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Flat rectangular black lithium-ion battery pack, 10.5 by 4 by 0.2 inches, 0.55 lb

GreenTechLLC

GreenTechLLC 1943 laptop battery 39.79Wh 5235mAh 7.58V 4-cell

SKU CH-PMCT-X9SVY MPN 1943

Replacement 39.79 Wh lithium-ion battery for Microsoft Surface Laptop Go and Go 2 models

  • Battery type4 Cell Lithium-Ion
  • Battery capacity5235mah
  • Measurements10.5 × 4 × 0.2
  • Product colorBlack
  • Product typeBattery
  • Compatible withMICROSOFT SURFACE LAPTOP GO 12.4 in (Model 1943), SURFACE LA
  • Replaces OEM parts DYNZ02, AHA42227028, AHA42227027, 916TA135H for easy sourcing
  • Fits Microsoft Surface Laptop Go 12.4" models 1943 and 2013 directly
  • Delivers 39.79Wh capacity from a 4-cell lithium-ion design
  • Tested for correct voltage, circuit protection and stable current output
  • Certified to CE, FCC and RoHS safety standards

Compatible replacement for Surface Laptop Go models

This 4-cell lithium-ion battery replaces the original DYNZ02 and AHA42227028 units in Microsoft Surface Laptop Go 12.4" (Model 1943) and Surface Laptop Go 2 (Model 2013). It delivers 7.58V and 39.79Wh capacity in a black 10.5 x 4 x .2 inch form factor weighing .55 lb. Each unit is tested for correct voltage, circuit protection and stable current.

Suits owners of specific Surface models needing

It fits the listed 1943 and 2013 model numbers only. Buyers with other Surface devices, different screen sizes or non-Microsoft laptops should look elsewhere. The pack is a non-OEM GreenTech part certified to CE, FCC and RoHS standards.

5235mAh capacity handles typical daily workloads

The 39.79Wh rating supports regular office tasks, web browsing and video playback on the compatible 12.4" systems. Runtime scales with screen brightness, background apps and power settings. Heavy sustained loads or degraded charging circuits will reduce achievable hours per charge.

How it compares

Measured against everything we stock in Laptop Chargers & Batteries, at today’s prices. Recalculated every night.

Price $57.99
Pricier than about 88% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameGreenTech
Model nameDYNZ02, AHA42227028, AHA42227027, 916TA135H
Part numberDYNZ02, AHA42227028, AHA42227027, 916TA135H
Product colorBlack
Product typeBattery
Power
Battery type4 Cell Lithium-Ion
Battery capacity5235mah
Size & build
Measurements10.5 × 4 × 0.2
Product weight0.55 lb (0.25 kg)
Compatibility
Compatible withMICROSOFT SURFACE LAPTOP GO 12.4 in (Model 1943), SURFACE LAPTOP GO Model 1943, SURFACE LAPTOP GO 1943, SURFACE LAPTOP GO 2 (Model 2013), SURFACE LAPTOP GO 2 Model 2013, SURFACE LAPTOP GO 2 2013

Questions about this item

Will this DYNZ02 battery fit my Surface Laptop Go model 1943?

Yes, the battery replaces OEM part DYNZ02 and is listed as compatible with Surface Laptop Go 12.4" model 1943 and Surface Laptop Go 2 model 2013.

Can I reuse the original charger and internal connectors with this replacement?

The battery matches the original 7.58 V specification and uses the same internal connector, so the existing charger and motherboard connection work without adapters.

How do I confirm the new battery is recognised and reporting capacity correctly?

After installation, open the battery report in Windows; it should show the design capacity of 39.79 Wh and the charge percentage will track from empty to full normally.

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