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Highlights

  • 645 kW Diesel Standby Generator Supporting Fire, Life Safety, & Critical Systems
  • Dedicated Air Handling Units Serving Clean Room and Lab Areas
  • Bay & Chase Clean Rooms (Class 100)
  • Robust, Trane-built System Totaling ±1,200 Tons of Cooling Capacity
  • 24/7/365 Secure Facility with Video Surveillance, Key Card Access at All Entry Points
  • Layout Supports Compartmentalization of Office, Lab, & Support Spaces for Operational Security

Features

Exterior Dock Doors
2
Standard Parking Spaces
306

All Available Spaces(2)

Display Rental Rate as

  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Build-Out
  • Available
  • 1st Floor - 1st floor
  • 78,762 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Flex
  • Full Build-Out
  • 30 Days

The facility features three switchboards totaling approximately 8,500 amps at 277/480V, comprised of 4,000 amps, 2,000 amps, and 2,500 amps. It includes a 645 kW diesel standby generator supporting fire, life safety, and critical systems. A robust Trane-built HVAC system provides roughly 1,200 tons of cooling capacity, with dedicated air handling units serving clean room and lab areas. The property is plumbed to Air Products’ Silicon Valley nitrogen pipeline and includes Bay and Chase Class 100 clean rooms. Security is maintained 24/7/365 with video surveillance and key card access at all entry points. The layout supports compartmentalization of office, lab, and support areas for enhanced operational security. Connectivity is ensured through multi-carrier fiber service offering 2+ Gb/s speeds, along with multiple and redundant PG&E power connections and extra upstream capacity. Additionally, the building offers two dock positions and grade-level access directly into the clean rooms.

  • Space is in Excellent Condition
  • Can be combined with additional space(s) for up to 103,692 SF of adjacent space
  • 2nd Floor - 2nd floor
  • 24,930 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Flex
  • Full Build-Out
  • 30 Days

The facility features three switchboards totaling approximately 8,500 amps at 277/480V, comprised of 4,000 amps, 2,000 amps, and 2,500 amps. It includes a 645 kW diesel standby generator supporting fire, life safety, and critical systems. A robust Trane-built HVAC system provides roughly 1,200 tons of cooling capacity, with dedicated air handling units serving clean room and lab areas. The property is plumbed to Air Products’ Silicon Valley nitrogen pipeline and includes Bay and Chase Class 100 clean rooms. Security is maintained 24/7/365 with video surveillance and key card access at all entry points. The layout supports compartmentalization of office, lab, and support areas for enhanced operational security. Connectivity is ensured through multi-carrier fiber service offering 2+ Gb/s speeds, along with multiple and redundant PG&E power connections and extra upstream capacity. Additionally, the building offers two dock positions and grade-level access directly into the clean rooms.

  • Space is in Excellent Condition
  • Can be combined with additional space(s) for up to 103,692 SF of adjacent space
Space Size Term Rental Rate Space Use Build-Out Available
1st Floor - 1st floor 78,762 SF Negotiable Upon Request Upon Request Upon Request Upon Request Flex Full Build-Out 30 Days
2nd Floor - 2nd floor 24,930 SF Negotiable Upon Request Upon Request Upon Request Upon Request Flex Full Build-Out 30 Days

1st Floor - 1st floor

Size
78,762 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Flex
Build-Out
Full Build-Out
Available
30 Days

2nd Floor - 2nd floor

Size
24,930 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Flex
Build-Out
Full Build-Out
Available
30 Days

1st Floor - 1st floor

Size 78,762 SF
Term Negotiable
Rental Rate Upon Request
Space Use Flex
Build-Out Full Build-Out
Available 30 Days

The facility features three switchboards totaling approximately 8,500 amps at 277/480V, comprised of 4,000 amps, 2,000 amps, and 2,500 amps. It includes a 645 kW diesel standby generator supporting fire, life safety, and critical systems. A robust Trane-built HVAC system provides roughly 1,200 tons of cooling capacity, with dedicated air handling units serving clean room and lab areas. The property is plumbed to Air Products’ Silicon Valley nitrogen pipeline and includes Bay and Chase Class 100 clean rooms. Security is maintained 24/7/365 with video surveillance and key card access at all entry points. The layout supports compartmentalization of office, lab, and support areas for enhanced operational security. Connectivity is ensured through multi-carrier fiber service offering 2+ Gb/s speeds, along with multiple and redundant PG&E power connections and extra upstream capacity. Additionally, the building offers two dock positions and grade-level access directly into the clean rooms.

  • Space is in Excellent Condition
  • Can be combined with additional space(s) for up to 103,692 SF of adjacent space

2nd Floor - 2nd floor

Size 24,930 SF
Term Negotiable
Rental Rate Upon Request
Space Use Flex
Build-Out Full Build-Out
Available 30 Days

The facility features three switchboards totaling approximately 8,500 amps at 277/480V, comprised of 4,000 amps, 2,000 amps, and 2,500 amps. It includes a 645 kW diesel standby generator supporting fire, life safety, and critical systems. A robust Trane-built HVAC system provides roughly 1,200 tons of cooling capacity, with dedicated air handling units serving clean room and lab areas. The property is plumbed to Air Products’ Silicon Valley nitrogen pipeline and includes Bay and Chase Class 100 clean rooms. Security is maintained 24/7/365 with video surveillance and key card access at all entry points. The layout supports compartmentalization of office, lab, and support areas for enhanced operational security. Connectivity is ensured through multi-carrier fiber service offering 2+ Gb/s speeds, along with multiple and redundant PG&E power connections and extra upstream capacity. Additionally, the building offers two dock positions and grade-level access directly into the clean rooms.

  • Space is in Excellent Condition
  • Can be combined with additional space(s) for up to 103,692 SF of adjacent space

Property Overview

2581 Junction Avenue offers a premier R&D and manufacturing facility in the heart of San Jose’s Golden Triangle, Silicon Valley’s technology hub. Featuring a combination of cleanroom, manufacturing, and high-end office spaces, this two-story asset provides ±102,772 square feet of functionality for advanced technology operations. The property is equipped with heavy power infrastructure totaling ±8,500 amps at 277/480V, full air handling systems, and nitrogen pipeline connections serving cleanrooms. In addition, users benefit from dedicated dry labs, machine shop areas, and robust cooling capacity. The facility includes multiple cleanrooms up to Class 10-1,000 with a 22,000 SF bay and chase layout, supporting R&D and production just steps from Silicon Valley’s most prominent employers. On-site amenities such as indoor/outdoor break areas, a fitness center with showers, and secure 24/7 access provide a complete work environment for innovation-driven teams. Ideally positioned near Highway 101 and Montague Expressway, the property ensures excellent connectivity to I-880, I-680, and San Jose International Airport. With the surrounding ecosystem of technology leaders and world-class amenities, 2581 Junction Avenue is designed for companies advancing next-generation products.

Property Facts

Building Size
103,692 SF
Lot Size
5.39 AC
Year Built
1983
Construction
Reinforced Concrete
Power Supply
Amps: 12,000
Zoning
IP - Industrial

Select Tenants

  • Floor
  • Tenant Name
  • Industry
  • Multiple
  • Ensurge Micropower
  • Manufacturing
Fairly walkable
40/100
Exceptionally drivable
100/100
Some public transit
50/100
Moderately bikeable
70/100
  • Listing ID: 41127425

  • Date on Market: 2026-07-01

  • Last Updated:

  • Address: 2581 Junction Ave, San Jose, CA 95134

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