Hand Tools > Generator Controls > Automatic Transfer Switches > Switch,Auto Transfer : Grainger Industrial Supply

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Switch,Auto Transfer

Heavy Duty Auto Transfer Switch, Maxium Current Rating 400 Amps, Maxium Ac Voltage 600 V, Single Or Three Phase Operation, Nema 12 Enclosure, 7 Day Auto Exerciser, Sensing Line Failure Adjustable, Sensing Under Voltage Adjustable, Sensing Generator Frequency, Time Delay Transfer, Time Delay Retransfer, Height 48 Inches, Width 30 Inches, Depth 13 Inches, For Use With Centurion And Dayton Standby Generators
Grainger Item # 3ZB16  
Price (ea.) N/A
Brand CENTURION  
Mfr. Model # 4984  
Ship Qty. 1  
Sell Qty. (Will-Call) 1  
Ship Weight (lbs.) 287.0  
Usually Ships** Discontinued  
Catalog Page No. 1091 catalog  
  This item has been discontinued and cannot be ordered online.
Some discontinued items may be available through your local branch. An alternate item(s) may be available online. See the Alternate Products tab below.
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Item Heavy Duty Automatic Standby Generator Transfer Switches
Max. Amps 400
Max. Voltage 600
Phase 1 or 3
NEMA Enclosure Type 12
Automatic Exerciser Yes
Number of Days 7
Sensing Line Failure Adjust.
Sensing Under Volts Adjust.
Sensing Generator Hz Yes
Time Delay Transfer Yes
Time Delay Retransfer Yes
Time Delay Neutral Yes
Height (In.) 48
Width (In.) 30
Depth (In.) 13
For Use With 3ZB10,3ZB11,2NJ78,2NJ79,2NJ80
Agency Compliance UL(1008)

** The "Usually Ships" reflects when an item is generally expected to ship from Grainger based on its stocking location. Real-time availability information will be shown during the checkout process and on the e-mail order confirmation (for U.S. and Puerto Rico - US customers only). Please allow additional delivery time for international orders.