximum Temperature +70°C
	Standards Met CE
	Minimum Temperature -10°C
	Model STEP3-PS/1AC/24DC/5/PT
	Efficiency 94.5%
	Mounting Type DIN Rail
	MTBF 1350000h
	Ripple And Noise 150mV Pk-Pk
	Output Voltage Adjustment Range 22 → 27V

COO (Country of Origin):: VN

Phoenix Contact STEP3 Series PSU, 5A Output Current - 1088478

This high-efficiency power supply unit from Phoenix Contact is designed for converting AC to DC with a 24V output voltage. This power supply unit ensures reliability and efficient performance.

Features & Benefits

• Ideal for intelligent building automation
• Energy-saving with high efficiency even in no-load and part-load operation
• Offers increased performance in a compact design
• Can operate worldwide with a wide range of input voltages
• Supports household applications and approvals
• Quick and easy startup with Push-in connection technology
• Versatile assembly options, suitable for various mounting methods
• High efficiency levels and low residual ripple
• Extended MTBF hours and wide ambient temperature range for reliable performance

Applications

• Suitable for surface-mounted or flush-mounted distributors in automation and control systems
• Commonly used in industrial processes, electrical panels, and machinery
• Ideal for home automation, security systems, and smart building solutions

Can it be used in household applications?

Yes, the power supply is approved for household purposes and domestic applications.

Is the installation process easy?

Yes, it offers quick and tool-free installation with Push-in connection technology.

Will it support worldwide voltages?

Yes, it can be used internationally with a wide range of input voltages.

Is it compatible with different mounting methods?

Yes, the power supply can be easily snapped onto a DIN rail or screwed onto a level surface for flexible installation.

Can it operate in extreme temperatures?

Yes, the power supply has a wide ambient temperature range from -10°C to 70°C, ensuring reliable operation even in challenging conditions.