75900 LITTELFUSE | Alldatasheet
Document overview
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Technical content
© 2018 Littelfuse Commercial Vehicle Products Rev: 122018 littelfuse.com Product Datasheet
75900 DOUBLE POLE SERIES HIGH AMP MASTER DISCONNECT SWITCH
- Controls two systems, or it can be used to disconnect both positive and negative of the same circuit (which is required in some countries.)
- Contact ratings: 125A continuous, 750A intermittent. 75907: 300A continuous, 750A intermittent.
- Silver contact surfaces. Epoxy-sealed and gasket-sealed.
- Both poles are separately insulated.
- Compatible with Littelfuse lock-out kits.
- 3/4”-16 thread. Fits panels up through 1/4” (6.4mm).
- O-ring seal in mounting stem; gasket seal at terminal insulator. Epoxy seal at case, mounting stem and locating pin. Specifications Overview Mounting Torque: 20ft lbs (27 Nm) Stud Torque: 4.4 to 7.4 ft lbs (6-10Nm)) Operating Temp: -40° C to + 85° C Housing: Heavy Duty Plated Steel Accessories
- Compatible with lock-out kits 24505, 24505-01, 24505-02, 24505-03, and 24505-04
- Indexed Faceplate 82065-02
- Replacement Lever: 80101-B. Datasheet Replaces Hotfeed Number D-606
Description
Littelfuse Double Pole Master Disconnect Switches will disconnect the battery and the alternator or generator field circuit. Each pole handles 125A (continuous) at up to 36V DC. The Double Pole Master Disconnect Switches include four 3/8” -24 stud terminals, lockwasher and two brass hexnuts per stud. Web Resources Download 2D print and technical resources at: littelfuse.com/75900
Ordering Information
Visit Littelfuse.com for the most up-to-date product information. Littelfuse products are designed for specific applications and should not be used for any purpose (including, without limitation, automotive applications) not expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse product documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse product documentation.
75907 DPST 75904-01 DPST
PART NUMBER PACKAGING OPTIONS DESCRIPTION TERMINALS 75903 — DPST, 125A continuous at 12V DC. Also available 75904, with silver contacts. Two 3/8 copper Studs Two 10-32 Studs 75904 Boxed DPST, 125A continuous at 12V DC. Weather-resistant. Two 3/8 copper Studs Two 10-32 Studs 75904-01 Boxed DPST, 125A continuous at 12V DC. Weather-resistant. Two 3/8 copper Studs Two 10-32 Studs 75904-02 Boxed DPST, 125A continuous at 12V DC. Weather-resistant. Two 3/8 copper Studs Two 10-32 Studs 75904-10 — DPST, 175A continuous at 36V DC Two 3/8 copper Studs Two 10-32 Studs 75904-12 — DPST, 175A continuous at 36V DC Two 3/8 copper Studs Two 10-32 Studs
75907 Boxed DPST, 300A continuous at 12V DC Two 3/8 copper Studs
75912 Boxed DPST, 125A Continuous at 12V DC, 750 Intermittent Two 3/8 copper Studs
M-290 Boxed DPST, 175A continuous at 36V DC Two 3/8 copper Studs Two 10-32 Studs M-290-01 Boxed DPST, 175A continuous at 36V DC Marine Grade Two 3/8 copper Studs Two 10-32 Studs M-290-05 Boxed DPST, 175A continuous at 12V DC. UL & CE. Two 3/8 copper Studs Two 10-32 Studs