Thermo Herasafe KS 12 4 foot Type A2 biological safety cabinet with stand

  • Sale
  • $4,500.00
  • Regular price $5,200.00
Shipping calculated at checkout.

Thermo Herasafe 12 4 foot Type A2 biological safety cabinet with stand

Manufacturer:  Thermo Electron

Model:  Herasafe KS 12

Status:  Pre-owned

Condition:  Very good

Guarantee:  15 day money back guarantee

Estimated lead time:  5 days with existing filters.  3-4 weeks with new HEPA filters

Shipping:  LTL on pallet or crate.  Payment - prepay and add.


Herasafe KS Class II biological safety cabinets deliver maximum safety, comfort and convenience. Featuring an advanced design for easy operation and maximum safety, Herasafe KS cabinets may be used wherever protection is of paramount importance.

Safety and Protection

  • HEPA filters guarantee maximum filtration efficiency of 99.995% at the most penetrating particle size (MPPS)
  • Pressure sensor monitoring ensures safe airflow across the entire work surface
  • SmartFlow™ digital technology maintains constant airflow during normal filter loading or temporary airflow obstruction due to foreign objects
  • Digital Airflow Verification immediately alerts to any airflow obstruction

Performance and Operation

  • Interior eye-level display on rear wall for “at-a-glance” monitoring of safety parameters
  • Performance factor (PER) indicates: cabinet is safe, cabinet is safe but time for service, cabinet should not be used
  • Display parameters include downflow air velocity, cabinet malfunction, time of day, operating time of optional UV-C lights, total operating hours
  • Timer for delayed start
  • Stopwatch function
  • Handheld control for use inside cabinet eliminates glove changes before changing cabinet settings


  • 4 foot Thermo Herasafe KS12 BSC
  • Adjustable height stand
  • UV fixture with bulb
  • Existing HEPA filters
  • Remote control
  • Hardware and power cable
  • pdf copy of Operations Manual
  • 15 day money back guarantee
  • Certification report and sticker (certification conducted on May 26, 2020)


  • Integrity testing of existing HEPA filters ($450)
  • New HEPA filters installed and tested ($2,300)
  • Crating for common carrier shipment ($495)
  • In lab delivery in Maryland and DC metro region (additional cost)


Power requirements 115V AC/20A/60Hz dedicated circuit
NEMA configuration (Plug) 5-20P
Sash height 8 inches
Lighting Fluorescent
Exterior Dimensions 54"W x 31"D x 60"H
Interior Dimensions 46"W x 24.5"D x 30"H
Shipping weight 750 lbs