Top 20 Best Selling Electrical System Tools Tools & Equipment (2018)




Displays a battery’s specific gravity on an easy-to-read float; scale ranges from 1.100 to 1.300. Thermometer indicates what must be added or subtracted from the float reading to arrive at an accurate specific gravity reading for each battery cell. Flexib ... more info

The OTC Terminal Release Tool Set is a set of release picks used to free wires that are sleeved with locking type connectors from the connector plug housing. By gently inserting the appropriate release tool to depress the locking tab the individual wire s ... more info


Engage the tool tip behind the connector clip. Push or pull to disconnect. The tool is double-ended to fit different access angles. Works on Weather Pack and other automotive electrical connectors. ... more info


Designed and manufactured to match the form, fit, and function of the Original Equipment (OE) control unit for reliable operation. ACDelco offers a full line of Original Equipment Service Ignition System and Switch products that are ideal replacements fo ... more info



Designed to remove the battery cable clamp from the post without causing damage to the battery. Spring-loaded sharp jaws get under the clamp for a secure grip. ... more info

Female to Female Standard 4 millimeter banana plug adapter for connecting to 4 millimeter male to male banana jack leads. ... more info



AC Delco Switch Assembly is engineered to meet all the high standards set by the industry. It helps optimize engine performance by working with the vehicle’s electronics closely. This unit is put through a variety of tests under extreme and unusual condit ... more info

Viair 40 ampere four-post relay for all 12-volt applications. ... more info



The 2-piece electrical connector separator tool is designed to release locking tabs on electrical connectors, component connectors and wiring harness connectors. The fingers fit between the locking tab and the connector allowing the technician to safely r ... more info


OE Service Sensors/Relays/SwitchesACDelco offers a full line of Original Equipment Service Ignition System and Switch products that are ideal replacements for the worn equipment in your GM vehicle. With complete GM coverage and the peace of mind that come ... more info


CSG, Signal Generator, Dwyer Instruments, Inc. ... more info

OE Service Sensors/Relays/SwitchesACDelco offers a full line of Original Equipment Service Ignition System and Switch products that are ideal replacements for the worn equipment in your GM vehicle. With complete GM coverage and the peace of mind that come ... more info




OE Service Sensors/Relays/SwitchesACDelco offers a full line of Original Equipment Service Ignition System and Switch products that are ideal replacements for the worn equipment in your GM vehicle. With complete GM coverage and the peace of mind that come ... more info

127 Piece Heat Shrink Wire Wrap Assortment, Comes in Reusable Plastic Storage Case, Set Contains 7 Popular Sizes ... more info


OE Service Sensors/Relays/SwitchesACDelco offers a full line of Original Equipment Service Ignition System and Switch products that are ideal replacements for the worn equipment in your GM vehicle. With complete GM coverage and the peace of mind that come ... more info


Littelfuse Tri-Puller Fuse Puller is designed to protect the power distribution system of the vehicle. It is constructed from durable material that is corrosion and abrasion resistant. This fuse is a safe way of handling power fuses and features a new erg ... more info

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