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Meters & Gauges

100:5 Amp CT / Donut used with 100A panel meters, etc.

100:5 Amp CT / Donut used with 100A panel meters, etc.

Part #: 2RL101
$24.95
This quality current transformer (CT) is rated 50-400HZ and 100 amps with a 100:5 ratio common to most AC amp meters. Use on systems up to 600 volts AC. The center hole of the donut is slightly over... more info
300 volt, 3 1/2" Panel meter for Onan Generator, etc.

300 volt, 3 1/2" Panel meter for Onan Generator, etc.

Part #: 250344RXRX
Quality Yokogawa Panel Meter 300 volt scale, 3 1/2" Panel meter for Onan, Kohler Generator, etc. Will work to replace Kohler p/n 283716, 287711, also  ST90300V300V,  etc WARNING: To be... more info
This part serves as a replacement to the obsolete (no longer available) Yokogawa panel meter.Click here for possible replacement
600 volt, 3 1/2" Panel meter for Onan Generator, etc.

600 volt, 3 1/2" Panel meter for Onan Generator, etc.

Part #: 250344SJSJ
Quality Yokogawa Panel Meter 600 volt scale, 3 1/2" Panel meter for Onan Generator, etc.  For 380V, 480V, or up to 600VAC applications.  Replaces  ST90600V600V as well. WARNING:... more info
80:5 Amp CT / Donut used with 80A panel meters, etc.

80:5 Amp CT / Donut used with 80A panel meters, etc.

Part #: 2RL800
This quality current transformer (CT) is rated 50-400HZ and 80 amps with a 80:5 ratio common to most AC amp meters. The center hole of the donut is slightly over 1 inch. Use on systems up to 600... more info
ACC0034 Amp Meter

ACC0034 Amp Meter

Part #: ACC0034
$52.44
Amp Meter, 400A, 3.5" more info
ACC0035 Meter, Hertz

ACC0035 Meter, Hertz

Part #: ACC0035
$92.15
Meter, Hertz 45-65 240V 3.5" more info
ACC0036 Volt Meter 3.5" 0-300 VACACC0036 Volt Meter 3.5" 0-300 VAC

ACC0036 Volt Meter 3.5" 0-300 VAC

Part #: ACC0036
$52.44
Volt Meter 3.5" 300V input 0-300 scale more info
ACC0036.5 Volt Meter 3.5" 300V input 0-600 scale

ACC0036.5 Volt Meter 3.5" 300V input 0-600 scale

Part #: ACC0036.5
$52.45
Volt Meter 3.5" 300V input 0-600 scale more info
ACC0037 Meter, Panel 600V, 3 1/2"ACC0037 Meter, Panel 600V, 3 1/2"

ACC0037 Meter, Panel 600V, 3 1/2"

Part #: ACC0037
$52.44
Volts, 0-600VAC 3.5 Replaces Yokogawa # 250344SJSJ.  more info
ACC0037.5 Amp Meter, 75 Amp

ACC0037.5 Amp Meter, 75 Amp

Part #: ACC0037.5
$52.45
Amp Meter, 75 Amp more info
ACC0038, Amp Meter 3.5" 100 Amp

ACC0038, Amp Meter 3.5" 100 Amp

Part #: ACC0038
$52.44
Quality panel meter must be used with a 100:5 ratio current transformer (CT). These (CT's) are commonly called "donuts", since they are shaped like a donut (round with a hole... more info
ACC0038.5 Amp Meter, 150 Amp

ACC0038.5 Amp Meter, 150 Amp

Part #: ACC0038.5
$49.95
Amp Meter, 150 Amp more info
ACC0039 Amp Meter, 3.5" 200A

ACC0039 Amp Meter, 3.5" 200A

Part #: ACC0039
$52.44
Amp Meter - 3.5" 200 Amp 0-200 Scale more info
ACC0040 Amp Meter 3.5" 300 Amp

