Martindale, Model BZ101 Socket Tester 13A 230V ac CAT IV 300 V

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Subtotal (1 unit)*

£23.45

(exc. VAT)

£28.14

(inc. VAT)

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  • 16 unit(s) ready to ship
  • Plus 80 unit(s) shipping from 14 November 2025
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Calibration Options:

presentation
Martindale, Model BZ101 Socket Tester 13A 230V ac CAT IV 300 V RS Calibration
Calibration Type:
RSCAL
RS Stock No.
716-1082

Each

£76.22

(exc. VAT)

£91.46

(inc. VAT)

RS Stock No.:
719-0891
Mfr. Part No.:
BZ101
Brand:
Martindale
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Brand

Martindale

Current Rating

13A

Voltage

230V ac

Audible Alarm

Yes

Number of Pins

3

Wiring Check

Yes

Display Type

LED

Safety Category

CAT IV 300 V

Power Source

Mains

Dimensions

65 x 65 x 47mm

Height

47mm

Plug Type

Type G - British 3-pin

Maximum Operating Temperature

+40°C

Safety Category Voltage

300V

Safety Category Level

CAT IV

Model Number p

BZ101

Minimum Operating Temperature

-10°C

Length

65mm

Width

65mm

RoHS Status: Exempt

Buzz-IT Check Plug with Sounder Martindale BZ101


As with the Martindale classic check plug, this is a fast and easy way to test 13A sockets. Also incorporates audible indication of correct wiring for hard-to-locate sockets and can be used as a basic fuse finder.

Fast and safe indication of socket wiringThree bright LED's show wiring statusIncorporates audible indication of correct wiringFuse and trip finding, located when buzzer stopsFlame retardant ABS housing

Martindale Socket Testers


The Martindale socket tester is a state-of-the-art device with a current rating of 13AC and detecting voltage rating of 350VAC. It is a fast and easy way to test sockets. When plugged into a live socket, three neons light up indicating correct wiring, whilst one or more neon failing to light indicates wiring errors.
Caution:
This product is not suitable for testing sockets that are supplied via an isolating transformer.

Features and Benefits


Type G-British 3-pin plug
Three bright LED's show wiring status
Frequency range: 50Hz
Fast and safe indication of socket wiring
Incorporates audible indication of correct wiring
Fuse and trip finding, located when buzzer stops
Power supply: from mains
Open earth if earth resistance>50kohm nominal at 230V AC
Open neutral if Neutral resistance>50kohm nominal at 230V AC
Earth leakage <5mA on a correctly wired socket
Flame retardant ABS casing
Operating temperature ranges between -10°C and 40°C

Applications


Electrical systems
Commercial
Residential

Certifications


CE
BSEN61010
CAT II 300V

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