Martindale PD440SRDX Proving Unit 200mA 440 V ac/dc

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Subtotal (1 unit)*

R 2 964,17

(exc. VAT)

R 3 408,80

(inc. VAT)

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  • Plus 5 unit(s) shipping from 23 February 2026
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1 +R 2,964.17

*price indicative

RS stock no.:
288-1138
Mfr. Part No.:
PD440SRDX
Manufacturer:
Martindale
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Brand

Martindale

Product Type

Proving Unit

Output Voltage

440 V ac/dc

Battery Type

AA Alkaline

Power Source

Battery

Minimum Operating Temperature

-10°C

Maximum Operating Temperature

40°C

Weight

355g

Height

35mm

Length

150mm

Width

80 mm

Standards/Approvals

No

Test Current

200mA

Exempt

COO (Country of Origin):
PH
The PD440SRDX is fast and easy to use, instantly supplying the full test voltage for both high and low-impedance voltage indicators, test lamps and meters. It comes complete with an over-moulded low-profile case and a magnetic hanger. The PD440SRDX has a unique CALCHECK feature, making it easy to verify the insulation and low resistance ranges on 18th Edition multifunction testers Ideal for proving indicators and measurement devices up to 440V AC or DC and to check the operation of 18th Edition installation testers.

Switchable AC / DC output mode via push button

CALCHECK for verification of resistance ranges on 18th Edition testers

Stepped voltage output matched to two-pole tester thresholds

Tough overmoulded low profile design

Long battery life with low battery indicator and auto power off

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