LASB2-D2 ~ Square D LASB2-D2 Circuit Breaker Retrofill ~

by North American Switchgear Store

Contact for Quote: 800-909-3660 |

LAF-800 ~ NT08N1

LASB2-D2 Retrofill

Allis Chalmers LAF-800 Circuit Breaker Retrofill by Square D

Square D / MasterPact NT08N1 CTAAHH3AXBABXXXFXXW / TA2AAR64A3SXFXXXXA Retro-fill For LAF-800 Circuit Breaker

Masterpact NT08N1
Catalog Number TA2AAR64A3SXFXXXXA , (See Breakdown Below)
800 Amp
3 Pole
240 / 480 / 600V Rated
Manually Operated
Masterpact NT08N1 Circuit Breakers Currently Have The Following Accessory
MX/XF Schneider Electric / Square D S33661 Shunt Trip- 110/130 Volt AC/125 Volt DC
NAS can add any control voltage and motor accessory required

Micrologic 6.0P Trip Unit
Cat: S164N
800 Amp Rating Plug
LSIG Functions
Schneider Part 33593
Modbus Communications

Time Delay Current Limiting  Fuse
PN: A4BQ1200-TA
1200 Amp

Here is the NT08N1 breaker catalog breaker down. 

T- 3 Pole
A- Square D
2- 42kA
A- 800 amp
A- 800 amp Max
R- Drawout Breaker
6- Micrologic 6.0P
A- UL Plug "A"
3- Modbus
S- No PCM: Pipeline Current Mapper PCM
X- No Motor (However it can be added inquire within)
F- 100-130vAC/DC Shunt Trip (Or whatever voltage coil is required) MX/XF S33661
X- No Close Coil (However it can be added inquire within)
X- No Electrical Reset (However it can be added inquire within)
X- No Instantaeous UV/ Adjustable Time Delay / Fixed Time-Delayed UV / 2nd Shunt Trip
X- No Ready to Close / Low Level Ready To Close  Padlockable Push Button Cover / Mechanical Op Counter
A- Padlock


Square D / MasterPact CTAAHH3AXBABXXXFXXW NT08N1 Cradle Chasis 
800 Amp Max.
Used for Model NT08 Circuit Breakers
This is the basic Chassis for the Square D Masterpact NT08N1

Main Cradle/Chassis for the LAF-800 Masterpact Retrofill
Rated Max Voltage Frequency- 508 volt/60 Hertz
Rated Continuous Current- 800 amp
Rated SC Current 200kA Fused

Breaker and Cradles are also available separate.

*Retro-fill breakers come with switchgear doors*

Each used Retro-fill  Circuit Breaker will be Cleaned, Tested with Report and Backed by Our 1 Year Warranty.

Meggered, Ductored and Tested on Our High Current Primary Injection Test Set.

Click here to view our video

Standard lead time (1-3) days prior to shipping. If item is needed sooner please call or email.

Call 800-909-3660 or email with questions.

After hours emergency hotline 216-402-0507 or 216-570-2725

NASMC5510 ~ 6450B, B
NASMC5511 ~ 6450B, B
NASMC5512 ~ 6452B, A
NASMC5513 ~ 6452B, B
NASMC5514 ~ 6452B, B
NASMC5515 ~ 6451B, B
NASMC5516 ~ 6450B, B
NASMC5517 ~ 6452B, A
NASMC5518 ~ 6451B, B
NASMC5520 ~ 6451B, A
NASMC5521 ~ 6452B, B
NASMC5522 ~ 6451B, A
NASMC5523 ~ 6452B, A
NASMC5524 ~ 6451B, B

Cradles: NASPG26396 , NASPG26392 , NASPG26393 , NASPG26397 , NASPG26401 , NASPG26395 , NASPG26394 , NASPG26391 , NASPG26390 , NASPG26399 , NASPG26398 , NASPG26389 , NASPG26388 , NASPG26387 , NASPG26386   Location: Bay B B Shelfs

North American Switchgear, Inc. is an industry leader in the sale of new, used and out-of-production industrial circuit breakers, switchgear and associated parts.  Our Cleveland, OH facility spans over 300,000 square feet and houses over 13,000 low and medium voltage circuit breakers from all major manufacturers.  Aside from the sale of circuit breakers, switchgear and replacement parts, NAS also offers equipment recondition and repair services.  For more information please visit our website at, call 800-909-3660 or email



 Visit our website