ACC0040 Amp Meter 3.5" 300 Amp

Part #: ACC0040
$52.44
Amp Meter 3.5" 300 Amp more info
ACC0041 Amp Meter

ACC0041 Amp Meter

Part #: ACC0041
$49.95
Amp Meter 3.5" 500 Amp more info
ACC0042 Amp Meter

ACC0042 Amp Meter

Part #: ACC0042
$49.95
Amp Meter 3.5" 600 Amp more info
ACC0043 Amp Meter

ACC0043 Amp Meter

Part #: ACC0043
$49.95
Amp Meter 3.5" 1000 Amp more info
ACC0044 Meter, Hertz

ACC0044 Meter, Hertz

Part #: ACC0044
$79.95
Hertz 45-65 120V 3.5" Replaces Yokogawa # 254350AJAJ.  more info
CT Donut 1.1" 75:5

CT Donut 1.1" 75:5

Part #: 2RL750
See equal replacement hereClick here for possible replacement
CT Donut 1.5" 500:5

CT Donut 1.5" 500:5

Part #: 5RL501
500A:5A Current Transformer 1.5" Opening in the center This part is no longer available, you can see other options here more info
CT Donut 2.5" 400:5

CT Donut 2.5" 400:5

Part #: 7RL401
$39.95
Note:  This part has been discontinued, but we have qty 1 remaining in stock.  Once it is gone, we recommend CTD400L48 as a suitable replacement.  more info
CT Donut 2.5" 500:5

CT Donut 2.5" 500:5

Part #: 7RL501
500A:5A Current Transformer 2.5" Opening in the center   This item is no longer available, please see other options here more info
CT546200L48 CT, 200:5, 200A, 1.1 inch ID

CT546200L48 CT, 200:5, 200A, 1.1 inch ID

Part #: CT546200L48
$29.97
CT, 200:5, 200A, 1.1 inch ID more info
Current Transformer 1000:5 Amp w / 2.25" Hole

Current Transformer 1000:5 Amp w / 2.25" Hole

Part #: CTA1000L48
$36.95
CT, 1000:5 Donut with 2.25" Hole more info
Current Transformer 100:5 Amp CT

Current Transformer 100:5 Amp CT

Part #: CT546100L48
$32.83
CT, 100:5, 100A, 1.1inch ID more info
Current Transformer 150:5 Amp 1.1" ID

Current Transformer 150:5 Amp 1.1" ID

Part #: CT546150L48
$29.97
CT, 150:5, 150A, 1.1inch ID more info
Current Transformer 300:5 Amp 1.1" ID

Current Transformer 300:5 Amp 1.1" ID

Part #: CT546300L48
$29.97
CT, 300:5, 300 Amp, 1.1inch ID more info
Current Transformer 300:5 Amp, 1.1" IDCurrent Transformer 300:5 Amp, 1.1" ID

Current Transformer 300:5 Amp, 1.1" ID

Part #: 2RL301
$24.95
If out of stock, see other options here Note:  Once this CT is gone, we will no longer be able to get this brand again. CT Donut 1.1" ID, 300:5Amp  more info
Current Transformer 400:5 Amp CT

Current Transformer 400:5 Amp CT

Part #: CTD400L48
$39.95
CT, 400:5 Donut with 1.5" Hole Replaces these parts:  2RL401 - 1.1 ID, 400:5 5RL401 - 1.5 ID, 400:5 7RL401 - 2.5 ID, 400:5 more info
Current Transformer 600:5 Amp, 2.5" ID

Current Transformer 600:5 Amp, 2.5" ID

Part #: 7RL601
$52.18
CT Donut 2.5" ID, 600:5Amp If out stock, see other options  here Note:  Once this CT is out of stock, we will no longer be able to get this brand. more info
Current Transformer 75:5 Amp CT

Current Transformer 75:5 Amp CT

Part #: CT546075L48
$29.97
CT / Donut 75:5 Amp for 75A panel meters, etc. more info
Current Transformer 800:5 Amp w/ 2.25" Hole

Current Transformer 800:5 Amp w/ 2.25" Hole

Part #: CTA800L48
$44.80
CT, 800:5 Donut with 2.25" Hole more info
Current Transformer 800:5 Amp with 2.88" Hole

