Push Button Breakers
NOTE: Electrical Circuit Breakers are not returnable.

Pushbutton Circuit Breaker
5 amp
(CBK) MS22073-5
Klixon pushbutton circuit breaker. 5 amp. 1.07" x 0.738" x 2.3" behind panel depth. 1/2"D hole mount. Alt. P/N: 7274-11-5.
*** SOLD OUT ***
Wood Electric Pushbutton Breaker
5 amp
(CBK) MS25017-5
Wood electric 5 amp pushbutton breaker. 2 3/16" x 3/4" x 2 1/2"H. 1 13/16" mount centers.
$18
Circuit Breaker - Snap-in
2 amp / 32v DC / 250v AC
(CBK) W28-XQ1A-2
Potter & Brumfield circuit creaker - snap-in. 2 amp, 250v AC / 32v DC, 50-60Hz. +60°C max / -20°C minimum temperature. 1 pole, thermal, terminal type and quantity: 1/4" quick disconnect (male) two. 2.095"L x 0.625"H x 0.760"W.
$4 each - $3.50 (6+)
Pushbutton Circuit Breaker
1 amp / 250v DC / 50v AC
(CBK) KD1-1
Heinemann Electric Company pushbutton circuit breaker. Push-to-reset. 1 amp, 50v AC / 250v DC, 1 pole, 1/4" spade QC, termination. 2.177" full length, 0.616" diameter of body, 0.741" diameter of top. 0.62" outter diameter mounting hole.
$7.95 each - $7 (3+)
Pushbutton Circuit Breaker
7 amp / 50v DC / 250v AC
(CBK) KD1-7
Heinemann pushbutton circuit breaker. 7 amp, 50v DC, 250v AC. Fits 5/8"D hole. 1/4" spade "QC" terminals.
$4.50 each - $4.15 (10+), $3.90 (25+)
Klixon Aviation Circuit Breaker
1 pole / 30v DC
(CBK) D6755-1-1/2
Klixon aviation circuit breaker. 1 pole, 30v DC. Panel mount, 1/4" bushing L. Manual reset. Red pushbutton actuator. Made in U.S.A. DC8813. NOS.
$23
Pushbutton Circuit Breaker
10 amp / 250v AC Max / 50v DC Max
(CBK) W58-XB1A4A-10
Potter & Brumfield pushbutton circuit breaker. 10 amp, 250v AC max, 50v DC max. 1-3/8" x 5/8", 2" behind panel depth. 7/16" mounting hole required. Spade terminals.
$7 each - $6 (6+)
Pushbutton Circuit Breaker
15 amp / 250v AC
(CBK) 45-000-PH-15
E-T-A pushbutton breaker. 15 amp, 250v AC. Push to reset. New, surplus. Made in Germany. NSN: 5925-00-030-4942.
$4 each - $3 (25+)
Aircraft Circuit Breaker
35 amp
(CBK) 4RC1A-35
Klixon aircraft circuit breaker. 35 amp. 2-1/8" x 3-3/4" x 4-3/4"H. Alt. P/Ns: AC35A39346. LS10072D35A.
$450 each
Thermal Circuit Breaker Overload
200 amps / 30v DC
(CBK) PGM-200
Klixon thermal circuit breaker overload. 200 amps, 30v DC. 7855 Series - Aircraft. 2-1/8" x 4". 3/8" stud terminals. 1" x 3-1/2" mounting centers.
$125 each - $115 (3+), $109 (12+), $97 (50+)
Klixon Panel Bushing Mount Pushbutton Circuit Breaker
5 amp
(CBK) D6761-1-5
Klixon panel bushing mount pushbutton circuit breaker. 5 amp. Requires 1/2" opening. 1.07" x 0.738" x 2.3" behind panel depth.
$12 each
Circuit Breaker
5 amp / 200v Per Pole / 3 Pole / 400 Hz
(CBK) MS14154-5
Texas Instruments circuit breaker. 5 amp, 200v per pole, 400 Hz. 3 pole. Time delay 4 second minimum at 200% and 20 amp maximum. 1/2" panel hole; 8-32 pan head phillips terminal screws. 1.84" wide x 0.781" high x 1.381" depth behind panel.
$85 each
Circuit Breaker
8 amp
(CBK) W58-XB1A4A-8
Potter & Brumfield hole mount circuit breaker. 8 amp. 250v AC, 50v DC. Spade terminals. 1-3/8" x 5/8", 2" behind panel depth. 7/16" mounting hole required.
$5 each - $4.25 (6+)
Pushbutton Circuit Breaker
10 amp
(CBK) AN3161P-10
Mechanical Products pushbutton circuit breaker. 10 amp. 0.75" x 2.18" x 1.98" deep. 1.78" mounting centers.
$12 each - $10 (6+)
Mechanical Products Inc. Circuit Breaker
5 amp
(CBK) 49B6768-5
Mechanical Products Inc. circuit breaker. 5 amp. 1.81" front face mounting centers. 3/4" x 2-1/8" x 2" deep.
$25 each - $22 (5+)
Mechanical Products Inc. Circuit Breaker
10 amp
(CBK) 49B6768-10
Mechanical Products Inc. circuit breaker. 10 amp. 0.556" x 2.19" x 1.75" deep.
$15 each
Mechanical Products Inc. Circuit Breaker
15 amp
(CBK) 49B6768-15
Mechanical Products Inc. circuit breaker. 15 amp. 1-13/16" c-c mount holes. 0.548" x 2.19" x 1.8" deep. Alt P/N: MP82AE.
$10 each
Mechanical Products Inc. Circuit Breaker
20 amp
(CBK) 49B6768-20
Mechanical Products Inc. circuit breaker. 20 amp. 0.545" x 2.18" x 1.81" deep. Alt P/N: MP83AE.
$20 each
Square D Circuit Breaker
5 amp
(CBK) AN3161P-5
Square D circuit breaker. 5 amp. 1-7/8" mounting centers. 0.556" x 2.07" x 1.745" deep. Used.
$5 each
Mechanical Products Inc. Circuit Breaker
20 amp
(CBK) AN3161P-20
Mechanical Products Inc. circuit breaker. 20 amp. 0.552" x 2.18" x 1.77" deep. Alt P/N: MP63.
$20 each
Mechanical Products Inc. Circuit Breaker
25 amp
(CBK) AN3161P-25
Mechanical Products Inc. circuit breaker. 25 amp. 0.750" x 2.18" x 1.97" deep. Alt P/N: MP64.
$25 each - $21 (3+)
Mechanical Products Inc. Circuit Breaker
50 amp
(CBK) AN3161P-50
Mechanical Products Inc. circuit breaker. 50 amp. 1.80" c-c mounting centers. 3/4"W x 2-3/16"H x 2" deep.
$15 each
Erno MBB Circuit Breakers
(CBK) 96122027
Erno MBB circuit breaker from Space Lab project. Spade terminals. 3 amp. 3/4" x 2-1/4" x 1-5/8" behind. Mounts in 0.45"D hole.
$10 each
Erno MBB Circuit Breakers (cont'd)
(CBK) 96122017
Erno MBB circuit breaker from Space Lab project. Spade terminals. 5 amp. 3/4" x 2-1/4" x 1-5/8" behind. Mounts in 0.45"D hole.
$10 each

