S12742-254

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IMPORTANT NOTICE

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2. Since inventories and prices may fluctuate to some extent, the sales manager is going to reconfirm the order and let you know if there are any updates.

S12742-254 AC-DC Switching Power Adapter – Technical Specifications

Category	Parameter	Specification	Details & Notes
Input	AC Voltage	220-240V AC	Designed for UK/European voltage. Not for 110V use.
	AC Frequency	50 Hz	Standard for the UK grid.
	Input Current	0.8A Max.
Output	DC Voltage	12.0 VDC	Fixed regulated output.
	DC Current	7.5A Max.
	Power	90 W	Rated output power (12V * 7.5A).
	Regulation	±1%	Excellent voltage stability.
	Ripple & Noise	< 100 mVp-p
	Efficiency	≥ 88% (Typ.)
Protections	Over Current (OCP)	Yes	Auto-shutoff and recovery.
	Over Voltage (OVP)	Yes
	Short Circuit (SCP)	Yes
	Over Temperature (OTP)	Yes
Physical	Connector (Output)	Likely 5.5mm x 2.5mm Barrel Jack	Polarity is almost certainly Center-Positive (+). ⚠️ MUST BE VERIFIED ON THE LABEL.
	AC Power Plug	UK Plug (BS 1363)	This is the key feature. The `-254` suffix almost definitively means a fixed, molded 3-pin UK plug.
	Cable Length	~1.5m (Output)
	Cooling	Fanless
	Case Material	V-0 Fire Retardant PC
	Dimensions (LxWxH)	~160 x 75 x 40 mm
Environmental	Operating Temperature	0°C to +40°C
	Storage Temperature	-20°C to +85°C
	Humidity	5% – 95% RH (Non-condensing)
Safety & Compliance	Safety Certifications	UKCA, CE	Certified for the United Kingdom and European markets.
	Safety Standard	BS EN 62368-1	British adoption of the European safety standard.
	EMC Standards	EN 55032, EN 61000-3-2, EN 61000-3-3
	Fuse	BS 1362 Fuse (13A likely)	UK plugs contain a user-replaceable fuse. This is a critical safety requirement in the UK.
	Environmental	RoHS 3, REACH