Martindale PD440SRD Proving Unit 440V AC/DC

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Subtotal (1 unit)*

£119.63

(exc. VAT)

£143.56

(inc. VAT)

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  • 9 unit(s) ready to ship
  • Plus 24 unit(s) shipping from 12 December 2025
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Per unit
1 +£119.63

*price indicative

Calibration Options:

presentation
Martindale PD440SRD Proving Unit 440V None RS Calibration
Calibration Type:
RSCAL
RS Stock No.
288-1152

Each

£161.63

(exc. VAT)

£193.96

(inc. VAT)

RS Stock No.:
288-1137
Mfr. Part No.:
PD440SRD
Brand:
Martindale
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Brand

Martindale

Output Voltage

440V AC/DC

Battery Type

AA Alkaline Battery

Power Source

Battery

RoHS Status: Exempt

COO (Country of Origin):
PH
Proves the operation of voltage indicators, multimeters and test lamps up to 440V
The PD440SRD 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 with a magnetic hanger. Ideal for proving indicators and measurement devices up to 440V AC or DC in commercial and industrial applications.
Switchable AC / DC output mode via push button
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

Red Lockout in use on machinery, stating "Do Not Remove, Locked Out"
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