APC On-Site Service On-Site Warranty Extension - Extended service agreement - parts and labor (for UPS battery) - 2 years - on-site - business hours - response time: NBD - for P/N: G35T10KF3B4S/ G35T10KF4B4S/ G35T15KF2B4S/ G35T15KF3B4S/ G35T15KF4B4S/ SUVT