Skip to content
BIG FRIGGIN DEALS: One Big Deal. One Day Only. Shop Todays Offer >
Northern Tool Equipment Logo TextNorthern Tool Equipment Logo text link to Home.

2×Free Gift Card on All Orders Over $100 See Details

Use Promo Code 289806

Free Gift Card Details

$100 Order

Original price:
 $10 
Current price:
$20
gift card

$250 Order

Original price:
 $25 
Current price:
$50
gift card

$500 Order

Original price:
 $50 
Current price:
$100
gift card

$1000 Order

Original price:
 $100 
Current price:
$200
gift card
  • The promo code 289806 must be entered on the Shopping Cart page.
  • To qualify for this offer, your order subtotal must equal $100 or more. Excludes gift cards, free item offers, warranties, Advantage memberships, tax and shipping.
  • Free gift cards will be issued in the form of e-gift cards only, not physical gift cards.
  • E-gift cards will be sent to the email address used in your billing address when your order ships or is picked up.
  • Free e-gift cards expire .
  • Promo code not valid on prior purchases or on Honda and STIHL products and cannot be combined with other promotional offers.
  • Valid online and in participating retail stores.
  • Limited-time offer. Subject to change without notice.
Print

Triplett TRMS Manual Ranging Digital Multimeter — AC/DC Voltage, AC/DC Current, Resistance, Temperature, Continuity, Diode Test, Model# MM300

Item# 5959157
Triplett TRMS Manual Ranging Digital Multimeter — AC/DC Voltage, AC/DC Current, Resistance, Temperature, Continuity, Diode Test, Model# MM300

This is a carousel with one large zoomable image and a track of thumbnails on the left. Select any of the thumbnail buttons to change the zoomable image on the right. If a thumbnail is a video or 360 degree image thumbnail, or the last thumbnail in the list, the button will open the product media modal.

Triplett TRMS Manual Ranging Digital Multimeter — AC/DC Voltage, AC/DC Current, Resistance, Temperature, Continuity, Diode Test, Model# MM300

Click or Tap image to Zoom

$32.99

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
  • True RMS provides better accuracy when measuring non-sinusoidal or noisy waveforms
  • Measures AC/DC Voltage and Current, Resistance, Temperature, Diode, Continuity, and 1.5V/9V Battery Test
  • Data Hold
  • Auto power off
  • Low battery indicator

See full description

  • Description

  • Key Specs

  • Reviews

  • Q & A

  • Warranty

  • Compare

Product Summary

The Triplett MM300 is a manual ranging 3-1/2 digit (2000 count) True RMS compact digital multimeter. True RMS provides better accuracy when measuring non-sinusoidal or noisy waveforms. It measures AC/DC Voltage, AC/DC Current, Resistance, Temperature, Battery Test (1.5V 9V), Continuity and Diode Test. It features Data Hold, Auto power off, and a low battery indicator. With a CAT III 600V safety rating, the MM300 is well suited for a variety of commercial and residential applications such as security, home theater, electrical, HVAC installations and more. Includes test leads and (3) AAA batteries. 1-year warranty.

What's Included

    (1) TRMS Manual Ranging Digital Multimeter

Features + Benefits

  • True RMS provides better accuracy when measuring non-sinusoidal or noisy waveforms
  • Measures AC/DC Voltage and Current, Resistance, Temperature, Diode, Continuity, and 1.5V/9V Battery Test
  • Data Hold
  • Auto power off
  • Low battery indicator
  • CAT III 600V safety category
  • Includes test leads and (3) AAA batteries
  • 1-year warranty
  • Includes Test leads and (3) AAA batteries

Key Specs

AttributeSpecification

item#

5959157

Brand

Triplett

Manufacturer's Warranty

1 year limited warranty

Ship Weight

0.7 LB

Functions (qty.)

8

Display Type

LCD

Circuit or Voltage Tester

Voltage Tester

Max. DC Volts

600

Max. AC Volts

600

Max. AC Amps

10

Max. DC Amps

10

Max. Resistance

2

Battery Size

AAA

Low Battery Indicator

Yes

Battery Type

AAA

Battery Included

Yes

Accuracy

0.008
AttributeSpecification

Measures

Measures AC/DC Voltage and Current, Resistance, Temperature, Continuity

Max. Temperature

2,000 °F

Case Included

No

Common Usage

Measures AC/DC Voltage and Current, Resistance, Temperature, Continuity

Auto On/Off

Yes

Water Resistant

No

Power Source

Battery

Live Circuit Detection

No

UL Listed

No

Calibration Certificate Included

No

Max. Ohms

2

Material

Plastic

Application

Suited for a variety of commercial and residential applications such as security, home theater, electrical, HVAC installations and more

Includes

Includes Test leads and (3) AAA batteries

Product Weight

0.7000 lb

Dimensions L x W x H (in.)

8.0 x 2.0 x 9.75 in

Reviews

Questions & Answers

Questions

Warranty

Manufacturer's Warranty

1 year limited warranty

Recently Viewed Items

This is a carousel with auto-rotating slides. Activate any of the buttons to disable rotation. Use Next and Previous buttons to navigate, or jump to a slide with the slide dots.