CATALOG NUMBER 15 This Big Switch comes with a lock-out bracket which enables a padlock to be inserted in the “OFF” position to comply with OSHA lock-out/tag-out regulation 1910.147. This prevents theft and accidental activation during equipment maintenance. MASTER DISCONNECT SWITCH FR1044 THE BIG SWITCH W/ LOCK-OUT AND XL TERMINALS The Big Switch is a heavy-duty Battery Disconnect Shut-off Switch with increased terminal space rated at 250 Amps continuous service and 2500 Amps for 5 second intervals (12V/24V). The Big Switch is manufactured with silver plated electrical contacts and with a completely sealed, waterproof design, is able to withstand the most severe operating conditions.
HD BATTERIES AUTO – LIGHT TRUCK – THERMO KING BATTERIES Free Replacement Warranty Group 31 Batteries Group P/N CA @ 32° CCA @ 0° F Mount Warranty Res. Cap Min. Core Grp. 31 DEK1131MF 1140 950 Top Stud 24 mo. 175 31 31 DEK1131PMF 1140 950 Top Post 24 mo. 175 31 31 DEK31S925 1135 925 Stud 18 mo. 170 31 31 DEK31P925 1135 925 Post 18 mo. 170 31 AGM- Commercial 31 DEK9F31 1050 925 Top Stud 36 mo. 190 31 Auto - Light Truck - Thermo King Batteries Core Group AA Group P/N CA @ 32° CCA @ 0° F Mount Warranty Res. Cap Min. 12-VOLT ULTIMATE ADVANCED GENERATION 48 DEK748MF 900 730 Top Post 30 mo. 120 65 DEK765MF 885 750 Top Post 30 mo. 140 12-VOLT GOLD 65 DEK665MF 1035 875 Top Post (Ford) 24 mo. 150 94R DEK694RMF 910 765 Top Post 24 mo. 135 EAST PENN Part # Color Length DEK04362 Red 7” DEK04363 Black 7” DEK04364 Red 14” DEK04365 Black 14” DEK04662 Red 21” DEK04663 Black 21” PHILLIPS Part # Color Length PH 9-371* Clear 26” PH 9-350 Clear 8” PH 9-360 Clear 17” PH 9-361* Clear 17” • Attached protective caps to seal connection • Fits up to 3/8” stud P/N DEK9F31 P/N DEK665MF MIDWESTWHEEL.COM MEMBER KANSAS CITY 5801 E. Front St. Main ....(816) 471-1552 Parts....(800) 821-7402 JOPLIN 2424 Stephens Blvd. Main ....(417) 717-6022 Parts....(866) 318-9111 SPRINGFIELD 812 Lillian Dr. ∙ Strafford, MO Main ....(417) 429-2476 Parts....(800) 785-3705 SIOUX CITY 1819 4th St. Main ....(712) 252-7969 Parts....(800) 943-3534 CEDAR RAPIDS 200 50th Ave. S.W. Main ....(319) 365-4453 Parts....(800) 332-5435 DES MOINES 1436 E. Ovid Ave. Main ....(515) 265-1491 Parts....(800) 888-0248 CLEAR LAKE 840 Hwy. 18 W. Main ....(641) 357-7101 Parts....(800) 397-5630 DAVENPORT 8502 Northwest Blvd. Main ....(563) 322-2671 Parts....(800) 553-1886 OMAHA 9770 S 142nd Street, Suite 1 Main ....(531) 239-3050 Parts....(800) 322-8757 NEBRASKA IOWA MISSOURI December 1, 2025 (15Flaming River Battery Disconnect) P/N DEK1131MF OVERMOLD HARNESS ASSEMBLIES 18 MONTH WARRANTY Group 31 Batteries P/N Mount CCA @ 0 Res. Cap Min. PUR31S-1000 Stud 1000 190 PUR31A-1000 Post 1000 190 PUR31S-925AGM Stud 925 205 PUR31S-750HC Stud 750 190 HEAVY-DUTY BATTERY DESIGNED FOR SEVERE DUTY TRUCKS AND EQUIPMENT *While Supplies Last • Made with 2/0 PVC starter cable • Use only the closed top nut (item DEK05419 or DEK00574).
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