The Meritor S446-280-012-0 (also referenced as S4462800120) is a genuine OEM park brake switch designed for Meritor hydraulic power brake (HPB) systems. Identified by Meritor as part of their Gen 2 small-bracket park brake switch assembly (HYD POWER BRK - ACC_PBSW_GEN2_SM_BRKT), this switch is a direct-fit replacement component within the HPB system's parking brake circuit. Sourced directly from Meritor, it carries genuine OEM status. Pro Gear and Transmission supplies genuine Meritor hydraulic brake components for heavy-duty truck applications. Call us to confirm this switch is the correct fit for your specific HPB system configuration.
Features
Genuine Meritor OEM part, not an aftermarket substitute
Designed for Meritor hydraulic power brake (HPB) systems
Gen 2 small-bracket park brake switch configuration
Direct-fit replacement for the HPB parking brake circuit
Sold by Pro Gear and Transmission
