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January 15, 2024

40 Watt 48VDC to 24VAC Pure Sine Wave DC/AC Inverter for CCTV

48VDC to 24VAC voltage converter
To perform the inverse function, converting 24VAC to 24VDC click here.

12 volt to 24 VAC inverter

Unique 24 volt AC inverter rated at 40 watts for use with CCTV and Solar installations. Suitable for 24VAC irrigation systems, and even 24VAC doorbells. Converts 48 volt dc to 24 volts ac.

24 VAC inverters and converters
More 24VAC low voltage power options
12VDC to 24VAC inverters are also available as well as 24VDC to 24VAC inverters

Quantity   1-10 11-100 101-500 501+
40 watt inverter, 48VDC in, 24VAC out $122 Special order, minimum order quantity 30 pieces, 6 weeks lead time
$110 $89 $83
(allow 1-2 weeks)
50 Hz version of the forty watt 48 volt DC to 24 volt AC inverter $122 Special order, minimum order quantity 30 pieces, 6 weeks lead time
$110 $88 $83
Optional DIN mounting hardware
DIN rail mount
(not including the rail)
Fits both 35mm and 15mm DIN rails $3.50

PST-INV4824 Function: DC/AC Inverter with 24VAC output
Country of Origin USA, NAFTA qualified
Output power 40VA continuous (40 Watts) (24VAC 1.6Amps nominal)
50VA for 1 minute at 50% duty factor( 1 minute above 40VAC, one minute below 40VA
Output Current 1.6 Amps continuous, 2 amps peak
Input voltage DC 46VDC to 50VDC startup,
44VDC to 54VDC operating.
Output voltage AC 24VAC
Output voltage regulation ± 10%
Output wave form Pure sine wave
Output frequency 60Hz ± 1% (50Hz available, ask)
Standby current 0.2A, 200 mA typical
Efficiency 90% max.
Cooling Convection cooling, no fan
Operating Temperature -10°C to +45°C
Protections Output short
Polarity reverse
Under voltage input
Under voltage protection Unit will shut itself down when the input voltage is less than 44VDC ±5%. It will restart when the voltage is above 46VDC
DC Input Screw terminals
AC output Screw Terminals
Isolation DC input is galvanically isolated from the AC output, greater than 100V hipot
Dimensions 132 X 75 X 38 mm , 5.2 x 3 x 1.5 inches
Weight 277 gms., 10oz, 0.6 lbs
Environment Indoor, or protected from wet conditions, non condensing
Drawing Drawing and mounting dimensions click here
Solidworks file
More options Please ask if you need different input voltages, output voltage, output power, surge protection, connectorization, or form factor.
Optional DIN-Rail mount adapter fits both 35mm and 15mm rails
side view of the inverter


OEM Battery Chargers Inexpensive DC/AC power inverter light weight and small size will convert 48vdc to 24vac.

OEM Battery Chargers Makes 24 VAC equipment usable in 48 VDC installations. DC to AC inverter can work with solar or battery back-up systems.

OEM Power Supplies Useful for solar powered security systems. Also useful for irrigation system controllers, and even Dentist Offices.

Universal Power Input OEM Power Supplies and OEM Battery Chargers This product is now in production

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