Mastercool 90032 Vacuum Pump Oil, 32 oz Bottle, High Viscosity Oil for Deep Vacuum Pumps, HVAC and Automotive A/C Service, Includes Dispensing Spout

Overview:Mastercool 90032 Deep Vacuum Pump Oil is a professional-grade lubricant engineered to support reliable, long-lasting vacuum performance in HVAC and automotive applications. Designed for frequent oil changes and formulated to resist breakdown, this oil helps remove contaminants and moisture for cleaner system operation.Key Features:✔️ HIGH VISCOSITY FORMULATION – Designed specifically for deep vacuum pumps to maintain sealing and performance under extreme conditions✔️ THERMALLY STABLE – Withstands high operating temperatures, preventing breakdown and extending pump life✔️ FORMULATED FOR CLEAN SYSTEM OPERATION – Helps remove traces of moisture and contaminants for cleaner, more efficient pulls✔️ MAINTENANCE FRIENDLY – Ideal for routine oil changes to preserve pump performance and reduce acid buildup✔️ CLEAR AND NON-DETERGENT – Ensures full visibility in the sight glass and leaves no harmful residue behind✔️ U.S.-BASED SUPPORT AND QUALITY CONTROL – Backed by Mastercool’s commitment to service and product reliabilityWhy Mastercool:Mastercool is a global leader in professional HVAC and automotive service tools. With U.S.-based support and decades of industry experience, we stand behind every product we offer, delivering quality, durability, and customer satisfaction.Technical Specifications:Appearance: Clear, colorless to pale yellow or amber liquidBoiling Point: >300°C (572°F)Flash Point: 220°C (428°F)Vapor Pressure: <0.013 kPa (0.1 mmHg) at 20°CVapor Density: >1 (heavier than air)Viscosity @ 40°C: 46 cSt ±10%Density @ 20°C: 0.86–0.87 g/cm³Pour Point: -18°C (0°F)

• ✔️ HIGH VISCOSITY FORMULATION – Designed for deep vacuum pump service to help maintain proper sealing and dependable pump performance during evacuation work
• ✔️ THERMALLY STABLE PERFORMANCE – Built to handle high operating temperatures and routine service conditions to support longer oil life and consistent vacuum pump operation
• ✔️ HELPS SUPPORT CLEANER EVACUATIONS – Fresh vacuum pump oil helps promote more efficient pulls by supporting proper pump operation during routine maintenance
• ✔️ IDEAL FOR ROUTINE PUMP MAINTENANCE – A practical choice for regular oil changes to help preserve pump performance and keep service equipment operating at its best
• ✔️ CLEAR OIL FOR EASY VISUAL CHECKS – Clear formula helps technicians monitor oil condition more easily through the sight glass during service and maintenance
• ✔️ INCLUDES DISPENSING SPOUT – Comes with a capped spout to make pouring clean, fast, and spill-free
• ✔️ U.S.-BASED SUPPORT AND QUALITY CONTROL – Backed by Mastercool’s commitment to service and product reliability