Estonia Orders 3 More K239 Chunmoo Rocket Launchers to Expand NATO Strike Range to 290 km.

Estonia is expanding its long-range strike capability with a new order for three additional K239 Chunmoo multiple rocket launchers from South Korea’s Hanwha Aerospace, bringing its future fleet to nine systems and strengthening its ability to deliver precision fires deep beyond conventional artillery range. The agreement, signed in Tallinn on 11 May 2026 between the Estonian Centre for Defence Investments and Korea Trade-Investment Promotion Agency, reinforces Estonia’s push to build a more credible deterrent against regional military threats on NATO’s eastern flank.

The expanded Chunmoo force will give the Estonian Defence Forces access to guided 239 mm rockets and CTM-290 tactical ballistic missiles capable of striking high-value targets at extended distances with greater accuracy and response speed. Combined with training, operational support, and locally adapted vehicle modifications, the programme increases Estonia’s ability to conduct distributed long-range fires and reflects the growing role of precision rocket artillery in European military modernization.

Related topic: Norway Orders Chunmoo Rocket Launchers from South Korea to Boost NATO Long-Range Fires.

Estonia will buy three additional South Korean K239 Chunmoo multiple rocket launchers, raising its planned fleet to nine systems and expanding its ability to conduct precision strikes with guided rockets and tactical ballistic missiles at ranges up to 290 km (Picture source: Hanwha Aerospace).

The relevant figure is not only nine launchers; it is the salvo structure those launchers create. A Chunmoo launch vehicle carries two pods. If loaded only with CGR-080 rockets, nine launchers could fire up to 108 guided 239 mm rockets before reload; if loaded with CTM-MR missiles, they could fire 72 medium-range missiles; if configured with CTM-290 tactical ballistic missiles, they could launch 18 long-range missiles. Estonia would likely mix pods by mission, using shorter-range rockets for counter-battery fire and interdiction while reserving CTM-290 missiles for bridges, railheads, ammunition sites, command posts, surface-to-air missile batteries and staging areas.

The CGR-080 is the baseline precision rocket in the Estonian package. It uses GPS-aided inertial navigation, carries a high-explosive warhead and has a declared range of 30 to 80 km with a 15 m circular error probable. Six rockets fit in each pod, so one launcher can carry 12 ready rounds. This munition is relevant because many targets in a Baltic contingency would not require a 290 km missile: tactical headquarters, artillery firing areas, engineer crossing points, air-defense radars and supply transfer sites can often be attacked with the 80 km round, preserving longer-range missiles for targets beyond the first echelon.

The CTM-MR gives the same launcher a second engagement band. Hanwha lists this missile as GPS/INS-guided, powered by composite propellant, fitted with a penetration-fragmentation warhead and able to reach 50 to 160 km, with four rounds per pod and a stated 9 m CEP. The CTM-290 is the deepest-strike weapon in the package: a GPS/INS-guided tactical ballistic missile with an 80 to 290 km range, a high-explosive blast-fragmentation warhead, one missile per pod and the same stated 9 m CEP. This moves Chunmoo from battlefield fire support into operational interdiction, where the target set includes logistics nodes, air-defense positions and command infrastructure.

The launcher’s mobility is part of the tactical value. Chunmoo is mounted on an 8x8 wheeled vehicle and is credited by Hanwha with a top road speed of 80 km/h and can fire first rounds within seven minutes. Its fire-control architecture allows different range-class munitions to be used from the same launch vehicle by changing pods, which matters for a small force that cannot afford separate fleets for each target category. A realistic fire mission would involve occupying a pre-surveyed firing point, receiving target data from national or allied sensors, launching a small guided salvo and displacing before Russian counter-battery radars, unmanned aerial vehicles or loitering munitions complete the kill chain.

Estonia’s need for Chunmoo is structural. The Ministry of Defence states that Estonia’s primary independent defense capability is intended to support the activation of NATO collective defense, and that reserve units form the main force of the Estonian Defence Forces. That model requires the ability to slow and disrupt an attack in the first phase of a crisis, before all allied reinforcements are present. Long-range fires give Tallinn a way to strike the systems that sustain an assault rather than only engaging units at the border. For a small country with limited operational depth, attacking supply, command and air-defense nodes early is not optional; it is central to delaying tempo.

The Chunmoo order should be read alongside Estonia’s M142 HIMARS procurement. In April 2026, Estonia signed for three additional HIMARS launchers from Lockheed Martin after receiving its first six in 2025; the new U.S.-built launchers are also due in 2027 and the contract includes additional ammunition and about USD 11 million in local maintenance investment. Tallinn is moving toward 18 modern rocket-artillery launchers when the HIMARS and Chunmoo orders are combined. HIMARS gives Estonia a U.S.-linked NATO fires chain; Chunmoo adds South Korean production capacity, a different pod configuration and the CTM missile family.

The funding line shows that Estonia is not buying launchers without ammunition depth. Estonia’s 2026 defense expenditure is set at 5.4 percent of GDP, rising by 42 percent from €1.7 billion to €2.4 billion, with €1.27 billion allocated to defense procurements and €3.4 billion earmarked for ammunition from 2025 to 2029. Under the Chunmoo framework, Hanwha is also expected to invest one-fifth of the procurement value into Estonia’s defense industry, with an initial return estimated at €40 million to €60 million over ten years. This will not make Estonia self-sufficient in guided rockets by 2027, but it can support local maintenance, integration and servicing capacity.

The wider European pattern is relevant. Poland has ordered 218 Chunmoo launchers and is building CGR-080 production capacity through Hanwha’s agreement with WB Group, while Norway has selected 16 Chunmoo launchers under a long-range fires program worth 19 billion Norwegian crowns. South Korea is becoming a supplier not only of artillery launchers, but also of missiles, local support and European production arrangements. Estonia’s order is small compared with Poland’s, but it benefits from the same emerging supply chain.

The military effect should be measured across Estonia’s future fires network rather than by the individual launcher. K9 Thunder 155 mm self-propelled howitzers provide mobile brigade-level artillery; HIMARS provides a U.S.-standard deep-strike option; Chunmoo adds three range bands from 30 km to 290 km. For Russia, that means ammunition depots, assembly areas, air-defense batteries and command nodes near Estonia can no longer be treated as protected rear-area assets. For Estonia, it means the opening phase of a conflict would not depend solely on holding border terrain, but also on striking the logistical and command structure that enables an offensive to continue.

Written by Evan Lerouvillois, Defense Analyst.

Evan studied International Relations, and quickly specialized in defense and security. He is particularly interested in the influence of the defense sector on global geopolitics, and analyzes how technological innovations in defense, arms export contracts, and military strategies influence the international geopolitical scene.