APC · Uninterruptible Power Supplies (UPSs)

APC Easy UPS 3S Pro 40 kVA price in United Kingdom

Model E3SP40KHMPN E3SP40KHEAN 731304766216

Noise66 dB
TypeTower
Weight59 kg
ColourWhite

Lowest price incl. delivery

£7,268.99

at Back to the OfficeFree deliveryIn stock

1 store
1 in stock
1 with free delivery
Checked 6 Oct 2026, 05:40 UTC

Go to Back to the Office

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Full specifications and side-by-side comparison

Prices in United Kingdom

1 store · prices in GBP · updated 6 Oct 2026, 05:40 UTC

Lowest price£7,268.99at Back to the Office · free shippingGo to Back to the Office

Price range across 1 offer

Every store asks the same price.

1 of 1 stores in stock
1 with free shipping
Checked 6 Oct 2026, 05:40 UTC

Back to the OfficeLowest priceAPC Easy UPS 3S Pro 40 kVA 400 V 3:3 UPS for external batteries In stockFree shipping
£7,268.99incl. free shipping
Go to store : Back to the Office (opens in a new tab)

Ad: we may earn a commission when you buy through these links; it never changes the order, which is by total price only. Prices and stock are shown as each store states them, as of 6 Oct 2026, 05:40 UTC, and can change at any time. Taxes are included only where the store includes them.

Price history in United Kingdom

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Product details

Identification

Brand: APC
Product: Easy UPS 3S Pro 40 kVA
Full name: APC Easy UPS 3S Pro 40 kVA 400 V 3:3 UPS for external batteries
Manufacturer part number: E3SP40KH
EAN / UPC: 731304766216
Category: Uninterruptible Power Supplies (UPSs)

31 specifications from the manufacturer's data sheet

Features

Output power capacity	40 kVA
Output power	40000 W
Input operation voltage (min)	380 V
Input operation voltage (max)	415 V
Input frequency	40/70 Hz
Output operation voltage (max)	400 V
Output frequency	50/60 Hz
Number of input phases	3
Number of output phases	3
Output voltage Total Harmonic Distortion (THD)	5%
Input current Total Harmonic Distortion (THD)	3%
Noise level	66 dB

Battery

Battery technology	Sealed Lead Acid (VRLA)

Design

Form factor	Tower
Product colour	White
Control type	Touch
Display type	LCD
International Protection (IP) code	IP20

Operational conditions

Operating temperature (T-T)	0 - 40 °C
Storage temperature (T-T)	-25 - 55 °C
Operating relative humidity (H-H)	0 - 95%
Storage relative humidity (H-H)	0 - 95%