(CBK) 96122027/8
Erno MBB circuit breaker from Space Lab project. Spade terminals. 8 amp. 3/4" x 2-1/4" x 1-5/8" behind. Mounts in 0.45"D hole.
$10 each

(CBK) 96122025
Erno MBB circuit breaker from Space Lab project. Spade terminals. 2.5 amp. 3/4" x 2-1/4" x 1-5/8" behind. Mounts in 0.45"D hole. Alt. P/N: PM1A011082C1.
$10 each
Push Button Breakers
(CBK) W58-XB1A4A-6
6 amp, 250v AC, 50v DC push button breaker. Mounts in 7/16" hole. Used / removed. A1 condition.
$4 each
Push Button Breakers (cont'd)
(CBK) W58-XB1A4A-5
5 amp, otherwise same as left.
$5 each
Circuit Breaker - Push / Pull
7-1/2 amp / 3 Pole / 400 Hz
(CBK) MS14154-71/2
Mechanical Products circuit breaker. Push / pull. 7-1/2 amp, 3 pole, 400 Hz. 3/4" x 1-7/8" x 1-1/2" deep. Alt. P/N: 4330-001-705. Collins P/N: 214-9000-280.
$83 each
Circuit Breaker
12 Amp / 240v AC / 28v DC
(CBK) 45-700-IG1-P10
12 amp, 240v AC, 28v DC. Panel mounts in 3/8" hole. E-T-A spade / QD.
$4 each - $3 (25+)
Fuseholder Type Circuit Breaker
15 amp / 250v AC / 32v DC
(CBK) W28-XQ1A-15
Potter & Brumfield fuseholder type circuit breaker. 15 amp, 250v AC or 32v DC, 2 - 15 second trip time. Fits 9/16" x 11/16" hole. Spade / QD terminals.
*** SOLD OUT ***
Aircraft Circuit Breaker
25 amp / 120v AC / 28v DC
(CBK) MS25244-25
25 amp, 28v DC, 120v AC. Pushbutton reset. Screw terminals. 6,000 amp momentary overcurrent. 11/16" x 1-1/16" x 2-1/4".
*** SOLD OUT ***
Weber Snap-In Breakers
(CBK) T11-611R-1.5
1.5 amp, 240v AC. Swiss made mini breaker fits 7/16" x 7/8" hole. Spade / QD terminals. Gray body, red button.
$3 each - $2.50 (6+), $2.25 (25+)

(CBK) T11-611R-3.0
3.0 amp, 240v AC. As above but black body and button.
$3 each - $2.50 (6+), $2.25 (25+)
KLIXON
5 amp / 120v AC / 28v DC / 3 Pole
(CBK) 7276-101-5
5 amp, 28v DC, 120v AC. 3 pole or 3 phase. One tripped circuit takes all. Pushbutton reset. Screw terminals. 5000 amp momentary overcurrent. 3/4" x 2" x 3-1/4".
$75 each
Aircraft Circuit Breaker
5 amp / 32v DC
7MC1-3-5
Texas Instruments push button aircraft circuit breaker. 5 amp, 32v DC. 1.78" x 0.656". 3/8" bushing mount. Curve 3.
Collins P/N: 260-4063-370.
$35 each
Aircraft Circuit Breaker
20 amp / 400 Hz
7MC1-202-20
Texas Instruments push button aircraft circuit breaker. 20 amp, 400 Hz. 1.78" x 0.658". 3/8" bushing mount. Curve 202. Collins P/N: 260-4063-360.
$125 each