APC Smart-UPS X 120V External Battery Pack... £669.31 ex VAT |
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APC Smart-UPS X-Series 48V Ext. Batt Pack... £661.47 ex VAT |
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APC Smart-UPS XL 48V Battery Pack - battery... £665.48 ex VAT |
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APC Symmetra Battery Module £592.80 ex VAT |