Current Transformer 800:5 Amp with 2.88" Hole

Part #: CTC800L48
$47.95
CTC800L48 - 800:5 Amp CT / Donut with 2.88" Hole more info
Current Transformer, 150:5 Amp CT

Current Transformer, 150:5 Amp CT

Part #: 2RL151
CT Donut 1.1" 150:5 This item is no longer available, you can see other options here . more info
Current Transformer, 500:5 Amp 2.25" ID

Current Transformer, 500:5 Amp 2.25" ID

Part #: CTA500L48
$45.35
500:5 Amp CT / Donut with 2.25" Hole more info
Current Transformer, 50:5 Amp CT

Current Transformer, 50:5 Amp CT

Part #: 2RL500
CT Donut 1.1" 50:5 This part is no longer available, you can see other options  here . more info
Current Transformer, 50:5 Amp, CT

Current Transformer, 50:5 Amp, CT

Part #: CT546050L48
$29.97
CT, 50:5, 50A, 1.1inch ID more info
Current Transformer, 600:5 Amp 2.25" ID Hole

Current Transformer, 600:5 Amp 2.25" ID Hole

Part #: CTA600L48
$38.95
CT, 600:5Amp with 2.25" Hole more info
Current Transformer, 600:5 Amp, 1.5" ID

Current Transformer, 600:5 Amp, 1.5" ID

Part #: 5RL601
$34.95
CT Donut 1.5" ID, 600:5Amp  If out stock, see other options here Note:  Once this CT is out of stock, we will no longer be able to get this brand. more info
Current Transformer, 750:5 Amp CT

Current Transformer, 750:5 Amp CT

Part #: 7RL751
$45.95
CT Donut 2.5" 750:5 more info
Current Transformer, 800:5 Amp, 1.5" ID

Current Transformer, 800:5 Amp, 1.5" ID

Part #: 5RL801
CT Donut 1.5" ID, 800:5 Amp This item is no longer available, you can see other options  here . more info
Current Transformer, 800:5 Amp, 2.5" ID

Current Transformer, 800:5 Amp, 2.5" ID

Part #: 7RL801
CT Donut 2.5" 800:5 This item is no longer available, you can see other options  here . more info
Current Transformer, 80:5 Amp CT

Current Transformer, 80:5 Amp CT

Part #: CT546080L48
$24.95
80:5 CT / Donut, 80Amp, 1.1 inch ID more info
Current Transformers, 50:5 Amp CT

Current Transformers, 50:5 Amp CT

Part #: AL500
CT Donut 1" 50:5 for 50 amp This item is no longer available, you can see other options here . more info
Hertz / Frequency Panel Meter 3 1/2" 110 - 120V

Hertz / Frequency Panel Meter 3 1/2" 110 - 120V

Part #: 254350AJAJ
Panel Meter to measure AC frequency (hertz meter) for generators, etc. Only accurate on applications from 110 - 125 volts AC. Contact us if you are not sure. Quality Yokogawa brand is used on Onan... more info
Hertz / Frequency Panel Meter 3 1/2" 220 - 240V

Hertz / Frequency Panel Meter 3 1/2" 220 - 240V

Part #: 254350DJDJ
Panel Meter to measure AC frequency (hertz meter) for generators, etc. This will only be accurate from 220 - 250 volts. Do NOT buy this for 200 - 208 volt application. Contact us. Quality Yokogawa... more info
Hour Meter, 12V, 24V, 32V, 36V (10-80 VDC) Round 2"

Hour Meter, 12V, 24V, 32V, 36V (10-80 VDC) Round 2"

Part #: HMT40A45
$26.51
Round Hour Meter, 10-80VDC fits 2" hole.  1/4" quick connect terminals on the back.  Works great on 12V, 24V, 32V, 36V, and 48V battery systems.  No tools or screws... more info
Hour Meter, Rectangular for 12V 24V 36V 48V (10-80VDC)

Hour Meter, Rectangular for 12V 24V 36V 48V (10-80VDC)

Part #: HMT41E45
$29.97
This quality Hour Meter is a direct replacement for many OEM brands.  If out of stock, part #  HM40979  can be used as a replacement.  However, if you have a 36 Volt... more info