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BatteryClerk Prime FAST 1-2 day shipping to most of Canada
BatteryClerk Prime FAST 1-2 day shipping to most of Canada
SKU CS-MKV120PX

Milwaukee 2207-20 2207-21 2238-20 2238-21 2239-20 2239-21 2276-20NST 2276-21 2276-21NST 2277-20 2277-20NST 2277 4000mAh Power Tool Replacement Battery

Original price $64.99 - Original price $64.99
Original price
$64.99
$64.99 - $64.99
Current price $64.99
Usually Ships in 4 - 7 Business Days
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INFO
  • This is a replacement compatible with a Milwaukee Power Tool Battery
  • Volts: 12V (12 Volts)
  • Capacity: 4000mAh (4Ah)
  • Type: Li-ion
  • Color: Black
  • Milwaukee 2207-20 2207-21 2238-20 2238-21 2239-20 2239-21 2276-20NST 2276-21 2276-21NST 2277-20 2277-20NST 2277-21 2277-21NST 2290-20 2290-21 2310-21 2311-20 2311-21 2312-21 2313-20 2313-21 2314-20 2314-21 2320 2320-20 2320-21 2330 2331 2332 2333 2401-20 2401-22 2402-20 2402-22 2403-20 2403-22 2404-20 2404-22 2410 2410-20 2410-22 2411-20 2411-22 2415-20 2415-21 2420-20 2420-21 2420-22 2426-20 2426-22 2429-20 2429-21XC 2432-20 2432-22 2446-20 2446-21XC 2450-20 2450-22 2451 2451-20 2451-22 2452-20 2452-22 2453-20 2453-22 2454-20 2454-22 2455-20 2455-22 2456-21 2457-20 2457-21 2458-20 2458-21 2460-20 2460-21 2461-20 2461-22 2470 2470-20 2470-21 2471 2471-20 2471-21 2471-22 2590-20 3 8in IMPACT WRENCH 49-24-0145 49-24-0146 C12 D C12 DD C12 FM C12 HZ C12 HZ-0 C12 HZ-202C C12 IC C12 ID C12 IW C12 JSR C12 JSR-0 C12 LTGE C12 MT C12 MT-0 C12 MT-202B C12 MT-402B C12 PC C12 PC-0 C12 PD C12 PN C12 PN-0 C12 PPC C12 PPC-0 C12 PXP C12 PXP-I06202C C12 PXP-I10202C C12 PXP-N202C C12 RAD C12 RAD-0 C12 RAD-202B C12 RT C12 RT-0 C12 WS M12 M12 AL M12 AL-0 M12 BD M12 BD-0 M12 BD-202C M12 BDC6 M12 BDC6-0 M12 BDC6-202C M12 BDC8 M12 BDC8-0 M12 BDC8-202C M12 BDD M12 BDD-0 M12 BDD-202C M12 BDDX M12 BDDX-202X M12 BDDXKIT-202X M12 BID M12 BID-0 M12 BID-202C M12 BIW12 M12 BIW12-0 M12 BIW12-202C M12 BIW14 M12 BIW14-0 M12 BIW38 M12 BIW38-0 M12 BIW38-202C M12 BPD M12 BPD-0 M12 BPD-202C M12 BPD-402C M12 BPP2B M12 BPP2B-421C M12 BPP2C M12 BPP2C-402B M12 BPP2D M12 BPP2D-402B M12 BPP3A M12 BPP3A-202B M12 BPP4A M12 BPP4A-202B M12 BPS M12 BPS-0 M12 BPS-421X M12 BRAID M12 BRAID-0 M12 BS M12 BS-0 M12 BS-402C M12 BSD M12 BSD-0 M12 CC M12 CC-0 M12 CCS44 M12 CCS44-0 M12 CCS44-402C M12 CCS44-602X M12 CD M12 CD-0 M12 CDD M12 CDD-0 M12 CDD-202C M12 CDD-602X M12 CH M12 CH-0 M12 CH-202C M12 CH-602X M12 CHZ M12 CHZ-0 M12 CHZ-402C M12 CHZ-602X M12 CID M12 CID-0 M12 CID-202C M12 CIW12 M12 CIW12-0 M12 CIW12-202C M12 CIW14 M12 CIW14-0 M12 CIW14-202C M12 CIW38 M12 CIW38-0 M12 CIW38-202C M12 CPD M12 CPD-0 M12 CPD-202C M12 CPD-602X M12 CPP2B M12 CPP2B-402C M12 CPP2B-602X M12 DE M12 DE-0C M12 DE-201C M12 GG M12 GG-0 M12 GG-401B M12 H M12 H-0 M12 H-202C M12 H-402C M12 HBW M12 HH BL2 M12 HH GREY2 M12 HJ 3IN1 M12 HJ BL3 M12 HJ CAMO4 M12 HJ GREY3 M12 HJ LADIES M12 HPT M12 HPT-202C M12 HPT-202C M-KIT M12 HPT-202C TH-KIT M12 HPT-202C U-KIT M12 HPT-202C V-KIT M12 HPT-202C V-KIT2 M12 HV M12 HV-0 M12 IC M12 IC AV3 M12 IC AV3-201C M12 IC-0 (S) M12 IC-201C (S) M12 IR M12 IR-201B 1 4 M12 IR-201B 3 8 M12 JS M12 JS-0 M12 JS-402B M12 JSSP M12 JSSP-0 M12 LL M12 LL-0 M12 MLED M12 MLED-0 M12 NRG-602 M12 PCG 310 M12 PCG 310C-0 M12 PCG 310C-201B M12 PCG 400 M12 PCG 400A-0 M12 PCG 400A-201B M12 PCG 600 M12 PCG 600A-0 M12 PCG 600A-201B M12 PP2A M12 PP2A-202C M12 PP2A-402C M12 SL M12 SL-0 M12 SLED M12 SLED-0 M12 TD M12 TD-201 M12 TI M12 TI-201C M12 TLED M12 TLED-0 M12-18 JSSP M12-18 JSSP-0 M12BDD-402C Replacement Batteries.
  • Mfgr Part # 48112401 48-11-2401 48-11-2402 48112411 48-11-2411 48112420 48-11-2420 48-11-2440 4931427105 4932430064 C12 B C12 BX M12 M12 B2
  • Dimensions: 3.53 in. L x 2.49 in. W x 4.43 H in.
  • Weight: 1.4 lb
  • Warranty: 1 Year

