Knife Switch with Screw Type Binding Posts - Single Pole, Double Throw. Great for classroom and laboratory experiments, the knife switch has a mounted screw type binding post for a solid electrical connection.

Feature Group
Keywords	7-913, Single Pole, Double Throw, electricity, electric, power, energy, science, education, science education, labware, demonstration, experiment,
International Data
HTS Code	8536509045
Country Of Origin	China
Product Code
UPC-12	795721144729

Single Pole, Double Throw; 4-1/2 x 2 1/2 x 1 .07lb

Product Code: 7-913

$2.79

Qty

0 reviews / Write a review

Specials

10 Gallon Aquarium

This strong tanks feature welded angle-iron frames, with a non-corrosive baked-on finish suitable fo..

$49.99 $99.99

12" Banana Plug (both ends)

Banana plugs are safe and easy for students to use. The connectors are soldered to the insulated lea..

$1.29 $1.49

12mm Beads- Plastic, 500ml

Plastic styrene beads for plastic column kit. For grades 6 to 12. Measures 12mm diameter by 500ml si..

$20.99 $49.99

25mm D x 75mm L x 200mm Tl, Nylon, dz

It is a good practice to replace your brushes regularly to prevent scratching your glass and plastic..

$5.99 $6.49

30ml Cap 50mm Rim Dia x 30mm Bottom Dia x 30mm H

The porcelain casserole is made to withstand high temperatures when used for melting or drying ingre..

$1.29 $1.64

36" Alligator Clip (both ends)

Alligator and banana clips are safe and easy for students to use. The connectors are soldered to the..

$1.79 $1.89

36" Alligator Clip (both ends)

Alligator and banana clips are safe and easy for students to use. The connectors are soldered to the..

$1.79 $1.89

3D Reindeer Craft Kit

A perfect cold and snowy day Christmas activity project! Simply pop out the precision cut 3D model..

$4.99 $9.99

3D Santa and Sleigh Craft Kit

A perfect cold and snowy day Christmas activity project! Simply pop out the precision cut 3D model..

$4.99 $9.99

6 Gallon Aquarium

Your classroom aquarium can serve many purposes but, above all, it should be thought of as an instru..

$39.99 $74.99

76mm White -20 To 110 Deg C - Clear

Thermometer, Red Alcohol, White Back, Total Immersion, -20 to 110 deg. C, 300mmL. A total immersion ..

$2.19 $2.34

A Jumble In The Jungle

Every page contains two pictures that seem to be identical but, in fact, contain a number of discrep..

$1.99 $2.99

Acids and Bases Kit

This kit allows learners to perform investigations on the properties of acids and bases. They also s..

$74.99 $149.99

Acrylic Equilateral Prism; 3" x 1"

Prisms are essential tools for teaching about light refraction and dispersion and come in a variety ..

$4.29 $4.74

Adaptation

Scales-Guppy (40x) • Dogfish (100x) • More Scales-Lizard(10x)/Bird(20x) • Frog Skin (160x) • Flight ..

$8.99 $9.50

Additional Game Mats/Markers/Die

Original games by the authors of the Fraction Bars™ program allow your students to have fun while le..

$7.99 $10.49

Advanced Geometry - Bingo Bus™

Get on Board the Bingo Bus™ ! The well-loved game of BINGO is transformed into fun topics for Math. ..

$15.49 $16.99

Adventures Around the Universe Shapemaker Fun

Each page in this booklet contains two pictures; one complete with transportation and one incomplete..

$1.79 $2.49

Air Pollution and Plant Health

Pore in Leaf Epidermis (430x) • Air Spaces Inside Leaf (480x) • Salt Particles from the Air (8400x) ..

$8.99 $9.50

Air Shape Ball 36

A great alternative to cage balls, air shape balls provide feather-light fun. Shapes float effortles..

$29.99 $39.99

Algebra - Bingo Bus™

Get on Board the Bingo Bus™ ! The well-loved game of BINGO is transformed into fun topics for Math. ..

$15.49 $17.99

Algebraic Thinking Games & Puzzles

Develop algebraic thinking and problem solving skills with these intriguing games and puzzles. Stude..

$19.99 $29.99

Amazing Animals

This book contains mazes of amazing animals, at different levels of difficulty. Enter the maze at th..

$1.99 $2.99

Amazing Buildings

This book contains mazes of famous buildings from around the world, at different levels of difficult..

$1.99 $2.99

Amphibians

Leopard Frog • Frog Eggs • Frog Tadpole- Late Gill Stage • Red spotted Newt • Salamander- Larval For..

$8.99 $9.50

Amusement Park Physics Game

Play the fast-paced game of Amusement Park Physics. Take a spin on the Tilt-a-Whirl, a hold on tight..

$11.99 $12.49

Ancient Life

Yellowstone • Brown Tide Algae • Stromatolite • Formminifera • Lichen- (3x) • Fungus - (1x0 • Ammoni..

$8.99 $9.50

Arithmetic is Fun Cross Puzzle- 2 Operation

This booklet contains arithmetic cross puzzles, which include the basic operations of addition and s..

$1.79 $2.49

Arithmetic is Fun Cross Puzzle- 4 Operation

This booklet contains arithmetic cross puzzles, which include the basic operations of addition, subt..

$1.79 $2.49

Aurelia-The Life Cycle

Planula stage (120x) • Hydroid form (17x) • Budding polyp (17x) • constrictions in polyp (17x) • Str..

$8.99 $9.50

Automatic Burrettes (25ml) With Assembly and Container (Amber)

Automatic burette with burette tip assembly and amber storage container. The burette tip is attached..

$49.99 $69.99

Automatic Burrettes (25ml) With Assembly and Container (Clear)

When using the automatic barrette with tip assembly, you will find that the bead valve allows contro..

$49.99 $69.99

Balancing Board with Green cover - 13.75”

These balancing boards are very suitable for balancing exercises and rehabilitation of both children..

$29.99 $34.99

Ballistics Car

An essential for demonstrating that the forward velocity of a ball ejected vertically is the same as..

$19.99 $22.99

Basic Set 3-D Aerial Transparencies, Set/4 (Basic)

Basic Set includes images of rivers, valleys, cliffs, alluvial fans, folded mountains, and the erosi..

$7.99 $9.99

Basic Torso Discovery Pack

Constructed of durable laminated vinyl, this colorful 3-D Torso model is ideal for class demonstrati..

$77.99 $109.99

Basic Torso Discovery Pack

Constructed of durable laminated vinyl, this colorful 3-D Torso model is ideal for class demonstrati..

$69.99 $99.99

Basketball Toss Game Set

Increase your throwing accuracy with these new, fun toss games. Colorful vinyl mats are supported by..

$14.99 $15.99

Beautiful Butterfly

This booklet contains simple drawings with clearly defined lines, that the child may color with mark..

$1.29 $1.79

Binary Fission

Paramecia - living (10x) • Paramecium - living(100x) • Paramecium- stained (100x) • Fission Begins (..

$8.99 $9.50

Black Natural Bristles 51mm D. x 152mm L. x 430mm Tl., DZ

Cylinder and bottle brush with bristle. Available in black color. Measures 51mm diameter by 152mm le..

$14.99 $16.99

Black Steel, Size 0, 100/pk

Insect Pins, Black Steel, size 0, 100/pk - 38mm. Insect pins are perfect for mounts and displays! Th..

$8.99 $11.99

Black Steel, Size 2, 100/pk

Insect Pins, Black Steel, size 2, 100/pk - 37mm. Insect pins are perfect for mounts and displays! Th..

$8.99 $11.99