They changed my order for the better because I ordered to much and refunded within 1 hour to my PayPal account all bit's and piece's came next day Solar panel's few days later 1 hour before they said best service I have had out 200 + purchase's on internet 1st class service
The whole process from ordering to delivery was easy, and I'm pleased with the solar panel too.
All good. Happy with the purchase and communication on delivery was good.
DC 24V to 12V 480W 40A DC to DC Voltage Step-Down Module Aluminium Shell Shockproof
High effecicncy conversion at 95%, great for running small 12V applicances off your 24V batteries, perfect for 12V LED lights, or having a 12V lighter socket to plug in standard 12V equipment.
Module properties: non-isolated step-down module
Input voltage: DC 24V (18-35V)
Output voltage: DC 12V
Output power: 480W
Rectifier mode: synchronous rectification
Conversion efficiency: up to 95%
Soft-start time: about 500mS
Output ripple: 50mV (MAX) 20M bandwidth
Operating temperature: industrial grade (-40 ° c to +85 ° c) ( if Ambient temperature More than 40 ° c, please reduce power use, or enhance heat dissipation)
Full load temperature rise: 50 ° c
Load Regulation: ± 1%
Voltage Regulation: ± 2%
Dynamic response speed: 5% 200uS
Input polarity protection: None (please series the diode at the input port)