Disclaimer: Our products are not affiliated with or authorized by Milwaukee.

FAQs
  • What is the best replacement battery for the Milwaukee 2207-20 2207-21 2238-20 2238-21 2239-20 2239-21 2276-20NST 2276-21 2276-21NST 2277-20 2277-20NST 2277 4000mAh Power Tool Battery?

    The CS-MKV120PX is the best replacement battery for the Milwaukee 2207-20 2207-21 2238-20 2238-21 2239-20 2239-21 2276-20NST 2276-21 2276-21NST 2277-20 2277-20NST 2277 4000mAh Power Tool Battery.


  • What is your return policy and battery warranty?

    Our batteries are backed by easy 30-day returns and a 12-month warranty.


  • How do I find the best replacement Battery?

    Our search tool at the top of the website should give you the best results. Search by brand or part number to see if we have the right match for you.


  • What does Li-ion and Ni-MH mean?

    They represent different types of rechargeable batteries. Li-ion stands for Lithium Ion, lithium ions move from the negative electrode through an electrolyte to the positive electrode during discharge and back when charging. Ni-MH stands for nickel-metal hydride where the negative electrode is made from a hydrogen-absorbing alloy.


  • Do you have a wholesale, reseller and large volume purchase program?

    Yes, our bulk purchasing program saves you money and allow you to obtain the batteries you need in one easy, hassle-free transaction. Apply here.


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30-Day Guarantee

We want you to be 100% satisfied. If for some reason you are not happy, return it to us.

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Trusted Battery Experts

We stock low cost, high quality batteries and here to help ensure you make the right purchase.

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Free Shipping

Free shipping on orders over $129, including freight.

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12-Month Warranty

If our product isn’t performing as it should, don’t hesitate to reach out to our customer service team.

More About Power Tool Batteries

Why choose BatteryClerk replacement batteries?

Exact OEM replacement that fits easily and precisely.

  • High quality, low-cost replacement batteries.
  • A guaranteed fit for your device.
  • Backed by easy 30-day returns and a 12-month warranty.
  • Millions of batteries sold globally.

Ratings and Reviews

Frequently Asked Questions

Questions? Talk to a battery expert.

Mon-Fri: 8am - Midnight
Sat-Sun: 8am - 10pm

Why are prices so low?

All we do is sell replacement batteries, we are very good at that!

Manufacturer's are not able to process smaller orders quickly and efficiently.

BatteryClerk specializes in processing any size order accurately and fast.

When do new orders ship?

All AJC Battery orders placed Monday-Friday leave our warehouse the same day if placed before 2PM EST.

If your order is placed Friday after 2PM through Sunday, your order will be shipped out Monday morning.

What is your warranty policy?

We stand behind our products with 30-day easy returns and a 12 month warranty. Lawn and tractor batteries have a 6 month warranty.

What is the BatteryClerk return policy?

View our return policy.

What battery do I need?

Please enter the brand and model number of your device or battery you need to replace in the search bar at the top of this page. 

As long as the voltage, terminals and dimensions match, then you will be able to use this as a compatible battery replacement option.