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Uninterruptible Power Supplies

Uninterruptible Power Supplies (UPS) provide critical backup power and protection for sensitive equipment during mains failures, surges, or voltage drops.

Widely used in offices, data centres, retail spaces, and homes, UPS systems safeguard IT infrastructure, servers, routers, CCTV, and point-of-sale systems.

Use cases include keeping essential devices running during outages and protecting equipment from damage caused by power fluctuations.

Benefits include reduced downtime, protection of valuable data, and compliance with continuity requirements in commercial environments.

YESSS stocks reliable UPS solutions from trusted brand Certa, known for robust and efficient performance.

Popular technical specifications include standby, line-interactive, and online UPS designs, power ratings from 1kW to 900W, automatic voltage regulation (AVR), and hot-swappable battery options.

For dependable backup and equipment protection, choose uninterruptible power supplies that deliver performance and peace of mind.

Show details for  1kA External Battery Pack, 36V, 7Ah, Valve Regulated Lead Acid (VRLA)

1kA External Battery Pack, 36V, 7Ah, Valve Regulated Lead Acid (VRLA)

EER201U
£468.80 Inc VAT £390.67 Ex VAT
Priced per 1
Please contact your local store for details
Show details for  6kA/10kA External Battery Pack, 240V, 7Ah, Valve Regulated Lead Acid (VRLA)

6kA/10kA External Battery Pack, 240V, 7Ah, Valve Regulated Lead Acid (VRLA)

EER2000U
£1,214.40 Inc VAT £1,012.00 Ex VAT
Priced per 1
Please contact your local store for details
Show details for  3kVA Rack/Tower UPS, Pure Sinewave, E200RU Range

3kVA Rack/Tower UPS, Pure Sinewave, E200RU Range

E203RU
£918.40 Inc VAT £765.33 Ex VAT
Priced per 1
Please contact your local store for details
Show details for  1kVA Rack/Tower UPS, Pure Sinewave, E200RU Range

1kVA Rack/Tower UPS, Pure Sinewave, E200RU Range

E201RU
£492.80 Inc VAT £410.67 Ex VAT
Priced per 1
Please contact your local store for details
Show details for  3kVA Tower UPS, Pure Sinewave, E200U Range

3kVA Tower UPS, Pure Sinewave, E200U Range

E203U
£896.00 Inc VAT £746.67 Ex VAT
Priced per 1
Please contact your local store for details
Show details for  3kA External Battery Pack, 36V, 7Ah, Valve Regulated Lead Acid (VRLA)

3kA External Battery Pack, 36V, 7Ah, Valve Regulated Lead Acid (VRLA)

EER203U
£771.20 Inc VAT £642.67 Ex VAT
Priced per 1
Please contact your local store for details
Show details for  10kVA Rack/Tower UPS, Pure Sinewave, E200REU Range

10kVA Rack/Tower UPS, Pure Sinewave, E200REU Range

E2010REU
£1,377.60 Inc VAT £1,148.00 Ex VAT
Priced per 1
Please contact your local store for details
Show details for  6kVA Rack/Tower UPS, Pure Sinewave, E200REU Range

6kVA Rack/Tower UPS, Pure Sinewave, E200REU Range

E206REU
£1,115.20 Inc VAT £929.33 Ex VAT
Priced per 1
Please contact your local store for details
Show details for  3kA External Battery Pack, 36V, 7Ah, Valve Regulated Lead Acid (VRLA)

3kA External Battery Pack, 36V, 7Ah, Valve Regulated Lead Acid (VRLA)

EE203U
£744.00 Inc VAT £620.00 Ex VAT
Priced per 1
Please contact your local store for details
Show details for  1kVA Tower UPS, Pure Sinewave, E200U Range

1kVA Tower UPS, Pure Sinewave, E200U Range

E201U
£427.20 Inc VAT £356.00 Ex VAT
Priced per 1
Please contact your local store for details
Show details for  1kA External Battery Pack, 36V, 7Ah, Valve Regulated Lead Acid (VRLA)

1kA External Battery Pack, 36V, 7Ah, Valve Regulated Lead Acid (VRLA)

EE201U
£424.00 Inc VAT £353.33 Ex VAT
Priced per 1
Please contact your local store for details